cosic.dk
📜 DNS record history  ·  ← Current records
📜 Record History7 scans · 12 changes
Scanned AtChanges since previous scan
2026-09-04 10:48:21
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.86.87,172.67.217.48 ech=AEX+DQBBMAAgACC/AMALgVHPWDWE5Sj4k4HvAkkCX11BAf8SAciB6a98TQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5657,2606:4700:3034::ac43:d930 − 1 . alpn="h3,h2" ipv4hint=104.21.86.87,172.67.217.48 ech=AEX+DQBBOAAgACACu6z+tYlNEn+wKDk/uzhGc5lAyIsqWJhR583j7e+BfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5657,2606:4700:3034::ac43:d930
2026-08-27 03:37:28
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.86.87,172.67.217.48 ech=AEX+DQBBOAAgACACu6z+tYlNEn+wKDk/uzhGc5lAyIsqWJhR583j7e+BfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5657,2606:4700:3034::ac43:d930 − 1 . alpn="h3,h2" ipv4hint=104.21.86.87,172.67.217.48 ech=AEX+DQBBvQAgACDLok3hpxw0LUaqPYeSDaOBiT44zx5Le+CW5/A8I+18EQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5657,2606:4700:3034::ac43:d930
2026-08-19 03:46:27
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.86.87,172.67.217.48 ech=AEX+DQBBvQAgACDLok3hpxw0LUaqPYeSDaOBiT44zx5Le+CW5/A8I+18EQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5657,2606:4700:3034::ac43:d930 − 1 . alpn="h3,h2" ipv4hint=104.21.86.87,172.67.217.48 ech=AEX+DQBBPAAgACD5UG7+c8ghOjSgzL2RETOgINeNf61rL00PYKUpzTWdeAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5657,2606:4700:3034::ac43:d930
SOA + serial 2412533788 − serial 2410483422
2026-07-26 02:49:06
AAAA + 2606:4700:3031::6815:5657 + 2606:4700:3034::ac43:d930 − 2606:4700:3033::6815:5657 − 2606:4700:3035::ac43:d930
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.86.87,172.67.217.48 ech=AEX+DQBBPAAgACD5UG7+c8ghOjSgzL2RETOgINeNf61rL00PYKUpzTWdeAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5657,2606:4700:3034::ac43:d930 − 1 . alpn="h3,h2" ipv4hint=104.21.86.87,172.67.217.48 ech=AEX+DQBB/gAgACBIVulMEx7OVziL8f6Guob9W5ShrfTsiK0KKx+rZQwZKgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5657,2606:4700:3035::ac43:d930
SOA + serial 2410483422 − serial 2407412364
2026-06-20 17:57:28
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.86.87,172.67.217.48 ech=AEX+DQBB/gAgACBIVulMEx7OVziL8f6Guob9W5ShrfTsiK0KKx+rZQwZKgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5657,2606:4700:3035::ac43:d930 − 1 . alpn="h3,h2" ipv4hint=104.21.86.87,172.67.217.48 ech=AEX+DQBBAgAgACDurI0kjS+pgI4tREFXZNZReDzCEtZ7GTrS4X0Uec/8AwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5657,2606:4700:3035::ac43:d930
SOA + serial 2407412364 − serial 2402305413
2026-06-16 22:41:13
A + 104.21.86.87 + 172.67.217.48 − 188.114.96.9 − 188.114.97.9
AAAA + 2606:4700:3033::6815:5657 + 2606:4700:3035::ac43:d930 − 2a06:98c1:3120::9 − 2a06:98c1:3121::9
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.86.87,172.67.217.48 ech=AEX+DQBBAgAgACDurI0kjS+pgI4tREFXZNZReDzCEtZ7GTrS4X0Uec/8AwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5657,2606:4700:3035::ac43:d930 − 1 . alpn="h3,h2" ipv4hint=188.114.96.9,188.114.97.9 ech=AEX+DQBBAgAgACDurI0kjS+pgI4tREFXZNZReDzCEtZ7GTrS4X0Uec/8AwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::9,2a06:98c1:3121::9
2026-06-16 22:31:35 baseline 2 NS · 2 A · 2 MX · 2 AAAA · 1 TXT · 1 HTTPS · serial 2402305413 · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 7 scans). Click a timestamp to view that full snapshot.

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