Find useful Link headers [fail]! No useful agent discovery Link headers were found.INFOFind useful Link headersINFOParse response Link header linkCount=0FAILCompare registered agent-useful relation count actual=0 expected="> 0"FAILCompare community relation count actual=0 expected="accepted as weaker evidence"FAILNo useful agent discovery Link headers were found.Fetch same-origin Link header targets [fail]! Link headers did not expose any same-origin targets to validate.INFOFetch same-origin Link header targetsINFOFetch same-origin Link header targets and record external skipsFAILCompare same-origin Link target failures actual=1 expected=0FAILLink headers did not expose any same-origin targets to validate.

Parse OpenAPI document [fail]! OpenAPI candidate was not parseable as JSON or YAML-like OpenAPI.INFOParse OpenAPI document status="fail"INFOParse selected document as JSON first, then YAML-like OpenAPI parsed=false format="unknown" versionFamily="missing"FAILCheck parse result actual="not parseable" expected="parseable OpenAPI 3.x or Swagger 2.0 document" compatibleContentType=falseFAILOpenAPI candidate was not parseable as JSON or YAML-like OpenAPI.Validate OpenAPI shape [fail]! Response is not valid JSON and does not match baseline OpenAPI YAML shape.INFOValidate OpenAPI shape status="fail"INFOValidate required OpenAPI shape versionFamily="missing" pathCount=0 webhookCount=0 operationCount=0PASSCheck operations define responses actual=0 expected="every operation should define responses"FAILCheck info metadata actual={"hasInfoTitle":false,"hasInfoVersion":false} expected="info.title and info.version present"FAILOpenAPI shape issue issue="Response is not valid JSON and does not match baseline OpenAPI YAML shape."FAILResponse is not valid JSON and does not match baseline OpenAPI YAML shape.Check machine-usable details [fail]INFOCheck machine-usable details status="fail"INFOInspect machine-usable operation details hasServers=false hasSecuritySchemes=false hasExplicitNoAuth=false requestBodyOperationCount=0 parameterOperationCount=0 responseSchemaOperationCount=0 operationIdCount=0 taggedOperationCount=0 exampleOperationCount=0PASSCheck OpenAPI operations include enough detail for agents to call them safely actual="no machine-usability warnings" expected="servers, auth/no-auth signals, operationIds, parameters, request bodies, responses, tags, and examples where relevant"FAILOpenAPI discovery validation failed.

Validate RFC 9309 core syntax [fail]! robots.txt was found but did not contain a valid, parseable User-agent group.INFOValidate RFC 9309 core syntaxINFOParsing robots.txt into User-agent groups and Allow/Disallow recordsPASSCheck User-agent group count actual=3 expected=">= 1 parseable group" parsedUserAgents=["*","Yandex","Baiduspider"]FAILCheck malformed lines and orphan Allow/Disallow records actual={"invalidLines":0,"orphanRecords":7} expected={"invalidLines":0,"orphanRecords":0}FAILAllow/Disallow records appeared before any User-agent group orphanRecords=[{"directive":"disallow","value":"*/search/","line":3},{"directive":"disallow","value":"*/shop/","line":4},{"directive":"disallow","value":"*/eshop*","line":5},{"directive":"disallow","value":"*/estore*","line":6},{"directive":"disallow","value":"*/unitrun*","line":7}]

Fetch root llms.txt [fail]! /llms.txt was not found or could not be fetched.INFOFetch root llms.txt path="/llms.txt"INFOTrying to fetch /llms.txt url="https://www.jetbrains.com/llms.txt"FAIL/llms.txt was not found or could not be fetched statusCode=404FAILFetch root llms.txt failed reason="/llms.txt is required for this check."Inspect optional llms-full.txt [informational]INFOInspect optional llms-full.txtINFOTrying to fetch /llms-full.txt url="https://www.jetbrains.com/llms-full.txt"SKIP/llms-full.txt is not present statusCode=404

