healthcarestudies.dk
📜 DNS record history  ·  ← Current records
📜 Record History12 scans · 15 changes
Scanned AtChanges since previous scan
2026-09-07 16:46:00
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBOQAgACCQ49MokvchDv1/U/REnSIv5RUCKhzgJ2yfUfBmonOMdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855 − 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBB2wAgACAEf45jgCuGQnz+9J5W2Bip0s4WUpjARwANfZzDySGrSgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855
SOA + serial 2414052397 − serial 2413499993
2026-08-31 10:10:05
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBB2wAgACAEf45jgCuGQnz+9J5W2Bip0s4WUpjARwANfZzDySGrSgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855 − 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBuQAgACB9vsRVxsKcL2Mu7UmPq3EASQpYtG0h7TlezZEybwJJVwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855
SOA + serial 2413499993 − serial 2413361918
2026-08-28 04:20:13
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBuQAgACB9vsRVxsKcL2Mu7UmPq3EASQpYtG0h7TlezZEybwJJVwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855 − 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBOAAgACACu6z+tYlNEn+wKDk/uzhGc5lAyIsqWJhR583j7e+BfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855
SOA + serial 2413361918 − serial 2413098320
2026-08-27 03:41:34
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBOAAgACACu6z+tYlNEn+wKDk/uzhGc5lAyIsqWJhR583j7e+BfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855 − 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBB4AAgACC9+/nBzGwIOrbYI730uv/4MJRytdwqvKluOdLughCZaAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855
2026-08-26 01:46:55
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBB4AAgACC9+/nBzGwIOrbYI730uv/4MJRytdwqvKluOdLughCZaAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855 − 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBCwAgACDctOgE0Y7KQXdNifAkV9g7EIJArSv0/ksXZDoZzA+xQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855
SOA + serial 2413098320 − serial 2408935009
2026-07-08 21:41:52
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBCwAgACDctOgE0Y7KQXdNifAkV9g7EIJArSv0/ksXZDoZzA+xQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855 − 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBiAAgACBh0YLBcfyoD329Ee3wHyOTstc5PkwDLfmexO2QSBAVJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855
SOA + serial 2408935009 − serial 2403820409
2026-06-29 07:56:20
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBiAAgACBh0YLBcfyoD329Ee3wHyOTstc5PkwDLfmexO2QSBAVJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855 − 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBYwAgACCsxRmayFjsZXZyIvawWICzSkwnli0v4OrpoNkf57oPeAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855
2026-06-25 22:30:06
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBYwAgACCsxRmayFjsZXZyIvawWICzSkwnli0v4OrpoNkf57oPeAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855 − 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBqAAgACDU6WD2/19uz4YCzpkhqeqF+3Q9fNMDmWkvDIXmBzT8KwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855
2026-06-25 17:24:17
AAAA + 2606:4700:3030::6815:1ca − 2606:4700:3037::6815:1ca
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBBqAAgACDU6WD2/19uz4YCzpkhqeqF+3Q9fNMDmWkvDIXmBzT8KwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1ca,2606:4700:3032::ac43:9855 − 1 . alpn="h3,h2" ipv4hint=104.21.1.202,172.67.152.85 ech=AEX+DQBB4AAgACDCYF+8kn+lkITHi/BN3p8uJF8P53PV1auDSJxA263SZwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:9855,2606:4700:3037::6815:1ca
2026-06-17 11:02:53 no changes
2026-06-17 10:56:21 no changes
2026-06-17 10:54:28 baseline 2 NS · 2 A · 1 MX · 2 AAAA · 1 HTTPS · serial 2403820409 · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 12 scans). Click a timestamp to view that full snapshot.

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