openairacademy.dk
📜 DNS record history  ·  ← Current records
📜 Record History8 scans · 20 changes
Scanned AtChanges since previous scan
2026-08-27 17:31:36
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.89.165,172.67.189.247 ech=AEX+DQBBJQAgACBICK7h0rMIouc/HzScB0c6+6qlcejBgzELObuLPlL7NQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bdf7,2606:4700:3034::6815:59a5 − 1 . alpn="h3,h2" ipv4hint=104.21.89.165,172.67.189.247 ech=AEX+DQBBSwAgACB8hS7XGTvwvsw2I2tpNnL/N/Dx/JBih2q1hmm6BxbXYgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bdf7,2606:4700:3034::6815:59a5
2026-08-27 06:08:34
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.89.165,172.67.189.247 ech=AEX+DQBBSwAgACB8hS7XGTvwvsw2I2tpNnL/N/Dx/JBih2q1hmm6BxbXYgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bdf7,2606:4700:3034::6815:59a5 − 1 . alpn="h3,h2" ipv4hint=104.21.89.165,172.67.189.247 ech=AEX+DQBBxQAgACDJGAup/HDvhNAKXPTuW6LpgW0dKRKBbbIyCMoaaQB3YAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bdf7,2606:4700:3034::6815:59a5
2026-08-15 13:32:58
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.89.165,172.67.189.247 ech=AEX+DQBBxQAgACDJGAup/HDvhNAKXPTuW6LpgW0dKRKBbbIyCMoaaQB3YAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bdf7,2606:4700:3034::6815:59a5 − 1 . alpn="h3,h2" ipv4hint=104.21.89.165,172.67.189.247 ech=AEX+DQBBmgAgACCp/91NnJ4tBYkE/oGP/cYE7NYZRW2k+54Aclnn1ja8FwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bdf7,2606:4700:3034::6815:59a5
SOA + serial 2412184755 − serial 2412159031
2026-08-14 04:57:29
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.89.165,172.67.189.247 ech=AEX+DQBBmgAgACCp/91NnJ4tBYkE/oGP/cYE7NYZRW2k+54Aclnn1ja8FwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bdf7,2606:4700:3034::6815:59a5 − 1 . alpn="h3,h2" ipv4hint=104.21.89.165,172.67.189.247 ech=AEX+DQBBFwAgACBSY1zRPIdgrFD/wNcfSVl1lBTu0GiSW+84hAgGUrsyYgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bdf7,2606:4700:3034::6815:59a5
SOA + serial 2412159031 − serial 2409594074
2026-07-15 22:12:40
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.89.165,172.67.189.247 ech=AEX+DQBBFwAgACBSY1zRPIdgrFD/wNcfSVl1lBTu0GiSW+84hAgGUrsyYgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bdf7,2606:4700:3034::6815:59a5 − 1 . alpn="h3,h2" ipv4hint=104.21.89.165,172.67.189.247 ech=AEX+DQBBRAAgACBmZ5hm4SBIISaPEuHBb16If3PdpXonXf6lc+JEmDSxbgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bdf7,2606:4700:3034::6815:59a5
SOA + serial 2409594074 − serial 2406068094
2026-06-22 16:35:49
NS + heather.ns.cloudflare.com + skip.ns.cloudflare.com
A + 104.21.89.165 + 172.67.189.247
AAAA + 2606:4700:3033::ac43:bdf7 + 2606:4700:3034::6815:59a5
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.89.165,172.67.189.247 ech=AEX+DQBBRAAgACBmZ5hm4SBIISaPEuHBb16If3PdpXonXf6lc+JEmDSxbgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:bdf7,2606:4700:3034::6815:59a5
SOA + serial 2406068094
DNSSEC + insecure − indeterminate
2026-06-20 17:11:36
NS − heather.ns.cloudflare.com − skip.ns.cloudflare.com
A − 104.21.89.165 − 172.67.189.247
AAAA − 2606:4700:3030::ac43:bdf7 − 2606:4700:3036::6815:59a5
HTTPS − 1 . alpn="h3,h2" ipv4hint=104.21.89.165,172.67.189.247 ech=AEX+DQBBEQAgACDI4xqwwmAc0aVdhaScxMRTfCZo1/vM6WMg5h+quY5QUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:bdf7,2606:4700:3036::6815:59a5
SOA − serial 2406068094
DNSSEC + indeterminate − insecure
2026-06-17 12:17:11 baseline 2 NS · 2 A · 2 AAAA · 1 HTTPS · serial 2406068094 · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 8 scans). Click a timestamp to view that full snapshot.

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