Discover MCP server card [warning]! No MCP server card was found at current, transitional, or linked discovery paths.INFODiscover MCP server card candidateCount=5INFOBuild MCP server-card candidate list currentPath="/.well-known/mcp-server-card" transitionalPaths=["/.well-known/mcp/server-card.json","/.well-known/mcp/server-cards.json","/mcp.json","/.well-known/mcp.json"] linkedPaths=[]PASSCheck whether page claims MCP support actual=false expected="true only when HTML or Link headers mention MCP" textMatches=[] headerLinkCount=0INFOTrying to fetch /.well-known/mcp-server-card url="https://www.jetbrains.com/.well-known/mcp-server-card" source="current"FAIL/.well-known/mcp-server-card did not return a usable server card statusCode=404 contentType="text/html; charset=utf-8"INFOTrying to fetch /.well-known/mcp/server-card.json url="https://www.jetbrains.com/.well-known/mcp/server-card.json" source="transitional"FAIL/.well-known/mcp/server-card.json did not return a usable server card statusCode=404 contentType="text/html; charset=utf-8"INFOTrying to fetch /.well-known/mcp/server-cards.json url="https://www.jetbrains.com/.well-known/mcp/server-cards.json" source="transitional"FAIL/.well-known/mcp/server-cards.json did not return a usable server card statusCode=404 contentType="text/html; charset=utf-8"INFOTrying to fetch /mcp.json url="https://www.jetbrains.com/mcp.json" source="transitional"FAIL/mcp.json did not return a usable server card statusCode=404 contentType="text/html; charset=utf-8"INFOTrying to fetch /.well-known/mcp.json url="https://www.jetbrains.com/.well-known/mcp.json" source="transitional"FAIL/.well-known/mcp.json did not return a usable server card statusCode=404 contentType="text/html; charset=utf-8"WARNNo MCP server card was found reason="No MCP server card was found at current, transitional, or linked discovery paths."

Detect OAuth/OIDC applicability [warning]! Generic authentication signals were found, but no OAuth/OIDC discovery signal was detected.INFODetect OAuth/OIDC applicabilityINFOInspecting homepage, headers, and known auth/API signals for OAuth or OIDC claims applies=false signalsCount=0 genericAuthSignalsCount=1 checkedCount=2WARNCheck OAuth/OIDC applicability signal actual=false expected="true when metadata exists or OAuth/OIDC is claimed" checked=[{"path":"/.well-known/openid-configuration","statusCode":404,"contentType":"text/html; charset=utf-8","length":45088},{"path":"/.well-known/oauth-authorization-server","statusCode":404,"contentType":"text/html; charset=utf-8","length":44890}]WARNDetect OAuth/OIDC applicability completed with warnings issue="Generic authentication signals were found, but no OAuth/OIDC discovery signal was detected."

Detect protected-resource applicability [warning]! Generic authentication signals were found, but no OAuth Protected Resource metadata signal was detected.INFODetect protected-resource applicabilityINFOInspecting auth headers, MCP/OAuth claims, and protected-resource hints applies=false requiresAuthorizationServers=false signalsCount=0 genericAuthSignalsCount=1 checkedCount=1WARNCheck protected-resource metadata applicability actual=false expected="true when RFC 9728 metadata exists or support is claimed" checked=[{"url":"https://www.jetbrains.com/.well-known/oauth-protected-resource","path":"/.well-known/oauth-protected-resource","source":"root-well-known","resourceIdentifier":"https://www.jetbrains.com","statusCode":404,"contentType":"text/html; charset=utf-8","length":45088}]WARNDetect protected-resource applicability completed with warnings issue="Generic authentication signals were found, but no OAuth Protected Resource metadata signal was detected."

