DNS & email integrity
Certificate Authority Authorization
DNS CAA record restricts certificate issuance to authorised CAs only.
Healthy
13 CAA records
Checked 9/20/2026, 3:00:25 PM · 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 | |
|---|---|---|---|
| 9/20/2026, 3:00:25 PM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 2:00:17 PM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 1:00:20 PM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 12:00:39 PM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 11:00:24 AM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 10:00:20 AM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 9:00:41 AM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 8:00:29 AM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 7:00:20 AM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 6:00:18 AM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 5:00:48 AM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 4:00:22 AM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 3:00:54 AM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 2:00:27 AM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 1:00:22 AM | 13 CAA records | Scheduled probe | |
| 9/20/2026, 12:00:25 AM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 11:00:21 PM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 10:00:18 PM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 9:00:17 PM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 8:00:45 PM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 7:00:37 PM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 6:00:36 PM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 5:00:16 PM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 4:00:19 PM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 3:00:33 PM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 2:00:21 PM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 1:00:24 PM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 12:00:20 PM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 11:00:19 AM | 13 CAA records | Scheduled probe | |
| 9/19/2026, 10:00:17 AM | 13 CAA records | Scheduled probe |
Need additional detail (sanitised report, supporting evidence)? security@theartofcto.com