ScriptMasterLabs.com · x402 Directory
https://horizonpulse.dev/api/email/check
Resource: https://horizonpulse.dev/api/email/check · Directory page generated 2026-11-14T05:37:47.746Z from live sources.
The facts, as last reported 2026-11-14T05:37:06.820Z: this resource answers x402 payment challenges at 0.003 USDC on Base (exact), pay to 0x5b32c973596078a967562ca652761404f19be0e9. It is reported by Coinbase CDP and its directory state is live.
What it does
Email address check for one address: RFC 5322 syntax, MX records (null MX noted), SPF and DMARC records over DNS, role-account flag (info@, admin@ and similar) and a disposable-domain match. No SMTP connection is made, so mailbox existence
Payment options
| Network | Scheme | Asset | Amount | Pay to |
|---|---|---|---|---|
| Baseeip155:8453 | exact | USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | 0.0033000 atomic | 0x5b32c973596078a967562ca652761404f19be0e9 |
| Polygoneip155:137 | exact | USDC0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 | 0.0033000 atomic | 0x5b32c973596078a967562ca652761404f19be0e9 |
Verification — the enrichment record
| Verification state | facilitator-reported |
|---|---|
| Verified / reported at | 2026-11-14T05:37:06.820Z |
| Settlement recency | listing last updated 2026-11-14T01:12:46.601Z at its source |
| Freshness | live — last reported 2026-11-14T05:37:06.820Z, listing last updated at source 2026-11-14T01:12:46.601Z |
| Reporting facilitator | Coinbase CDP |
| Sources | cdp |
Call it
An unpaid call returns the live 402 challenge — that challenge, not this page, is the price quote:
curl -i "https://horizonpulse.dev/api/email/check"
Pay it with any x402 client on Base, Polygon. Networks: Base · Polygon