c6.dk
📜 DNS record history  ·  ← Current records
📜 Record History11 scans · 18 changes
Scanned AtChanges since previous scan
2026-08-27 03:57:03
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBOAAgACACu6z+tYlNEn+wKDk/uzhGc5lAyIsqWJhR583j7e+BfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4841,2606:4700:3036::ac43:b00e − 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBpgAgACAVG0Ui7rQvlLj1HM5vzEsNQw82ra/iB7RpFqUAgNdNMQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4841,2606:4700:3036::ac43:b00e
2026-08-11 02:39:08
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBpgAgACAVG0Ui7rQvlLj1HM5vzEsNQw82ra/iB7RpFqUAgNdNMQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4841,2606:4700:3036::ac43:b00e − 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBB4AAgACC9+euf9h8/UnJBav6QFbhjJEhIXzQlEA4aYEibCGdXbQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4841,2606:4700:3036::ac43:b00e
SOA + serial 2411852974 − serial 2410980203
2026-08-02 16:02:38
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBB4AAgACC9+euf9h8/UnJBav6QFbhjJEhIXzQlEA4aYEibCGdXbQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4841,2606:4700:3036::ac43:b00e − 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBB5AAgACCXQ4K5U5YYkvWJSdy1MsMRUSjOIQcakxELeXwyrv1xFwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4841,2606:4700:3036::ac43:b00e
SOA + serial 2410980203 − serial 2409963433
2026-07-20 13:09:39
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBB5AAgACCXQ4K5U5YYkvWJSdy1MsMRUSjOIQcakxELeXwyrv1xFwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4841,2606:4700:3036::ac43:b00e − 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBwQAgACAKnT3SjdonJIzat6PvQm21YAYou9lc24KQRotvCb21PAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4841,2606:4700:3036::ac43:b00e
SOA + serial 2409963433 − serial 2409128739
DNSSEC + insecure − indeterminate
2026-07-11 04:45:02
AAAA + 2606:4700:3036::ac43:b00e − 2606:4700:3031::ac43:b00e
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBwQAgACAKnT3SjdonJIzat6PvQm21YAYou9lc24KQRotvCb21PAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4841,2606:4700:3036::ac43:b00e − 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBpwAgACBO4VJJ8IJawlqWhdVFCbsZh47uJWospqISyT19olJyIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b00e,2606:4700:3032::6815:4841
SOA + serial 2409128739 − serial 2404022718
DNSSEC + indeterminate − insecure
2026-06-26 16:49:02
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBpwAgACBO4VJJ8IJawlqWhdVFCbsZh47uJWospqISyT19olJyIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b00e,2606:4700:3032::6815:4841 − 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBagAgACCgSYh6hEVGV8queDHkwLSxAxwipiu+NFluCybHmINYEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b00e,2606:4700:3032::6815:4841
2026-06-25 08:28:16
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBagAgACCgSYh6hEVGV8queDHkwLSxAxwipiu+NFluCybHmINYEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b00e,2606:4700:3032::6815:4841 − 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBbQAgACBx16k2C5AYpf3fBELYq4X9d/+DSMNwbG+N5yt/DY0FCQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b00e,2606:4700:3032::6815:4841
DNSSEC + insecure − indeterminate
2026-06-24 09:42:53
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBbQAgACBx16k2C5AYpf3fBELYq4X9d/+DSMNwbG+N5yt/DY0FCQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b00e,2606:4700:3032::6815:4841 − 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBswAgACCtzfl+JLJmLUjZC1ZCnYHzuwbLlQguO5mcGuxGsJs9PwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b00e,2606:4700:3032::6815:4841
DNSSEC + indeterminate − insecure
2026-06-20 16:32:24
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBswAgACCtzfl+JLJmLUjZC1ZCnYHzuwbLlQguO5mcGuxGsJs9PwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b00e,2606:4700:3032::6815:4841 − 1 . alpn="h3,h2" ipv4hint=104.21.72.65,172.67.176.14 ech=AEX+DQBBiQAgACB6fwZmiM8HN6m0zArqRqb3a8Bz4w83oH5zMt0Ta81SRQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b00e,2606:4700:3032::6815:4841
2026-06-16 18:40:46 no changes
2026-06-16 18:40:32 baseline 2 NS · 2 A · 3 MX · 2 AAAA · 2 TXT · 1 HTTPS · 9 TLSA · serial 2404022718 · DMARC · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 11 scans). Click a timestamp to view that full snapshot.

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