SPF, DKIM and DMARC records and posture for a domain.
https://how.is/v1/domain/email-authOverview
SPF, DKIM and DMARC records and posture for a domain.
Protocol
x402 (POST)
Price
$0.0050
Payment Asset
USD Coin
Payment Network
Base
Category
uncategorized
Provider
how
Source
bazaar
Indexed
2026-10-27 20:23:31
Health
Status
healthy
Latency (p50)
1857ms
Uptime (30d)
100.0%
Reliability Score
77/100
Last Checked
2026-10-27 22:25:09
Last Healthy
2026-10-27 22:25:09
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"body": {
"domain": "github.com"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Output Schema
{
"example": {
"data": {
"_shape": "data.data: spf, dkim, dmarc, mx, overallScore, overallStatus, recommendations."
},
"receipt": {
"charge_usd": 0.005,
"rail": "x402",
"settlement_tx": "0x…",
"tool": "email-auth"
},
"result": "Email authentication for the requested subject"
},
"type": "json"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-27 22:25:09 | healthy | 402 | 1857ms | |
| 2026-10-27 21:23:47 | healthy | 402 | 487ms |