F grade
http-error
20 score
7389 ms
0.0% uptime over 3 measured probes
AS51167 CONTABO - Contabo GmbH, DE · DE
https://api.hergertsynthora.com/v1/mailcheck
x402 first seen 2026-09-07 · last seen 2026-09-10 · json
Listed in
| source | name | description | external id |
|---|---|---|---|
| agent-tools.cloud | Verify whether an email address is real and safe to send to. Checks RFC syntax, live MX re | Verify whether an email address is real and safe to send to. Checks RFC syntax, live MX records, catch-all and disposable/temporary domains, role accounts (info | x402:synthora-email-verification |
Same host
a2a × 3 · 3 alive agents-txt × 1 · 1 alive ard × 1 llms-txt × 1 · 1 alive robots × 1 · 1 alive sigdir × 1 x402 × 122 · 117 alive
Badge
embed:
<a href="https://agentprobe.org/endpoint/67104"><img src="https://agentprobe.org/badge/67104.svg" alt="agentprobe"></a>
Probe history
| probed (UTC) | outcome | score | status | http | ms | version | capabilities | error |
|---|---|---|---|---|---|---|---|---|
| 2026-09-09 11:48 | http-error | 20 | 404 | HTTP/1.1 | 7389 | detailsmeta {"final_url":"https://api.hergertsynthora.com/v1/mailcheck","http_version":"HTTP/1.1","vantage":"us-east-1"} | HTTP 404 | |
| 2026-09-08 08:56 | http-error | 20 | 404 | 1325 | detailsmeta {"final_url":"https://api.hergertsynthora.com/v1/mailcheck","vantage":"us-east-1"} | HTTP 404 | ||
| 2026-09-07 04:23 | http-error | 20 | 404 | 453 | detailsmeta {"final_url":"https://api.hergertsynthora.com/v1/mailcheck"} | HTTP 404 |