Detect WebMCP runtime API [informational]INFODetect WebMCP runtime API status="informational"INFOProbe rendered browser for WebMCP runtime objects SKIPCheck current W3C runtime API actual="not detected" expected="document.modelContext/registerTool available"INFOWebMCP evidence was recorded for context. status="informational"Probe WebMCP operability [warning]! No WebMCP surface was found to probe.INFOProbe WebMCP operability status="warning"INFORun safe WebMCP operability checks safeProbeOnly=trueWARNCheck usable WebMCP evidence actual=0 expected="at least 1 usable runtime, declarative, annotation, or static manifest signal"WARNWebMCP operability warning warning="No WebMCP surface was found to probe."WARNWebMCP operability warning warning="Conventional WebMCP manifest paths were checked but did not return a valid manifest."WARNNo WebMCP surface was found to probe.Validate declarative WebMCP form tools [informational]! No W3C-style declarative WebMCP form attributes were found.INFOValidate declarative WebMCP form tools status="informational"INFOInspect visible forms and controls for current declarative WebMCP attributes annotatedElements=0 formsWithAttributes=0 controlsWithAttributes=0SKIPValidate declarative WebMCP attribute quality actual=0 expected=0INFONo W3C-style declarative WebMCP form attributes were found. status="informational"Validate MCP-aware HTML annotations [informational]! No data-mcp-tool or hyphenated WebMCP compatibility annotations were found.INFOValidate MCP-aware HTML annotations status="informational"INFOInspect HTML for MCP compatibility annotations compatibilityAttributeCount=0 dataMcpToolCount=0 examples=[]SKIPValidate compatibility annotation quality actual=0 expected=0INFONo data-mcp-tool or hyphenated WebMCP compatibility annotations were found. status="informational"Validate static WebMCP JSON compatibility [warning]! No static WebMCP JSON manifest or WMCP interaction graph was found.INFOValidate static WebMCP JSON compatibility status="warning"INFODiscover static WebMCP manifest candidates conventionalPaths=["/.well-known/webmcp.json","/webmcp.json"] checkedCount=2 profileCounts={}INFOWebMCP manifest candidate checked source="path" path="/.well-known/webmcp.json" url="https://www.jetbrains.com/.well-known/webmcp.json" statusCode=404 contentType="text/html; charset=utf-8"INFOWebMCP manifest candidate checked source="path" path="/webmcp.json" url="https://www.jetbrains.com/webmcp.json" statusCode=404 contentType="text/html; charset=utf-8"WARNValidate discovered static WebMCP metadata actual={"validManifestCount":0,"invalidManifestCount":0,"toolCount":0,"wmcpActionCount":0} expected="at least 1 valid tools[] manifest or WMCP graph when static metadata is present"WARNNo static WebMCP JSON manifest or WMCP interaction graph was found.Validate WebMCP tool metadata quality [informational]INFOValidate WebMCP tool metadata quality status="informational"INFOInspect WebMCP tool names, descriptions, schemas, and safety hints toolCount=0SKIPCheck tool metadata findings actual={"issueCount":0,"warningCount":0} expected="0 issues and 0 warnings"INFOWebMCP evidence was recorded for context. status="informational"Review WebMCP security and policy signals [informational]INFOReview WebMCP security and policy signals status="informational"INFOInspect WebMCP security and policy signals permissionsPolicy="(missing)" failureCount=0 warningCount=0PASSCheck security findings actual={"failures":0,"warnings":0} expected="0 failures and 0 warnings"INFOWebMCP evidence was recorded for context. status="informational"

