caltech.dk
📜 DNS record history  ·  ← Current records
📜 Record History13 scans · 11 changes
Scanned AtChanges since previous scan
2026-08-27 14:20:58
SOA + serial 1787788800 − serial 1787184000
2026-08-20 12:09:02
SOA + serial 1787184000 − serial 1786579200
2026-08-13 19:07:57
SOA + serial 1786579200 − serial 1785974400
2026-08-10 12:38:59
SOA + serial 1785974400 − serial 1785369600
2026-08-05 19:46:33
SOA + serial 1785369600 − serial 1784764800
2026-07-23 12:42:52
SOA + serial 1784764800 − serial 1784160000
2026-07-16 18:53:49
SOA + serial 1784160000 − serial 1783555200
2026-07-09 18:40:05
SOA + serial 1783555200 − serial 1782950400
2026-07-03 11:47:38
SOA + serial 1782950400 − serial 1782345600
2026-06-27 04:38:07
SOA + serial 1782345600 − serial 1781740800
2026-06-23 19:42:39 no changes
2026-06-21 09:12:29
SOA + serial 1781740800 − serial 1781136000
2026-06-16 18:55:14 baseline 2 NS · 1 A · 1 MX · 1 TXT · serial 1781136000 · DMARC · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 13 scans). Click a timestamp to view that full snapshot.

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