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Network & TLS

Certificate transparency

New certificates for our domain monitored hourly.

Healthy

3 certs in last 7d

Checked 5/30/2026, 4:01:17 PM · Source: Scheduled probe

Recently issued certificates: 3. All from authorised CAs.

What this check means

Every certificate issued for our domain is logged in public Certificate Transparency logs. We monitor these logs hourly to detect any unexpected certificate issuance — for example, if an attacker compromised a certificate authority and tried to issue a fraudulent certificate for our domain.

Recent runs

WhenResultSource
5/30/2026, 4:01:17 PM3 certs in last 7dScheduled probe
5/30/2026, 3:01:23 PMprobe failedScheduled probe
5/30/2026, 2:00:53 PMlookup failedScheduled probe
5/30/2026, 1:00:50 PMlookup failedScheduled probe
5/30/2026, 12:01:20 PMprobe failedScheduled probe
5/30/2026, 11:01:33 AM3 certs in last 7dScheduled probe
5/30/2026, 10:01:41 AMprobe failedScheduled probe
5/30/2026, 9:01:12 AMlookup failedScheduled probe
5/30/2026, 8:01:13 AMlookup failedScheduled probe
5/30/2026, 7:01:16 AMlookup failedScheduled probe
5/30/2026, 6:01:12 AMlookup failedScheduled probe
5/30/2026, 5:01:39 AMprobe failedScheduled probe
5/30/2026, 4:01:41 AMprobe failedScheduled probe
5/30/2026, 3:01:12 AMlookup failedScheduled probe
5/30/2026, 2:01:13 AMlookup failedScheduled probe
5/30/2026, 1:01:12 AMlookup failedScheduled probe
5/30/2026, 12:01:17 AMlookup failedScheduled probe
5/29/2026, 11:01:40 PMprobe failedScheduled probe
5/29/2026, 10:01:12 PMlookup failedScheduled probe
5/29/2026, 9:01:30 PM3 certs in last 7dScheduled probe
5/29/2026, 8:01:39 PMprobe failedScheduled probe
5/29/2026, 7:01:29 PMprobe failedScheduled probe
5/29/2026, 6:01:29 PMprobe failedScheduled probe
5/29/2026, 5:01:02 PMlookup failedScheduled probe
5/29/2026, 4:01:01 PMlookup failedScheduled probe
5/29/2026, 3:01:31 PMprobe failedScheduled probe
5/29/2026, 2:01:02 PMlookup failedScheduled probe
5/29/2026, 1:01:09 PMlookup failedScheduled probe
5/29/2026, 12:01:07 PM0 certs in last 7dScheduled probe
5/29/2026, 11:01:30 AMprobe failedScheduled probe

Need additional detail (sanitised report, supporting evidence)? security@theartofcto.com