kongrescentret.dk
📜 DNS record history  ·  ← Current records
📜 Record History9 scans · 16 changes
Scanned AtChanges since previous scan
2026-09-03 16:10:49
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBigAgACCAVYyCJ8sy3bK1L3NV7KFkFP55BuKgdvR30PNWOzN8aAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12 − 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBTwAgACAOmWlPq4z5qUDpGw2hdQCkGJB2jlJGHIBUXoIPWZLTWQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12
SOA + serial 2413703848 − serial 2413567587
2026-08-31 20:14:46
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBTwAgACAOmWlPq4z5qUDpGw2hdQCkGJB2jlJGHIBUXoIPWZLTWQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12 − 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBcwAgACDGzFTteLQKl5LMA7ei3HVP9pZ3UMQS+1xorruX1g8bVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12
SOA + serial 2413567587 − serial 2412706869
2026-08-20 15:35:30
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBcwAgACDGzFTteLQKl5LMA7ei3HVP9pZ3UMQS+1xorruX1g8bVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12 − 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBegAgACDd2bh8EHioernztiYAzqP8cOsVzw9HpyfH3L6NAzpvBAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12
SOA + serial 2412706869 − serial 2412513394
2026-08-18 12:53:27
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBegAgACDd2bh8EHioernztiYAzqP8cOsVzw9HpyfH3L6NAzpvBAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12 − 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBcgAgACB87it5Nevb68+sQ/hw47DymWDWMsOZfLhPX8CAE+tDYQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12
SOA + serial 2412513394 − serial 2410633268
2026-07-29 11:32:32
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBcgAgACB87it5Nevb68+sQ/hw47DymWDWMsOZfLhPX8CAE+tDYQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12 − 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBZgAgACCYq4+ghp8tvlOpRr2dxr7mthuU/u7bmLTmspSJO3nsRQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12
SOA + serial 2410633268 − serial 2408559665
2026-07-04 12:22:56
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBZgAgACCYq4+ghp8tvlOpRr2dxr7mthuU/u7bmLTmspSJO3nsRQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12 − 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBewAgACCj5iljwt00d5XSt0vQmRGZ2UdV7gI9lw33ETERIDpmKgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12
SOA + serial 2408559665 − serial 2407404072
2026-06-28 06:02:43
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBewAgACCj5iljwt00d5XSt0vQmRGZ2UdV7gI9lw33ETERIDpmKgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12 − 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBaQAgACA4S2JBj0mL5l26whte19zVei9pUBiTi4rsFsEinzwAXwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12
2026-06-21 18:22:33
AAAA + 2606:4700:3030::ac43:8ccc + 2606:4700:3037::6815:1b12 − 2606:4700:3035::6815:1b12 − 2606:4700:3037::ac43:8ccc
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBaQAgACA4S2JBj0mL5l26whte19zVei9pUBiTi4rsFsEinzwAXwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:8ccc,2606:4700:3037::6815:1b12 − 1 . alpn="h3,h2" ipv4hint=104.21.27.18,172.67.140.204 ech=AEX+DQBBbAAgACAxx2XvV4JFUCVdgEmdGoqDip2taUNXK2q8lgpoC9YLSQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:1b12,2606:4700:3037::ac43:8ccc
SOA + serial 2407404072 − serial 2406486064
2026-06-17 11:37:08 baseline 2 NS · 2 A · 2 MX · 2 AAAA · 1 HTTPS · serial 2406486064 · 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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