2sek.dk
📜 DNS record history  ·  ← Current records
📜 Record History9 scans · 21 changes
Scanned AtChanges since previous scan
2026-08-24 12:50:19
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBtgAgACBenBMBvdPYl6eLQ/f1OnqHc8hiH+sm2r54ji36DSYBAgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701 − 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBWwAgACAl0cySpaKbsYtMDeQNpcuOADTNH4TNuNvI5zKwVsZwFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701
SOA + serial 2412958859 − serial 2412743278
2026-08-21 00:12:03
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBWwAgACAl0cySpaKbsYtMDeQNpcuOADTNH4TNuNvI5zKwVsZwFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701 − 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBTgAgACBS2IeRQOuwWsBMKViE1opK55UxIRhLkmwaqw5AmJDbfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701
SOA + serial 2412743278 − serial 2412568264
DNSSEC + insecure − indeterminate
2026-08-18 23:19:09
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBTgAgACBS2IeRQOuwWsBMKViE1opK55UxIRhLkmwaqw5AmJDbfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701 − 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBwQAgACCjWTcm3LPyqVBxMEcFLOzuArmq5z8eXR7FiTfuIc2aRQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701
SOA + serial 2412568264 − serial 2412380972
2026-08-17 14:52:48
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBwQAgACCjWTcm3LPyqVBxMEcFLOzuArmq5z8eXR7FiTfuIc2aRQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701 − 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBZgAgACB/aSfXsGwLplYVTxaBBWKJ3ERO83HmmnYmrIs722VxCAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701
SOA + serial 2412380972 − serial 2412282758
DNSSEC + indeterminate − insecure
2026-08-16 13:27:01
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBZgAgACB/aSfXsGwLplYVTxaBBWKJ3ERO83HmmnYmrIs722VxCAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701 − 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBB4QAgACAwpdXSuZdF68v6u2uO918rmOB337Y/K+yaTKHCX3QkEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701
SOA + serial 2412282758 − serial 2412039301
2026-08-13 00:11:25
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBB4QAgACAwpdXSuZdF68v6u2uO918rmOB337Y/K+yaTKHCX3QkEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701 − 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBawAgACB/lS+EVQIzFL1E1HnfMG6Xi/y9UGt4XqdM9ZI6CZV0fAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701
SOA + serial 2412039301 − serial 2407344636
2026-06-25 11:43:18
AAAA + 2606:4700:3031::6815:347b − 2606:4700:3035::6815:347b
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBawAgACB/lS+EVQIzFL1E1HnfMG6Xi/y9UGt4XqdM9ZI6CZV0fAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:347b,2606:4700:3031::ac43:c701 − 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBB8QAgACBOGhKpzC7/Hq5G3+c6Wa1ovmkfXaKa0bpVRR6RUAv/agAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:c701,2606:4700:3035::6815:347b
SOA + serial 2407344636 − serial 2407182644
DNSSEC + insecure − bogus
2026-06-18 10:35:27
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBB8QAgACBOGhKpzC7/Hq5G3+c6Wa1ovmkfXaKa0bpVRR6RUAv/agAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:c701,2606:4700:3035::6815:347b − 1 . alpn="h3,h2" ipv4hint=104.21.52.123,172.67.199.1 ech=AEX+DQBBzAAgACCRSl2GarTD7edzme/SRSjBGfCZcUyEhedgk/e1csdNQwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:c701,2606:4700:3035::6815:347b
SOA + serial 2407182644 − serial 2406976790
DNSSEC + bogus − insecure
2026-06-16 12:49:39 baseline 2 NS · 2 A · 2 AAAA · 1 HTTPS · serial 2406976790 · DNSSEC insecure

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