Markdown representation [fail]! No usable Markdown representation was found through negotiation, advertised alternates, or conservative .md mirror checks.INFOMarkdown representationFAILCheck usable Markdown representation was selected actual={"source":"negotiated","url":"https://www.jetbrains.com/","statusCode":200,"contentType":"text/html; charset=utf-8","mediaType":"text/html","vary":"","requireVaryAccept":true,"contentTypeStatus":"fail","cacheStatus":"fail","bodyStatus":"fail","pass":false,"quality":{"valid":false,"formatStatus":"fail","dialect":"html-heavy","hasHeading":false,"headingCount":0,"wordCount":4854,"features":{"markdownLinks":0,"referenceLinks":0,"listItems":7,"tables":0,"taskListItems":0,"fencedCodeBlocks":0,"yamlFrontmatter":false,"jsonLdFencedBlocks":0,"admonitions":0,"strikethrough":0,"autolinks":0,"rawHtmlTags":84,"jsxOrMdxSignals":0},"issues":["missing-heading","raw-html-heavy"],"excerpt":"<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n    <!-- Optimizely -->\n<script type=\"text/javascript\">\n    window.optimizely = window.optimizely || [];\n\n    function checkConsent() {\n        var hasAnalyticsConsent = false;\n\n        // Find the co","issue":"Markdown response contains too much raw HTML to be a clean agent-facing Markdown representation."}} expected="negotiated, advertised alternate, or conventional mirror" selected={"source":"negotiated","url":"https://www.jetbrains.com/","statusCode":200,"contentType":"text/html; charset=utf-8","mediaType":"text/html","vary":"","requireVaryAccept":true,"contentTypeStatus":"fail","cacheStatus":"fail","bodyStatus":"fail","pass":false,"quality":{"valid":false,"formatStatus":"fail","dialect":"html-heavy","hasHeading":false,"headingCount":0,"wordCount":4854,"features":{"markdownLinks":0,"referenceLinks":0,"listItems":7,"tables":0,"taskListItems":0,"fencedCodeBlocks":0,"yamlFrontmatter":false,"jsonLdFencedBlocks":0,"admonitions":0,"strikethrough":0,"autolinks":0,"rawHtmlTags":84,"jsxOrMdxSignals":0},"issues":["missing-heading","raw-html-heavy"],"excerpt":"<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n    <!-- Optimizely -->\n<script type=\"text/javascript\">\n    window.optimizely = window.optimizely || [];\n\n    function checkConsent() {\n        var hasAnalyticsConsent = false;\n\n        // Find the co","issue":"Markdown response contains too much raw HTML to be a clean agent-facing Markdown representation."}} candidatesChecked=2FAILMarkdown representation failed issue="No usable Markdown representation was found through negotiation, advertised alternates, or conservative .md mirror checks."Same-URL negotiation [fail]! Same-URL Accept: text/markdown did not return a valid Markdown representation.INFOSame-URL negotiationFAILCheck negotiated Markdown response actual={"statusCode":200,"mediaType":"text/html","vary":""} expected="HTTP 2xx text/markdown with Vary: Accept" url="https://www.jetbrains.com/" statusCode=200 mediaType="text/html"FAILSame-URL negotiation failed issue="Same-URL Accept: text/markdown did not return a valid Markdown representation."Markdown format validation [fail]! Markdown response contains too much raw HTML to be a clean agent-facing Markdown representation.INFOMarkdown format validationFAILCheck Markdown body quality actual={"valid":false,"wordCount":4854,"headingCount":0,"dialect":"html-heavy"} expected="valid Markdown with substantive text and headings" valid=false dialect="html-heavy" wordCount=4854 headingCount=0FAILMarkdown format validation failed issue="Markdown response contains too much raw HTML to be a clean agent-facing Markdown representation."Advertised Markdown alternate [warning]! No Link or HTML rel=alternate text/markdown URL was advertised.INFOAdvertised Markdown alternateWARNCheck advertised Markdown alternate candidates actual=0 expected="> 0 when HTML advertises a Markdown alternate" advertisedUrls=[] candidateCount=0WARNAdvertised Markdown alternate has a warning issue="No Link or HTML rel=alternate text/markdown URL was advertised."Conventional .md mirror [fail]! Conventional .md mirror candidates did not return valid Markdown.INFOConventional .md mirrorFAILCheck conventional Markdown mirror candidates actual=1 expected="> 0 when a conventional mirror is discoverable" conventionalUrls=["https://www.jetbrains.com/index.html.md"] candidateCount=1FAILConventional .md mirror failed issue="Conventional .md mirror candidates did not return valid Markdown."

Fetch ACP discovery [warning]! ACP-like signals were found, but /.well-known/acp.json was not available.INFOFetch ACP discovery status="warning"INFOFetch canonical ACP discovery /.well-known/acp.json statusCode=404 contentType="text/html; charset=utf-8" parsed=falseINFOFetch compatibility ACP discovery /.well-known/acp statusCode=404 contentType="text/html; charset=utf-8" parsed=falseWARNCheck canonical ACP discovery response actual=false expected=true canonicalFound=false compatibilityFound=falseWARNACP-like signals were found, but /.well-known/acp.json was not available.

