DNS & email integrity
Certificate Authority Authorization
DNS CAA record restricts certificate issuance to authorised CAs only.
Healthy
13 CAA records
Checked 5/30/2026, 4:01:18 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 | |
|---|---|---|---|
| 5/30/2026, 4:01:18 PM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 3:01:24 PM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 2:00:54 PM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 1:00:51 PM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 12:01:21 PM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 11:01:34 AM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 10:01:42 AM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 9:01:13 AM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 8:01:14 AM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 7:01:17 AM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 6:01:14 AM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 5:01:40 AM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 4:01:43 AM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 3:01:13 AM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 2:01:14 AM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 1:01:13 AM | 13 CAA records | Scheduled probe | |
| 5/30/2026, 12:01:18 AM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 11:01:41 PM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 10:01:13 PM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 9:01:32 PM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 8:01:41 PM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 7:01:30 PM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 6:01:30 PM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 5:01:03 PM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 4:01:01 PM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 3:01:31 PM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 2:01:03 PM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 1:01:10 PM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 12:01:08 PM | 13 CAA records | Scheduled probe | |
| 5/29/2026, 11:01:30 AM | 13 CAA records | Scheduled probe |
Need additional detail (sanitised report, supporting evidence)? security@theartofcto.com