on-skole.dk
📜 DNS record history  ·  ← Current records
📜 Record History9 scans · 21 changes
Scanned AtChanges since previous scan
2026-09-04 12:35:13
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.96.136,172.67.181.161 ech=AEX+DQBBtQAgACDrlJMWuEMTXJ3YKiNCez/K7NPnb/bq1PZqS01UiUm2HgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:6088,2606:4700:3035::ac43:b5a1 − 1 . alpn="h3,h2" ipv4hint=104.21.96.136,172.67.181.161 ech=AEX+DQBBVAAgACAHSHUICxC8t/iQHx3wsFiEKQ08JFPD9rFsEmJ6bo5FEQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:6088,2606:4700:3035::ac43:b5a1
SOA + serial 2413679853 − serial 2412820262
2026-08-26 14:38:00
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.96.136,172.67.181.161 ech=AEX+DQBBVAAgACAHSHUICxC8t/iQHx3wsFiEKQ08JFPD9rFsEmJ6bo5FEQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:6088,2606:4700:3035::ac43:b5a1 − 1 . alpn="h3,h2" ipv4hint=104.21.96.136,172.67.181.161 ech=AEX+DQBBBQAgACAWgYT7MIIYhZsgYsNV9qpcRNmrLnRNaTs1ummXhLw/HQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:6088,2606:4700:3035::ac43:b5a1
2026-08-22 16:54:36
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.96.136,172.67.181.161 ech=AEX+DQBBBQAgACAWgYT7MIIYhZsgYsNV9qpcRNmrLnRNaTs1ummXhLw/HQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:6088,2606:4700:3035::ac43:b5a1 − 1 . alpn="h3,h2" ipv4hint=104.21.96.136,172.67.181.161 ech=AEX+DQBB/QAgACAqtBNXRxasqaCugfdwlLcAOtDdC3ksMbcp1HBxTlURUQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:6088,2606:4700:3035::ac43:b5a1
SOA + serial 2412820262 − serial 2411606250
2026-08-08 03:37:30
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.96.136,172.67.181.161 ech=AEX+DQBB/QAgACAqtBNXRxasqaCugfdwlLcAOtDdC3ksMbcp1HBxTlURUQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:6088,2606:4700:3035::ac43:b5a1 − 1 . alpn="h3,h2" ipv4hint=104.21.96.136,172.67.181.161 ech=AEX+DQBB3QAgACC10dUBdxL2D/OQ0N+tXN5AoHK0riC4YzR/VWpeAHEzLwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:6088,2606:4700:3035::ac43:b5a1
SOA + serial 2411606250 − serial 2411196212
2026-08-06 13:49:00
A + 104.21.96.136 + 172.67.181.161 − 188.114.96.1 − 188.114.97.1
AAAA + 2606:4700:3031::6815:6088 + 2606:4700:3035::ac43:b5a1 − 2a06:98c1:3120::1 − 2a06:98c1:3121::1
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.96.136,172.67.181.161 ech=AEX+DQBB3QAgACC10dUBdxL2D/OQ0N+tXN5AoHK0riC4YzR/VWpeAHEzLwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:6088,2606:4700:3035::ac43:b5a1 − 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBewAgACDpWGrVCj0cCK4KtPgF8iqDSWvJ9KuhYZmNy67Wq8s1cwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1
SOA + serial 2411196212 − serial 2409532645
2026-07-14 20:29:57
A + 188.114.96.1 + 188.114.97.1 − 104.21.96.136 − 172.67.181.161
AAAA + 2a06:98c1:3120::1 + 2a06:98c1:3121::1 − 2606:4700:3033::6815:6088 − 2606:4700:3033::ac43:b5a1
HTTPS + 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBewAgACDpWGrVCj0cCK4KtPgF8iqDSWvJ9KuhYZmNy67Wq8s1cwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1 − 1 . alpn="h3,h2" ipv4hint=104.21.96.136,172.67.181.161 ech=AEX+DQBBAAAgACD2W8FZNPXilLiFC/JYVZLvaYyCsa38UVtHKosEQjL0JgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:6088,2606:4700:3033::ac43:b5a1
SOA + serial 2409532645 − serial 2407939344
2026-06-27 09:35:08
A + 104.21.96.136 + 172.67.181.161 − 3.174.18.100 − 3.174.18.108 − 3.174.18.121 − 3.174.18.51
AAAA + 2606:4700:3033::6815:6088 + 2606:4700:3033::ac43:b5a1 − 2600:9000:28e5:2200:17:6eef:c1c0:93a1 − 2600:9000:28e5:2a00:17:6eef:c1c0:93a1 − 2600:9000:28e5:5400:17:6eef:c1c0:93a1 − 2600:9000:28e5:5a00:17:6eef:c1c0:93a1 − 2600:9000:28e5:b400:17:6eef:c1c0:93a1 − 2600:9000:28e5:d400:17:6eef:c1c0:93a1 − 2600:9000:28e5:f400:17:6eef:c1c0:93a1 − 2600:9000:28e5:f800:17:6eef:c1c0:93a1
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.96.136,172.67.181.161 ech=AEX+DQBBAAAgACD2W8FZNPXilLiFC/JYVZLvaYyCsa38UVtHKosEQjL0JgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:6088,2606:4700:3033::ac43:b5a1 − 1 . alpn="h2"
SOA + serial 2407939344 − serial 2407862648
2026-06-25 12:22:18
AAAA + 2600:9000:28e5:2200:17:6eef:c1c0:93a1 + 2600:9000:28e5:2a00:17:6eef:c1c0:93a1 + 2600:9000:28e5:5400:17:6eef:c1c0:93a1 + 2600:9000:28e5:5a00:17:6eef:c1c0:93a1 + 2600:9000:28e5:b400:17:6eef:c1c0:93a1 + 2600:9000:28e5:d400:17:6eef:c1c0:93a1 + 2600:9000:28e5:f400:17:6eef:c1c0:93a1 − 2600:9000:28e5:3800:17:6eef:c1c0:93a1 − 2600:9000:28e5:3e00:17:6eef:c1c0:93a1 − 2600:9000:28e5:5e00:17:6eef:c1c0:93a1 − 2600:9000:28e5:6000:17:6eef:c1c0:93a1 − 2600:9000:28e5:7e00:17:6eef:c1c0:93a1 − 2600:9000:28e5:800:17:6eef:c1c0:93a1 − 2600:9000:28e5:8600:17:6eef:c1c0:93a1
SOA + serial 2407862648 − serial 2406094067
2026-06-18 01:28:46 baseline 2 NS · 4 A · 8 AAAA · 3 TXT · 1 HTTPS · serial 2406094067 · DMARC · DNSSEC secure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 9 scans). Click a timestamp to view that full snapshot.

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