Classify AI crawler rules [fail]! No explicit User-agent rules were found for major AI crawler tokens.INFOClassify AI crawler rulesINFOParsing User-agent groups and Allow/Disallow records for known AI crawler tokens evaluatedPath="/"INFOEvaluating exact User-agent matches before wildcard fallback exactAiPolicyCount=0 totalCrawlerTokens=18FAILNo explicit AI crawler User-agent groups were found examplesExpected=["GPTBot","OAI-SearchBot","ClaudeBot","Google-Extended","CCBot"]FAILCompare explicit AI crawler coverage actual=0 expected="> 0 explicit non-search AI crawler policies" missingTokens=["GPTBot","OAI-SearchBot","ChatGPT-User","ClaudeBot","Claude-SearchBot","Claude-User","Google-Extended","Applebot-Extended","Amazonbot","Amzn-SearchBot","Amzn-User","PerplexityBot"]INFOResolved effective root-path policy for crawler tokens blocked=0 allowed=21 unspecified=0

Find enforcing CSP delivery [fail]! Applicable HTML response is missing an enforcing Content-Security-Policy header.INFOFind enforcing CSP deliveryINFORead CSP delivery headers enforcingHeader="missing" reportOnlyHeader="missing" metaPolicyCount=0 legacyHeadersPresent=[]FAILRequire enforcing Content-Security-Policy header actual="missing" expected="present" issue="Applicable HTML response is missing an enforcing Content-Security-Policy header."FAILApplicable HTML response is missing an enforcing Content-Security-Policy header.

Discover A2A Agent Card [warning]! No A2A Agent Card was found at the current, legacy, or fallback discovery paths.INFODiscover A2A Agent CardINFOTry A2A discovery paths in priority order paths=["/.well-known/agent-card.json","/.well-known/agent.json","/agent-card.json","/.well-known/a2a/agent-card.json"]WARNA2A candidate path did not return a usable card path="/.well-known/agent-card.json" statusCode=404 contentType="text/html; charset=utf-8"WARNA2A candidate path did not return a usable card path="/.well-known/agent.json" statusCode=404 contentType="text/html; charset=utf-8"WARNA2A candidate path did not return a usable card path="/agent-card.json" statusCode=404 contentType="text/html; charset=utf-8"WARNA2A candidate path did not return a usable card path="/.well-known/a2a/agent-card.json" statusCode=404 contentType="text/html; charset=utf-8"WARNNo A2A Agent Card candidate was selectedWARNNo A2A Agent Card was found at the current, legacy, or fallback discovery paths.

Discover Agent Skills index [warning]! No Agent Skills discovery index was found at the canonical or legacy path.INFODiscover Agent Skills indexINFOTry Agent Skills index paths in priority order paths=["/.well-known/agent-skills/index.json","/.well-known/skills/index.json"]WARNAgent Skills index candidate was not usable path="/.well-known/agent-skills/index.json" url="https://www.jetbrains.com/.well-known/agent-skills/index.json" statusCode=404WARNAgent Skills index candidate was not usable path="/.well-known/skills/index.json" url="https://www.jetbrains.com/.well-known/skills/index.json" statusCode=404WARNNo Agent Skills discovery index was found at the canonical or legacy path.

Discover agents.json [warning]! No Wildcard-style agents.json file was found.INFODiscover agents.jsonINFOTry agents.json discovery paths in priority order paths=["/.well-known/agents.json","/agents.json"]WARNagents.json candidate path did not return a usable contract path="/.well-known/agents.json" statusCode=404 contentType="text/html; charset=utf-8"WARNagents.json candidate path did not return a usable contract path="/agents.json" statusCode=404 contentType="text/html; charset=utf-8"WARNNo agents.json candidate was selectedWARNNo Wildcard-style agents.json file was found.

Validate declared usage preferences [warning]! No Content-Usage or Content-Signal declarations were found.INFOValidate declared usage preferencesINFOParsing declared preferences into terms and values recordCount=0SKIPSkipping declaration validation because no Content-Usage or Content-Signal records were declared.SKIPCompare declared records to validation requirement actual=0 expected="No validation needed when no records are declared"WARNNo Content-Usage or Content-Signal declarations were present.

