ScriptMasterLabs.com · x402 Directory
Email Auth Checker
Resource: https://email-auth-check.quietworklabs.workers.dev/v1/spf · Directory page generated 2026-11-10T12:51:20.082Z from live sources.
The facts, as last reported 2026-11-10T12:49:49.882Z: this resource answers x402 payment challenges at 0.001 USDC on Base (exact), pay to 0x076e653F4f458201B866B6B46A50F5796C345fb7. It is reported by PayAI and its directory state is live.
What it does
Expands a domain's SPF record recursively (include/redirect) like a receiver does and counts DNS-querying terms against the RFC 7208 limit of 10 and void lookups against the limit of 2. Returns per-term lookup costs, problems (permerror cau
Payment options
| Network | Scheme | Asset | Amount | Pay to |
|---|---|---|---|---|
| Baseeip155:8453 | exact | USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | 0.0011000 atomic | 0x076e653F4f458201B866B6B46A50F5796C345fb7 |
Verification — the enrichment record
| Verification state | facilitator-reported |
|---|---|
| Verified / reported at | 2026-11-10T12:49:49.882Z |
| Settlement recency | listing last updated 2026-11-10T12:18:50.790Z at its source |
| Freshness | live — last reported 2026-11-10T12:49:49.882Z, listing last updated at source 2026-11-10T12:18:50.790Z |
| Reporting facilitator | PayAI |
| Sources | payai |
| Tags | email, dns, spf, dmarc, dkim |
Call it
An unpaid call returns the live 402 challenge — that challenge, not this page, is the price quote:
curl -i "https://email-auth-check.quietworklabs.workers.dev/v1/spf"
Pay it with any x402 client on Base. Networks: Base