opentech.dk
📜 DNS record history  ·  ← Current records
📜 Record History7 scans · 23 changes
Scanned AtChanges since previous scan
2026-08-14 23:19:19
A + 104.21.35.241 + 172.67.181.122 − 188.114.96.1 − 188.114.97.1
AAAA + 2606:4700:3031::6815:23f1 + 2606:4700:3033::ac43:b57a − 2a06:98c1:3120::1 − 2a06:98c1:3121::1
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.35.241,172.67.181.122 ech=AEX+DQBBEgAgACDNP/eVyhjoHmwlixXTLZMcS8gbR2MJgq8BTFGf4ZYnBgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:23f1,2606:4700:3033::ac43:b57a − 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBggAgACB73cloYZiryV59EagW4+G6zGOH1+dsfkdVXkcrNs9LCgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1
SOA + serial 2411994562 − serial 2409521731
2026-07-16 00:59:08
A + 188.114.96.1 + 188.114.97.1 − 104.21.35.241 − 172.67.181.122
AAAA + 2a06:98c1:3120::1 + 2a06:98c1:3121::1 − 2606:4700:3031::6815:23f1 − 2606:4700:3033::ac43:b57a
HTTPS + 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBggAgACB73cloYZiryV59EagW4+G6zGOH1+dsfkdVXkcrNs9LCgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1 − 1 . alpn="h3,h2" ipv4hint=104.21.35.241,172.67.181.122 ech=AEX+DQBBogAgACBP0V4z41o3ZTDwVyZZEUvDZgcE9Z/idhVHveCErWO9SAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:23f1,2606:4700:3033::ac43:b57a
SOA + serial 2409521731 − serial 2406120966
2026-06-26 15:58:00
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.35.241,172.67.181.122 ech=AEX+DQBBogAgACBP0V4z41o3ZTDwVyZZEUvDZgcE9Z/idhVHveCErWO9SAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:23f1,2606:4700:3033::ac43:b57a − 1 . alpn="h3,h2" ipv4hint=104.21.35.241,172.67.181.122 ech=AEX+DQBBWgAgACBCtGFXclW1WWH8bDwySW9jXlRRohQgqqS/xFjcN5wOBgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:23f1,2606:4700:3033::ac43:b57a
2026-06-25 01:59:36
NS + eve.ns.cloudflare.com + nicolas.ns.cloudflare.com
A + 104.21.35.241 + 172.67.181.122
AAAA + 2606:4700:3031::6815:23f1 + 2606:4700:3033::ac43:b57a
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.35.241,172.67.181.122 ech=AEX+DQBBWgAgACBCtGFXclW1WWH8bDwySW9jXlRRohQgqqS/xFjcN5wOBgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:23f1,2606:4700:3033::ac43:b57a
SOA + serial 2406120966
DNSSEC + insecure − indeterminate
2026-06-24 03:27:30
NS − eve.ns.cloudflare.com − nicolas.ns.cloudflare.com
A − 104.21.35.241 − 172.67.181.122
AAAA − 2a06:98c1:3120::9 − 2a06:98c1:3121::9
HTTPS − 1 . alpn="h3,h2" ipv4hint=104.21.35.241,172.67.181.122 ech=AEX+DQBB/QAgACDMgwPuGhu6b8/mmdJmn95MCEwRI/EiQc437uG+/RUHFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:23f1,2606:4700:3032::ac43:b57a
SOA − serial 2406120966
DNSSEC + indeterminate − insecure
2026-06-21 01:20:57
AAAA + 2a06:98c1:3120::9 + 2a06:98c1:3121::9 − 2606:4700:3031::6815:23f1 − 2606:4700:3032::ac43:b57a
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.35.241,172.67.181.122 ech=AEX+DQBB/QAgACDMgwPuGhu6b8/mmdJmn95MCEwRI/EiQc437uG+/RUHFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:23f1,2606:4700:3032::ac43:b57a − 1 . alpn="h3,h2" ipv4hint=104.21.35.241,172.67.181.122 ech=AEX+DQBBOwAgACAG1eGjqSgaba5UXmh5eE84iX3ffsXq/5DpIUhEmpCbbQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:23f1,2606:4700:3032::ac43:b57a
2026-06-17 14:37:18 baseline 2 NS · 2 A · 2 AAAA · 1 HTTPS · serial 2406120966 · 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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