DNS & email integrity
Certificate Authority Authorization
DNS CAA record restricts certificate issuance to authorised CAs only.
Healthy
13 CAA records
Checked 7/31/2026, 1:00:20 AM · Source: Scheduled probe
CAA records published. Only authorised certificate authorities may issue certificates for our domain.
What this check means
A DNS record (CAA) tells the global Certificate Authority ecosystem which authorities are allowed to issue certificates for our domain. Any other CA is required to refuse. Adds a layer of defence against fraudulent certificate issuance.
Recent runs
| When | Result | Source | |
|---|---|---|---|
| 7/31/2026, 1:00:20 AM | 13 CAA records | Scheduled probe | |
| 7/31/2026, 12:00:45 AM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 11:00:52 PM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 10:00:22 PM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 9:01:15 PM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 8:01:44 PM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 7:01:14 PM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 6:01:16 PM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 5:01:44 PM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 4:01:49 PM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 3:01:44 PM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 2:01:43 PM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 1:01:15 PM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 12:01:23 PM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 11:01:07 AM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 10:01:20 AM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 9:01:06 AM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 8:01:19 AM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 7:01:03 AM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 6:00:59 AM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 5:00:49 AM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 4:01:11 AM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 3:01:13 AM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 2:00:49 AM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 1:01:04 AM | 13 CAA records | Scheduled probe | |
| 7/30/2026, 12:01:03 AM | 13 CAA records | Scheduled probe | |
| 7/29/2026, 11:01:31 PM | 13 CAA records | Scheduled probe | |
| 7/29/2026, 10:01:29 PM | 13 CAA records | Scheduled probe | |
| 7/29/2026, 9:01:02 PM | 13 CAA records | Scheduled probe | |
| 7/29/2026, 8:01:31 PM | 13 CAA records | Scheduled probe |
Need additional detail (sanitised report, supporting evidence)? security@theartofcto.com