holckenhavn.dk
📜 DNS record history  ·  ← Current records
📜 Record History10 scans · 24 changes
Scanned AtChanges since previous scan
2026-08-30 17:14:11
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBB/gAgACBj3ZQaazmR4RDKgbRkFbDDCXC7k/q2zBXwpGrN2qG/LQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47 − 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBOwAgACD+m/Qfo1jU0aqvMNakkb9kSsvoFMkgD7zHmn/7Mi4mJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47
SOA + serial 2413488861 − serial 2413350405
2026-08-28 21:12:50
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBOwAgACD+m/Qfo1jU0aqvMNakkb9kSsvoFMkgD7zHmn/7Mi4mJQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47 − 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBnAAgACDH5P+mWBXFk1iuxP5gQ65SgBgZr6xDG+sDqLq+Jhd+eAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47
SOA + serial 2413350405 − serial 2410965518
2026-08-01 08:21:44
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBnAAgACDH5P+mWBXFk1iuxP5gQ65SgBgZr6xDG+sDqLq+Jhd+eAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47 − 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBmgAgACCaXK4BhWa3zUcyGqqSVNz3YkY9+6Rx8neez6OiyX6VHgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47
SOA + serial 2410965518 − serial 2405836797
2026-06-28 08:04:33
AAAA + 2606:4700:3033::ac43:a1eb + 2606:4700:3037::6815:f47 − 2a06:98c1:3120::1 − 2a06:98c1:3121::1
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBmgAgACCaXK4BhWa3zUcyGqqSVNz3YkY9+6Rx8neez6OiyX6VHgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47 − 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBYwAgACCsxRmayFjsZXZyIvawWICzSkwnli0v4OrpoNkf57oPeAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47
2026-06-25 22:51:01
A + 104.21.15.71 + 172.67.161.235 − 188.114.96.1 − 188.114.97.1
AAAA + 2a06:98c1:3120::1 + 2a06:98c1:3121::1 − 2606:4700:3033::ac43:a1eb − 2606:4700:3037::6815:f47
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBYwAgACCsxRmayFjsZXZyIvawWICzSkwnli0v4OrpoNkf57oPeAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47 − 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBlQAgACDnSgxnRW6czUhZEVI7ZNY8PKX12iSlZ0zAgdKaepP+JgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47
2026-06-25 05:02:39
A + 188.114.96.1 + 188.114.97.1 − 104.21.15.71 − 172.67.161.235
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBlQAgACDnSgxnRW6czUhZEVI7ZNY8PKX12iSlZ0zAgdKaepP+JgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47 − 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBrgAgACBlcYwFMFnRlIY2SWqfE0UPjtipWZe+5IrLScFuly4kNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47
2026-06-25 03:58:26
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBrgAgACBlcYwFMFnRlIY2SWqfE0UPjtipWZe+5IrLScFuly4kNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47 − 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBKgAgACDIjZZ8c5lFDU5IzMo0uf5xMkpIjtshrETGixZHNSoUaAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47
2026-06-20 02:53:16
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBKgAgACDIjZZ8c5lFDU5IzMo0uf5xMkpIjtshrETGixZHNSoUaAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47 − 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBQgAgACBTbz8mpoNahvOq9xjYrQAnat6w0HXR+CMZ4udR3IVUKAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47
2026-06-18 22:06:05
NS + adel.ns.cloudflare.com + aiden.ns.cloudflare.com
A + 104.21.15.71 + 172.67.161.235
MX + 0 holckenhavn-dk.mail.protection.outlook.com
AAAA + 2606:4700:3033::ac43:a1eb + 2606:4700:3037::6815:f47
TXT + MS=ms31180906 + v=spf1 mx a a:mail.holckenhavn.dk a:fw01.holckenhavn.dk include:spf.protection.outlook.com include:amazonses.com -all
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.71,172.67.161.235 ech=AEX+DQBBQgAgACBTbz8mpoNahvOq9xjYrQAnat6w0HXR+CMZ4udR3IVUKAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a1eb,2606:4700:3037::6815:f47
SOA + serial 2405836797
DMARC + v=DMARC1; p=reject; fo=1; pct=100
DNSSEC + insecure − indeterminate
2026-06-17 13:16:34 baseline DNSSEC indeterminate

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 10 scans). Click a timestamp to view that full snapshot.

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