{"uid":"cap_OFY9pzugzssrNE8u2e-7b","slug":"synthora-rdap-asn-autnum-lookup-eb35fc4b","name":"SYNTHORA RDAP ASN (Autnum) Lookup","description":"Returns RDAP autonomous-system-number registration data: holding organization, RIR, registration events and contact entities, via rdap.org. A2A use: network-attribution and BGP-intelligence agents identify who operates an AS and cross-reference abuse desks for routing incidents. First 3 calls FREE per wallet — send header X-WALLET: 0x<addr>. No charge on upstream failure.","url":"https://rdap-asn-autnum.hergertsynthora.com/service","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"asn":{"type":"string","description":"asn"}}},"responseSchema":{"type":"json","example":{"ok":true,"niche":"rdap-asn-autnum","result":{"asn":"AS15169","name":"GOOGLE","status":["active"],"country":"","end_autnum":15169,"start_autnum":15169,"last_changed_date":"2012-02-24T09:44:34-05:00","registration_date":"2000-03-30T00:00:00-05:00"},"provenance":{"url":"https://rdap.org/autnum/15169","source":"RDAP ASN (autnum) Lookup"}}},"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_b2es_Yju4YBmGm5fHfa6c","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":"Returns RDAP registration data for an Autonomous System Number (ASN), including the holding organization, RIR, registration dates, and contact entities.","exampleAgentPrompt":"Who operates AS15169? I need the RDAP registration details — the holding organization, RIR, registration date, and current status for that autonomous system number.","exampleUseCases":[{"title":"BGP routing incident attribution","prompt":"We're seeing suspicious traffic originating from AS3356 — can you pull the RDAP registration details so I know who operates that autonomous system and find their abuse contact?"},{"title":"Network ownership verification","prompt":"Before we peer with AS7922, can you look up who owns it via RDAP and confirm the registration status and holding organization?"},{"title":"Threat intelligence enrichment","prompt":"I have a list starting with AS64496 — pull the RDAP autnum record so I can see the registrant organization name, registration date, and which RIR manages it."}],"resultDescription":"A JSON object with the ASN string, organization name, active status array, country code, start and end autnum range, last changed date, registration date, and a provenance block including the source rdap.org URL used to fetch the record.","failureModes":["Invalid or non-existent ASN returns an error or empty result","ASN not yet delegated by any RIR may return no data","Malformed ASN string (e.g. missing 'AS' prefix or non-numeric) may cause lookup failure","rdap.org upstream outage results in a failed or timeout response","Rate limiting on the upstream RDAP service may cause intermittent failures"],"whenToPreferThis":"Use this endpoint when you need authoritative RDAP registration data for an ASN — especially for network attribution, BGP incident investigation, or abuse desk cross-referencing. Prefer this over WHOIS-based tools when you need structured, machine-readable RDAP JSON output with registration event history. It is ideal for A2A agents performing automated routing intelligence or threat attribution workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T18:35:44.325Z","isFirstParty":false}