Email DNS Preflight
https://email-dns-preflight-x402.copper-crate.workers.dev/v1/email/preflightOverview
Low-cost email and domain hygiene for autonomous agents: practical syntax, role/free-provider signals, MX/Null-MX and A/AAAA fallback, SPF, DMARC, common-selector DKIM heuristic, MTA-STS, TLS-RPT, default-selector BIMI, DNSSEC and RDAP/domain-age intelligence. DNS-level only; no SMTP mailbox-existence claim.
Protocol
x402 (POST)
Price
$0.0010
Payment Asset
USDC
Payment Network
Base
Category
email
Provider
Email DNS Preflight
Source
self-registered
Indexed
2026-09-29 18:49:21
Health
Status
healthy
Latency (p50)
257ms
Uptime (30d)
100.0%
Reliability Score
92/100
Last Checked
2026-10-02 22:59:10
Last Healthy
2026-10-02 22:59:10
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-02 22:59:10 | healthy | 402 | 231ms | |
| 2026-10-02 14:50:17 | healthy | 402 | 257ms | |
| 2026-10-02 03:42:52 | healthy | 402 | 140ms | |
| 2026-10-02 02:03:39 | healthy | 402 | 166ms | |
| 2026-10-01 16:15:08 | healthy | 402 | 382ms | |
| 2026-10-01 09:50:33 | healthy | 402 | 415ms | |
| 2026-09-30 23:21:23 | healthy | 402 | 202ms | |
| 2026-09-30 16:41:14 | healthy | 402 | 294ms | |
| 2026-09-30 14:22:16 | healthy | 402 | 262ms | |
| 2026-09-30 07:35:51 | healthy | 402 | 172ms |