wtc2021.dk
📜 DNS record history  ·  ← Current records
📜 Record History5 scans · 11 changes
Scanned AtChanges since previous scan
2026-08-28 01:44:27
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.78.86,172.67.219.15 ech=AEX+DQBBGQAgACAPXO7Y1DOCev7PtFEuNgGpquqxccAADZv09nN/Da31IgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4e56,2606:4700:3036::ac43:db0f − 1 . alpn="h3,h2" ipv4hint=104.21.78.86,172.67.219.15 ech=AEX+DQBBMwAgACDH8H6B7bjRCpy8QTUIOz/2a/wgZzdjqTPr66/m0maHSwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4e56,2606:4700:3036::ac43:db0f
2026-07-31 10:40:58
A + 104.21.78.86 + 172.67.219.15 − 188.114.96.1 − 188.114.97.1
AAAA + 2606:4700:3033::6815:4e56 + 2606:4700:3036::ac43:db0f − 2a06:98c1:3120::1 − 2a06:98c1:3121::1
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.78.86,172.67.219.15 ech=AEX+DQBBMwAgACDH8H6B7bjRCpy8QTUIOz/2a/wgZzdjqTPr66/m0maHSwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4e56,2606:4700:3036::ac43:db0f − 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBNAAgACCBM2fCwBJ6ji2ZoKzfCmJ/wY+6FnR4ea+lNCA/XyVcTgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1
SOA + serial 2410752354 − serial 2409927980
2026-07-20 17:37:23
A + 188.114.96.1 + 188.114.97.1 − 104.21.78.86 − 172.67.219.15
HTTPS + 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBNAAgACCBM2fCwBJ6ji2ZoKzfCmJ/wY+6FnR4ea+lNCA/XyVcTgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1 − 1 . alpn="h3,h2" ipv4hint=104.21.78.86,172.67.219.15 ech=AEX+DQBBzwAgACDxJ2FjRTVzbxDzXLqpBDHANtNjZ8A7nB+a5Du49OcfGgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:4e56,2606:4700:3036::ac43:db0f
SOA + serial 2409927980 − serial 2405639750
2026-06-20 04:55:14
A + 104.21.78.86 + 172.67.219.15 − 188.114.96.9 − 188.114.97.9
AAAA + 2a06:98c1:3120::1 + 2a06:98c1:3121::1 − 2a06:98c1:3120::9 − 2a06:98c1:3121::9
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.78.86,172.67.219.15 ech=AEX+DQBBzwAgACDxJ2FjRTVzbxDzXLqpBDHANtNjZ8A7nB+a5Du49OcfGgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:4e56,2606:4700:3036::ac43:db0f − 1 . alpn="h3,h2" ipv4hint=188.114.96.9,188.114.97.9 ech=AEX+DQBBEQAgACDI4xqwwmAc0aVdhaScxMRTfCZo1/vM6WMg5h+quY5QUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::9,2a06:98c1:3121::9
2026-06-17 12:01:48 baseline 2 NS · 2 A · 2 AAAA · 1 HTTPS · serial 2405639750 · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 5 scans). Click a timestamp to view that full snapshot.

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