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Everything about a domain in one call: DNS records (A, AAAA, NS, MX, TXT, CAA, C...

https://onchaincheck.dev/domain/lookup

Overview

Everything about a domain in one call: DNS records (A, AAAA, NS, MX, TXT, CAA, CNAME), email security graded A-F (mail provider, SPF, DMARC policy, DKIM at common selectors, BIMI, with findings) and RDAP registration (registrar, created, expires, age in days, status, nameservers, DNSSEC).

Protocol x402
Price $0.0030
Payment Asset USD Coin
Payment Network eip155:8453
Category uncategorized
Provider Domain & Email Security
Source bazaar
Indexed 2026-11-06 00:08:46

Health

Status unknown
Latency (p50) —
Uptime (30d) —
Reliability Score —
Last Checked Never
Last Healthy Never
Consecutive Failures 0

x402 Payment Validation

Payment Requirements —
Asset Verified —
Facilitator —

Input Schema

{ "method": "GET", "queryParams": { "domain": "stripe.com" }, "type": "http" }

Output Schema

{ "example": { "checkedAt": "2026-11-05T05:44:33.506Z", "dns": { "A": [ "198.202.176.41", "198.137.150.41" ], "AAAA": [], "CAA": [ "0 iodef \"mailto:caa-violations@stripe.com\"", "0 issue \"amazon.com\"", "0 issue \"digicert.com\"", "0 issue \"visa.com\"" ], "CNAME": [], "MX": [ "10 aspmx.l.google.com", "20 alt1.aspmx.l.google.com", "20 alt2.aspmx.l.google.com", "30 aspmx2.googlemail.com", "30 aspmx3.googlemail.com" ], "NS": [ "ns-1087.awsdns-07.org", "ns-1882.awsdns-43.co.uk", "ns-423.awsdns-52.com", "ns-705.awsdns-24.net" ], "TXT": [ "00D50000000JV6w=1TBTQ0000000CIv;00DDn000000HWol=1TBVY00000002Hx;00D4x000003vxGL=1TBPQ00000008Tp;00Dfn00000BUlWD=1TBan0000000LPR", "MS=ms80697640", "VISA=38A3D7A1AA5D71E43525144DD886F6B8", "_2m7hdcar6jar33f5vyr8h0xaru6rvrn", "_c2ygqoyhcuwjjnqk7h1mcm0x144rm1z" ] }, "domain": "stripe.com", "email": { "bimi": false, "dkim": { "selectorsChecked": [ "google", "selector1", "selector2", "k1", "s1" ], "selectorsFound": [ "google", "s1" ] }, "dmarc": { "pct": 100, "policy": "reject", "record": "v=DMARC1; p=reject; pct=100; fo=1; rua=mailto:dmarc-reports@stripe.com; ruf=mailto:dmarc-forensics@stripe.com;", "reporting": true, "subdomainPolicy": null }, "findings": [], "grade": "A", "mx": [ { "host": "aspmx.l.google.com", "priority": 10 }, { "host": "alt1.aspmx.l.google.com", "priority": 20 }, { "host": "alt2.aspmx.l.google.com", "priority": 20 }, { "host": "aspmx2.googlemail.com", "priority": 30 }, { "host": "aspmx3.googlemail.com", "priority": 30 } ], "provider": "Google Workspace", "spf": { "all": "~", "lookups": 3, "multiple": false, "record": "v=spf1 ip4:198.2.180.60/32 ip4:13.111.2.227/32 include:spf1.stripe.com include:greenhouse-outbound-mail.stripe.com include:_spf.qualtrics.com ~all" } }, "notes": "DNS from Cloudflare's resolver (1.1.1.1 over HTTPS). email grades SPF, DMARC and DKIM (common selectors only; a custom selector won't be found) A-F. registration is RDAP from the registry (null when t… (240 chars, truncated in this example)", "registration": { "ageDays": 11377, "created": "1995-09-12T04:00:00Z", "dnssec": false, "expires": "2027-09-11T04:00:00Z", "nameservers": [ "ns-1087.awsdns-07.org", "ns-1882.awsdns-43.co.uk", "ns-423.awsdns-52.com", "ns-705.awsdns-24.net" ], "registrar": "SafeNames Ltd.", "source": "rdap.verisign.com", "status": [ "client delete prohibited", "client transfer prohibited", "client update prohibited", "server delete prohibited", "server transfer prohibited" ], "updated": "2025-10-01T01:39:51Z" } }, "type": "json" }