{"uid":"cap_BhoX9-6VE6DcG7_OmzBnI","slug":"crawlspur-canonical-self-reference-check-for-url-rules-efa7a60b","name":"Crawlspur Canonical Self-Reference Check for URL Rules","description":"Prüft am Objekt url-regel den Befund selbstreferenzierende kanonische Adresse.","url":"https://crawlspur.halowerk.com/v1/pruef/crawlspur/canonical-selbst/url-regel","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"ziel":{"oneOf":[{"type":"string","maxLength":2048,"minLength":1,"description":"Öffentliche HTTP(S)-Adresse; bei DNS-Befunden Domain oder öffentliche IP."},{"type":"object","required":["adresse"],"properties":{"adresse":{"type":"string","maxLength":2048,"minLength":1},"selektor":{"type":"string","maxLength":240,"minLength":1,"description":"CSS-Selektor: genau ein Objekt, sonst erster Treffer des Objektfilters."},"vergleich":{"type":"string","maxLength":2048,"description":"Öffentliche Vergleichsadresse für Link-, Sitemap- oder Sprachbefunde."},"user_agent":{"type":"string","pattern":"^[A-Za-z0-9_-]{1,80}$"},"dkim_selektor":{"type":"string","pattern":"^[A-Za-z0-9_-]{1,63}$"}},"additionalProperties":false}]}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_qYPi37DDx8f18gbiIM6L2","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Checks whether a URL rule object has a self-referencing canonical address (canonical tag pointing to itself).","exampleAgentPrompt":"Check whether the page at https://example.com/blog/post-123 has a self-referencing canonical tag — I want to confirm the canonical link element points back to itself.","exampleUseCases":[{"title":"SEO audit for canonical self-reference","prompt":"Can you verify that https://shop.example.com/products/widget has a self-referencing canonical tag? I want to make sure the canonical is pointing to itself and not some other URL."},{"title":"Canonical check with CSS selector","prompt":"Check the canonical self-reference on https://news.example.com/article/456 — specifically target the element with the CSS selector 'link[rel=canonical]' and tell me if it's self-referencing."},{"title":"Pre-launch technical SEO validation","prompt":"Before we go live, can you check if the URL rule at https://staging.mysite.com/category/shoes has a proper self-referencing canonical set up? We need to confirm the canonical tag is pointing back to its own URL."}],"resultDescription":"Returns a finding (Befund) indicating whether the URL rule object has a self-referencing canonical address — i.e. whether the canonical link element on the page points to the page's own URL. Typically includes pass/fail status and the detected canonical URL value.","failureModes":["URL is not publicly accessible (returns 4xx or 5xx HTTP status)","No canonical tag found on the target URL","URL exceeds 2048 character limit","CSS selector matches no element or multiple elements unexpectedly","Target server blocks crawl requests or returns timeout","Invalid URL format provided"],"whenToPreferThis":"Use this endpoint when you specifically need to verify that a URL rule page has a self-referencing canonical tag as part of a technical SEO audit. It is purpose-built for checking the canonical self-reference finding on URL-rule objects, distinct from checking other objects like sitemaps, images, pagination, or robots files — all of which have sibling endpoints on the same service.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T07:03:19.377Z","isFirstParty":false}