a1b2.dk
📜 DNS record history  ·  ← Current records
📜 Record History11 scans · 26 changes
Scanned AtChanges since previous scan
2026-08-29 17:15:13
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.65.202,172.67.192.52 ech=AEX+DQBBwQAgACAlXGmsP7yjuE91KEMvn0SqbPVQTsh3mM/Qh4AN9hyEGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c034,2606:4700:3035::6815:41ca − 1 . alpn="h3,h2" ipv4hint=104.21.65.202,172.67.192.52 ech=AEX+DQBBMgAgACB2gyxIfgnmTyLKl+z5EdXkR9TwlIiJEVN8uT3zS3XZRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c034,2606:4700:3035::6815:41ca
SOA + serial 2413489604 − serial 2413351264
2026-08-28 07:16:08
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.65.202,172.67.192.52 ech=AEX+DQBBMgAgACB2gyxIfgnmTyLKl+z5EdXkR9TwlIiJEVN8uT3zS3XZRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c034,2606:4700:3035::6815:41ca − 1 . alpn="h3,h2" ipv4hint=104.21.65.202,172.67.192.52 ech=AEX+DQBBMgAgACAyKj91O2q6RdL0qFlcWTlYaj3BJo8nhoftP0Z2uI4/YwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c034,2606:4700:3035::6815:41ca
2026-08-27 23:40:35
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.65.202,172.67.192.52 ech=AEX+DQBBMgAgACAyKj91O2q6RdL0qFlcWTlYaj3BJo8nhoftP0Z2uI4/YwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c034,2606:4700:3035::6815:41ca − 1 . alpn="h3,h2" ipv4hint=104.21.65.202,172.67.192.52 ech=AEX+DQBBcgAgACBa8DKtU0zaA1yY/+WsgYOlX2FVgfyEb3aS8/q11JwNKgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c034,2606:4700:3035::6815:41ca
SOA + serial 2413351264 − serial 2413158780
2026-08-26 20:00:40
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.65.202,172.67.192.52 ech=AEX+DQBBcgAgACBa8DKtU0zaA1yY/+WsgYOlX2FVgfyEb3aS8/q11JwNKgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c034,2606:4700:3035::6815:41ca − 1 . alpn="h3,h2" ipv4hint=104.21.65.202,172.67.192.52 ech=AEX+DQBBEwAgACAd88cRhO+vfm24mS8YHeP02W/k5zt2dBN766PlNestEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c034,2606:4700:3035::6815:41ca
SOA + serial 2413158780 − serial 2413141926
2026-08-25 15:21:04
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.65.202,172.67.192.52 ech=AEX+DQBBEwAgACAd88cRhO+vfm24mS8YHeP02W/k5zt2dBN766PlNestEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c034,2606:4700:3035::6815:41ca − 1 . alpn="h3,h2" ipv4hint=104.21.65.202,172.67.192.52 ech=AEX+DQBBnwAgACDEe82OmDe7ceIPiPSpJL5BzLvvlykWp9jJE1fg9CLiWwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c034,2606:4700:3035::6815:41ca
SOA + serial 2413141926 − serial 2408058687
2026-06-29 14:43:08
NS + duke.ns.cloudflare.com + nina.ns.cloudflare.com − ns1.curanet.dk − ns2.curanet.dk
A + 104.21.65.202 + 172.67.192.52 − 212.237.249.16
MX + 10 mx1.onlinemail.io + 20 mx2.onlinemail.io
AAAA + 2606:4700:3032::ac43:c034 + 2606:4700:3035::6815:41ca
TXT + v=spf1 include:spf.onlinemail.io -all
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.65.202,172.67.192.52 ech=AEX+DQBBnwAgACDEe82OmDe7ceIPiPSpJL5BzLvvlykWp9jJE1fg9CLiWwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c034,2606:4700:3035::6815:41ca
SOA + serial 2408058687 − serial 2025101506
DMARC + v=DMARC1; p=none;
DNSSEC + insecure − secure
2026-06-26 23:31:06
NS + ns1.curanet.dk + ns2.curanet.dk
A + 212.237.249.16
SOA + serial 2025101506
DNSSEC + secure − indeterminate
2026-06-23 08:26:47 no changes
2026-06-22 16:58:16
NS − ns1.curanet.dk − ns2.curanet.dk
A − 212.237.249.16
SOA − serial 2025101506
DNSSEC + indeterminate − secure
2026-06-19 12:01:51 no changes
2026-06-16 12:52:03 baseline 2 NS · 1 A · serial 2025101506 · DNSSEC secure

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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