MailTester Email Verification
Verify emails (valid/invalid/risky/unknown): MX, SMTP, catch-all, disposable. Free agent key.
endpoint: https://app.mailtester.com/mcp
registry: com.mailtester/email-verification
A
recent success 100% (15 probes) ·
MCP handshake OK
· protocol 2025-06-18
TLS valid (33d left) · latency 76.0 ms ·
HTTP 405 · auth open ·
tools 9
manifest 425871826cc2d4d7
· drift events seen here: 1
Embed this grade
<a href="https://golemreach.com/trust/s/26302"> <img src="https://golemreach.com/trust/badge/26302.svg" alt="golemreach trust grade"></a>
Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-12T13:48:41Z | ✓ | A | ✓ | 76.0 ms | 33d | 9 | 425871826cc2d4d7 |
| 2026-10-12T07:48:16Z | ✓ | A | ✓ | 117.0 ms | 33d | 9 | fc1126ece563ad7d |
| 2026-10-12T01:48:12Z | ✓ | A | ✓ | 182.0 ms | 33d | 9 | fc1126ece563ad7d |
| 2026-10-11T19:46:13Z | ✓ | A | ✓ | 119.0 ms | 34d | 9 | fc1126ece563ad7d |
| 2026-10-11T13:45:47Z | ✓ | A | ✓ | 129.0 ms | 34d | 9 | fc1126ece563ad7d |
| 2026-10-11T07:44:11Z | ✓ | A | ✓ | 136.0 ms | 34d | 9 | fc1126ece563ad7d |
| 2026-10-11T01:42:34Z | ✓ | A | ✓ | 129.0 ms | 34d | 9 | fc1126ece563ad7d |
| 2026-10-10T19:41:58Z | ✓ | A | ✓ | 132.0 ms | 35d | 9 | fc1126ece563ad7d |
| 2026-10-10T13:40:59Z | ✓ | A | ✓ | 122.0 ms | 35d | 9 | fc1126ece563ad7d |
| 2026-10-10T07:39:54Z | ✓ | A | ✓ | 127.0 ms | 35d | 9 | fc1126ece563ad7d |
| 2026-10-10T01:39:04Z | ✓ | A | ✓ | 299.0 ms | 35d | 9 | fc1126ece563ad7d |
| 2026-10-09T19:38:46Z | ✓ | A | ✓ | 216.0 ms | 36d | 9 | fc1126ece563ad7d |
| 2026-10-09T13:38:25Z | ✓ | A | ✓ | 55.0 ms | 36d | 9 | fc1126ece563ad7d |
| 2026-10-09T07:37:39Z | ✓ | B | ✓ | 24190.0 ms | 36d | 9 | fc1126ece563ad7d |
| 2026-10-09T01:36:17Z | ✓ | A | ✓ | 173.0 ms | 36d | 9 | fc1126ece563ad7d |