Query DNS-AID records [warning]! No DNS-AID HTTPS/SVCB records were found under _agents.INFOQuery DNS-AID recordsINFOBuild DNS-AID query names from hostname hostname="www.jetbrains.com" labels=["_index._agents.www.jetbrains.com","_a2a._agents.www.jetbrains.com"] claimedOnPage=falseWARNDNS query returned no DNS-AID answers name="_index._agents.www.jetbrains.com" rrtype="HTTPS" resolver="cloudflare-doh-json" rcode=3 ad=false answerCount=0WARNDNS query returned no DNS-AID answers name="_index._agents.www.jetbrains.com" rrtype="SVCB" resolver="cloudflare-doh-json" rcode=3 ad=false answerCount=0WARNDNS query returned no DNS-AID answers name="_index._agents.www.jetbrains.com" rrtype="ANY" resolver="node-resolveAny-fallback" answerCount=0 error="queryAny ETIMEOUT _index._agents.www.jetbrains.com"WARNDNS query returned no DNS-AID answers name="_a2a._agents.www.jetbrains.com" rrtype="HTTPS" resolver="cloudflare-doh-json" rcode=3 ad=false answerCount=0WARNDNS query returned no DNS-AID answers name="_a2a._agents.www.jetbrains.com" rrtype="SVCB" resolver="cloudflare-doh-json" rcode=3 ad=false answerCount=0WARNDNS query returned no DNS-AID answers name="_a2a._agents.www.jetbrains.com" rrtype="ANY" resolver="node-resolveAny-fallback" answerCount=0 error="queryAny ETIMEOUT _a2a._agents.www.jetbrains.com"WARNCompare total DNS-AID answer count actual=0 expected="> 0"WARNNo DNS-AID HTTPS/SVCB records were found under _agents.Check DNSSEC authentication evidence [warning]! DNSSEC authentication evidence was not visible for the DNS-AID labels or hostname.INFOCheck DNSSEC authentication evidenceWARNCompare DNSSEC authenticated-data flag actual=false expected=trueWARNCompare visible DNSSEC material actual=false expected=trueWARNResolver did not confirm authenticated DNSSEC data name="_index._agents.www.jetbrains.com" rrtype="HTTPS" resolver="cloudflare-doh-json" ad=false dnssecTypes=[]WARNResolver did not confirm authenticated DNSSEC data name="_index._agents.www.jetbrains.com" rrtype="SVCB" resolver="cloudflare-doh-json" ad=false dnssecTypes=[]WARNResolver did not confirm authenticated DNSSEC data name="_index._agents.www.jetbrains.com" rrtype="ANY" resolver="node-resolveAny-fallback" dnssecTypes=[]WARNResolver did not confirm authenticated DNSSEC data name="_a2a._agents.www.jetbrains.com" rrtype="HTTPS" resolver="cloudflare-doh-json" ad=false dnssecTypes=[]WARNResolver did not confirm authenticated DNSSEC data name="_a2a._agents.www.jetbrains.com" rrtype="SVCB" resolver="cloudflare-doh-json" ad=false dnssecTypes=[]WARNResolver did not confirm authenticated DNSSEC data name="_a2a._agents.www.jetbrains.com" rrtype="ANY" resolver="node-resolveAny-fallback" dnssecTypes=[]WARNResolver did not confirm authenticated DNSSEC data name="_index._agents.www.jetbrains.com" rrtype="DNSKEY" resolver="cloudflare-doh-json" ad=false dnssecTypes=[]WARNResolver did not confirm authenticated DNSSEC data name="_a2a._agents.www.jetbrains.com" rrtype="DNSKEY" resolver="cloudflare-doh-json" ad=false dnssecTypes=[]WARNResolver did not confirm authenticated DNSSEC data name="www.jetbrains.com" rrtype="DNSKEY" resolver="cloudflare-doh-json" ad=false dnssecTypes=[]WARNResolver did not confirm authenticated DNSSEC data name="jetbrains.com" rrtype="DNSKEY" resolver="cloudflare-doh-json" ad=false dnssecTypes=[]WARNDNSSEC authentication evidence was not visible for the DNS-AID labels or hostname.

