{"uid":"cap_NTY8dRjB-nTBW8jufU8T8","slug":"lookproof-https-rr-lookup-ebeb9aa5","name":"Lookproof HTTPS RR Lookup","description":"Check SPF, DMARC, DKIM, MTA-STS, DNSSEC and more, with results that explain what was found and why. Free browser checks and a pay-per-request API with x402.","url":"https://api.lookproof.dev/v1/dns/https-rr?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","title":"HttpsRrInput","required":["domain"],"properties":{"domain":{"type":"string","title":"Domain","examples":["example.com","_8443._https.example.com"],"maxLength":1024,"minLength":1}},"description":"A host name, or an RFC 9460 port-prefixed owner name such as _8443._https.example.com.","additionalProperties":false}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_uXuWCWBGwahh8J9HnPf1K","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Reads and parses HTTPS DNS records (RFC 9460 SVCB) for a domain, returning priority, target, AliasMode/ServiceMode, ALPN protocols, port, IP hints, and ECH publication status.","exampleAgentPrompt":"Can you look up the HTTPS DNS records for example.com and tell me whether it has ECH published, what ALPN protocols it advertises (like h3 or h2), and if there are any AliasMode conflicts or missing mandatory keys?","exampleUseCases":[{"title":"Verify HTTP/3 readiness via DNS","prompt":"Check the HTTPS RR for cloudflare.com — does it advertise h3 in its ALPN list, and what port and IP hints does it publish?"},{"title":"Audit ECH deployment for a domain","prompt":"I'm deploying Encrypted Client Hello on my site — can you pull the HTTPS DNS records for mysite.com and confirm whether ECH is actually published in the record?"},{"title":"Debug misconfigured SVCB record","prompt":"Something looks off with the HTTPS records on _8443._https.api.example.com — can you fetch and parse them to check for AliasMode conflicts or any missing mandatory keys?"}],"resultDescription":"Returns the parsed HTTPS RR fields including priority, target hostname, whether the record is in AliasMode or ServiceMode, ALPN values (e.g. h3, h2), advertised port, IPv4 and IPv6 address hints, whether ECH is published, any detected AliasMode conflicts, and any missing mandatory parameter keys.","failureModes":["Domain not found or has no HTTPS RR — returns empty or NXDOMAIN response","Invalid domain string or malformed owner name — validation error","DNS resolution timeout — transient network failure","Domain exceeds 1024 characters — rejected by input validation","Resolver returns SERVFAIL — upstream DNS issue"],"whenToPreferThis":"Use this endpoint when you specifically need to inspect RFC 9460 HTTPS/SVCB DNS records — especially to verify HTTP/3 (QUIC) readiness, ECH deployment, ALPN negotiation hints, or port and IP hint configuration. Prefer this over a generic DNS lookup tool when you need structured, interpreted output with conflict detection rather than raw DNS wire data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:35:45.394Z","isFirstParty":false,"canonicalSlug":"lookproof-https-rr-lookup-ebeb9aa5"}