rektorkollegiet.dk
📜 DNS record history  ·  ← Current records
📜 Record History7 scans · 10 changes
Scanned AtChanges since previous scan
2026-09-06 14:18:44
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.91.12,172.67.207.75 ech=AEX+DQBBNQAgACA1iww3+xrENLwVPNMopFd1ukV69Q/NxuejRfpYKDRYPwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5b0c,2606:4700:3033::ac43:cf4b − 1 . alpn="h3,h2" ipv4hint=104.21.91.12,172.67.207.75 ech=AEX+DQBB1wAgACA7s+hItP6lBgSy/8FnCc+OwUdi1rhFwkxfr1yPQ1Q+HAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5b0c,2606:4700:3033::ac43:cf4b
2026-08-24 05:39:00
AAAA + 2606:4700:3031::6815:5b0c + 2606:4700:3033::ac43:cf4b − 2606:4700:3031::ac43:cf4b − 2606:4700:3036::6815:5b0c
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.91.12,172.67.207.75 ech=AEX+DQBB1wAgACA7s+hItP6lBgSy/8FnCc+OwUdi1rhFwkxfr1yPQ1Q+HAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5b0c,2606:4700:3033::ac43:cf4b − 1 . alpn="h3,h2" ipv4hint=104.21.91.12,172.67.207.75 ech=AEX+DQBBrgAgACCYoSiHQSCsPT2CPmDoh/neD3BLJBwF1TK9L3c9B9PyAAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:cf4b,2606:4700:3036::6815:5b0c
SOA + serial 2412995126 − serial 2412163193
2026-08-14 20:53:31
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.91.12,172.67.207.75 ech=AEX+DQBBrgAgACCYoSiHQSCsPT2CPmDoh/neD3BLJBwF1TK9L3c9B9PyAAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:cf4b,2606:4700:3036::6815:5b0c − 1 . alpn="h3,h2" ipv4hint=104.21.91.12,172.67.207.75 ech=AEX+DQBBmwAgACC29qS/iEpnbegOJWrb2wJv+k8dCtOJ+w7Hd9d7LsrxeQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:cf4b,2606:4700:3036::6815:5b0c
SOA + serial 2412163193 − serial 2407887892
2026-06-27 13:06:17
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.91.12,172.67.207.75 ech=AEX+DQBBmwAgACC29qS/iEpnbegOJWrb2wJv+k8dCtOJ+w7Hd9d7LsrxeQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:cf4b,2606:4700:3036::6815:5b0c − 1 . alpn="h3,h2" ipv4hint=104.21.91.12,172.67.207.75 ech=AEX+DQBBRwAgACB9r5PkQ4/uQt9S6M42JO0L5D/KKrziFANNUcogwVWyEAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:cf4b,2606:4700:3036::6815:5b0c
2026-06-25 23:18:39
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.91.12,172.67.207.75 ech=AEX+DQBBRwAgACB9r5PkQ4/uQt9S6M42JO0L5D/KKrziFANNUcogwVWyEAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:cf4b,2606:4700:3036::6815:5b0c − 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBB3gAgACC/JW52rX0qZ7HM8F0xex53xT7D0p0titeGMvPLGtLuLAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1
SOA + serial 2407887892 − serial 2404425096
2026-06-20 14:32:12
HTTPS + 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBB3gAgACC/JW52rX0qZ7HM8F0xex53xT7D0p0titeGMvPLGtLuLAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1 − 1 . alpn="h3,h2" ipv4hint=104.21.91.12,172.67.207.75 ech=AEX+DQBBbAAgACAxx2XvV4JFUCVdgEmdGoqDip2taUNXK2q8lgpoC9YLSQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:cf4b,2606:4700:3036::6815:5b0c
2026-06-17 11:48:57 baseline 2 NS · 2 A · 1 MX · 2 AAAA · 3 TXT · 1 HTTPS · serial 2404425096 · 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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