Discover RSL declarations [warning]! No RSL declarations were found.INFODiscover RSL declarationsINFOChecking robots.txt License records, HTTP Link rel=license headers, HTML license links, and inline RSL XML robotsFound=trueSKIPCount discovered RSL declarations actual=0 expected=">= 1 when RSL licensing terms are published" sources={}WARNNo RSL declarations were found on any supported discovery surface.

Fetch /.well-known/tdmrep.json [warning]! No TDMRep declaration was found at /.well-known/tdmrep.json.INFOFetch /.well-known/tdmrep.jsonINFORequesting origin-level TDMRep declaration at /.well-known/tdmrep.jsonWARNCompare TDMRep file response actual=404 expected="2xx with JSON array when origin-level TDMRep is published" contentType="text/html; charset=utf-8" length=44846WARNNo TDMRep declaration was found at /.well-known/tdmrep.json. 

Validate nosniff value [fail]! X-Content-Type-Options first effective value is not nosniff.INFOValidate nosniff valueINFOParse X-Content-Type-Options values values=["nosniff nosniff"] firstValue="nosniff nosniff" extraValues=[]FAILCompare effective nosniff value actual="nosniff nosniff" expected="nosniff" nosniffActive=false conformant=false issue="X-Content-Type-Options first effective value is not nosniff."FAILX-Content-Type-Options first effective value is not nosniff.Review observed browser responses [warning]! One or more same-origin browser-observed responses had missing or non-conformant nosniff headers.INFOReview observed browser responsesINFOSample Chrome-observed same-origin resources observedResponseCount=29 sameOriginCount=10 eligibleCount=9WARNCompare observed nosniff coverage actual={"missingNosniffCount":1,"malformedNosniffCount":0,"activeResourceMissingNosniffCount":0,"affected":[{"url":"https://www.jetbrains.com/","status":200,"resourceType":"document","contentType":"text/html; charset=utf-8","xContentTypeOptions":"nosniff nosniff"}]} expected="0 missing or malformed eligible same-origin responses" issue="One or more same-origin browser-observed responses had missing or non-conformant nosniff headers."WARNOne or more same-origin browser-observed responses had missing or non-conformant nosniff headers.

Identity fields [warning]! Missing identity field(s): Organization.name.INFOIdentity fieldsINFOChecking Organization and WebSite name/url fields organizationFormat="json-ld" websiteFormat="json-ld"WARNCheck required identity fields actual=3 expected=4 missing=["Organization.name"] organizationFields=[{"name":"Organization.@type","present":true,"value":"Organization","format":"json-ld"},{"name":"Organization.@id","present":true,"value":"https://www.jetbrains.com/#organization","format":"json-ld"},{"name":"Organization.name","present":false,"format":"json-ld"},{"name":"Organization.url","present":true,"value":"https://www.jetbrains.com","format":"json-ld"},{"name":"Organization.logo","present":true,"value":"https://www.jetbrains.com/company/brand/img/jetbrains_logo.png","format":"json-ld"},{"name":"Organization.sameAs","present":true,"value":["https://x.com/jetbrains","https://www.facebook.com/JetBrains","https://youtube.com/user/JetBrainsTV","https://www.linkedin.com/company/jetbrains","http://www.wikidata.org/entity/Q1688472"],"format":"json-ld"}] websiteFields=[{"name":"WebSite.@type","present":true,"value":"WebSite","format":"json-ld"},{"name":"WebSite.@id","present":true,"value":"https://www.jetbrains.com/#website","format":"json-ld"},{"name":"WebSite.name","present":true,"value":"JetBrains","format":"json-ld"},{"name":"WebSite.url","present":true,"value":"https://www.jetbrains.com","format":"json-ld"},{"name":"WebSite.publisher.@id","present":false,"format":"json-ld"},{"name":"WebSite.publisher.name","present":false,"format":"json-ld"},{"name":"WebSite.publisher.url","present":false,"format":"json-ld"}]PASSCheck identity URLs match scanned origin actual={"organizationUrlMatchesOrigin":true,"websiteUrlMatchesOrigin":true} expected={"organizationUrlMatchesOrigin":true,"websiteUrlMatchesOrigin":true}WARNIdentity fields are partially complete missing=["Organization.name"]WebSite publisher linkage [fail]! WebSite.publisher is missing.INFOWebSite publisher linkageINFOChecking whether WebSite.publisher points to the Organization entity websiteFormat="json-ld" organizationFormat="json-ld"FAILCheck publisher presence actual=false expected=true publisher={"present":false,"matchesOrganization":false} website={"id":"https://www.jetbrains.com/#website","name":"JetBrains","url":"https://www.jetbrains.com"} organization={"id":"https://www.jetbrains.com/#organization","url":"https://www.jetbrains.com"}FAILCheck publisher matches Organization actual=false expected=trueFAILWebSite publisher is missing

