| Property | Value |
| cert@cert.br | |
| NameServer | matt.ns.cloudflare.com |
| Created | 20040213 #1537410 |
| Changed | 2015-12-01 00:00:00 |
| Expires | 2018-02-13 00:00:00 |
| Date | IP Address |
| 2016-08-21 | 64.233.182.214 (ClassC) |
| 2025-03-07 | 104.21.64.1 (ClassC) |
| 2025-03-29 | 104.21.80.1 (ClassC) |
| 2025-05-24 | 104.21.112.1 (ClassC) |
| 2025-10-16 | 172.67.210.187 (ClassC) |
| 2026-02-18 | 104.21.45.63 (ClassC) |
| Date | Domain | IP |
| tdd.caelum.com.br | 2025-04-10 | 185.199.109.153 |
| blog.caelum.com.br | 2026-01-22 | 138.2.246.39 |
| www.caelum.com.br | 2025-03-07 | 104.21.64.1 |