{"uid":"cap_lqqNInfPVAwt7kXyfqSqc","slug":"ip-address-ownership-lookup-rdap-54c2cd41","name":"IP Address Ownership Lookup (RDAP)","description":"IP address ownership (RDAP): network, organization, country, CIDR — Genesis402 / UnyKorn Operator Network","url":"https://twin.unykorn.org/web/ip-whois?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"params":{"type":"object","properties":{"ip":{"type":"string","description":"required IPv4 or IPv6"}}}}},"responseSchema":{"type":"json","example":{"ok":true,"type":"whois-ip","receipt":{"tx_hash":"0x<64hex>","amount_usd":0.002,"receipt_id":"g402-<16hex>"},"sources":[{"ok":true,"name":"<source>"}],"limitations":"<text>","generated_at":"<iso time>","evidence_hash":"sha256:<64hex>"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_K0j6h-stl7hcQQogPqD7_","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns RDAP-based ownership details for an IPv4 or IPv6 address, including network name, organization, country, and CIDR block.","exampleAgentPrompt":"Who owns the IP address 203.0.113.45 — can you look up the network name, organization, country, and CIDR block via RDAP?","exampleUseCases":[{"title":"Identify suspicious inbound traffic source","prompt":"I'm seeing a lot of requests hitting my server from 185.220.101.32 — can you look up who owns that IP, what organization it belongs to, and what country it's registered in?"},{"title":"Enrich security logs with IP ownership","prompt":"I have this IP from a failed login attempt — 91.108.4.0 — can you pull the RDAP ownership info including the network name, org, and CIDR block so I can add it to my incident report?"},{"title":"Verify IP geolocation for compliance","prompt":"Before I allow this connection from 2001:4860:4860::8888, can you check who owns that IPv6 address and confirm the registered country and organization?"}],"resultDescription":"Returns structured RDAP data for the queried IP including: network/block name, registrant organization name, country code, and CIDR notation of the assigned IP range.","failureModes":["Invalid or malformed IP address returns an error","Private/reserved IP ranges (e.g. 192.168.x.x, 10.x.x.x) may return no RDAP record","RDAP registry may have incomplete or missing records for some IP blocks","Rate limiting or payment failure may prevent query execution","IPv6 addresses in non-standard notation may fail to parse"],"whenToPreferThis":"Use this endpoint when you need authoritative RDAP-based ownership data for an IP address — specifically network name, organization, country, and CIDR block. Prefer this over simple geolocation APIs when you need the registered owner/operator rather than approximate physical location, or when you need the canonical network assignment block (CIDR) for security, compliance, or network analysis workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T18:54:59.891Z","isFirstParty":false,"canonicalSlug":"ip-address-ownership-lookup-rdap-54c2cd41"}