Page landmarks [warning]! The page has a main landmark but is missing a primary navigation, header/banner, or page-level footer/contentinfo landmark.INFOPage landmarksWARNCheck page landmarks evidence actual={"counts":{"main":1,"roleMain":0,"nav":0,"roleNavigation":0,"header":0,"roleBanner":0,"footer":0,"pageFooter":0,"roleContentinfo":0},"main":true} expected="semantic HTML evidence for this step"WARNPage landmarks has a warning issue="The page has a main landmark but is missing a primary navigation, header/banner, or page-level footer/contentinfo landmark."Heading structure [fail]! Expected one meaningful visible h1; found 0.INFOHeading structureFAILCheck heading structure evidence actual={"counts":{"h1":0,"visibleH1":0,"headings":0,"emptyHeadings":0},"meaningfulH1":false} expected="semantic HTML evidence for this step"FAILHeading structure failed issue="Expected one meaningful visible h1; found 0."

Validate CSP frame-ancestors [warning]! Frame protection relies only on X-Frame-Options; CSP frame-ancestors is the modern control.INFOValidate CSP frame-ancestorsINFORead CSP frame-ancestors signals enforcingHeaderPresent=false reportOnlyHeaderPresent=false metaFrameAncestors=false policyCount=0 duplicateDirectives=[]WARNCompare effective frame-ancestors directive actual="missing" expected="valid restrictive enforcing frame-ancestors" issue="Frame protection relies only on X-Frame-Options; CSP frame-ancestors is the modern control."WARNFrame protection relies only on X-Frame-Options; CSP frame-ancestors is the modern control.

Review subdomain scope [warning]! HSTS is valid, but includeSubDomains is absent.INFOReview subdomain scopeINFOInspect subdomain enforcement scope includeSubDomains=falseWARNCompare includeSubDomains coverage actual="absent" expected="included after subdomains are HTTPS-ready" issue="HSTS is valid, but includeSubDomains is absent."WARNHSTS is valid, but includeSubDomains is absent.

Find advertised IndexNow key location [informational]! No IndexNow key location was advertised in HTML, Link headers, or robots.txt.INFOFind advertised IndexNow key locationINFOLook for IndexNow key hints in HTML, Link headers, and robots.txt supportedHints=["robots.txt IndexNow-Key","rel=indexnow-key","meta name=indexnow-key-location"]PASSCompare advertised key location count actual=0 expected="> 0"WARNNo IndexNow key location was advertised in HTML, Link headers, or robots.txt.Fetch and validate IndexNow key file [informational]! No discoverable IndexNow key file was found.INFOFetch and validate IndexNow key fileINFOLook for IndexNow key hints in HTML, Link headers, and robots.txt supportedHints=["robots.txt IndexNow-Key","rel=indexnow-key","meta name=indexnow-key-location"]PASSCompare advertised key location count actual=0 expected="> 0"INFOFetch each advertised same-origin key file and validate filename/body matchFAILCompare valid IndexNow key file count actual=0 expected="> 0"WARNNo discoverable IndexNow key file was found.