nikolajholck.dk
📜 DNS record history  ·  ← Current records
📜 Record History8 scans · 31 changes
Scanned AtChanges since previous scan
2026-08-27 04:38:13 no changes
2026-08-25 11:02:48
DNSSEC + insecure − indeterminate
2026-07-27 15:54:37
SOA + serial 2410632493 − serial 2410281172
DNSSEC + indeterminate − insecure
2026-07-24 13:37:53
A + 88.218.3.190 − 104.21.45.181 − 172.67.218.3
AAAA + 2a0d:5600:1a:26::2 − 2606:4700:3034::6815:2db5 − 2606:4700:3036::ac43:da03
HTTPS + 1 . alpn="h2,http/1.1" ipv4hint=88.218.3.190 ipv6hint=2a0d:5600:1a:26::2 − 1 . alpn="h3,h2" ipv4hint=104.21.45.181,172.67.218.3 ech=AEX+DQBBWwAgACCmoeJJ3waQTbraahfkHvFbT/+qTCROusJ+czi3bE+OCgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:2db5,2606:4700:3036::ac43:da03
SOA + serial 2410281172 − serial 2410281085
2026-07-23 10:29:54
NS + elle.ns.cloudflare.com + todd.ns.cloudflare.com − ns01.one.com − ns02.one.com
A + 104.21.45.181 + 172.67.218.3 − 46.30.215.189
AAAA + 2606:4700:3034::6815:2db5 + 2606:4700:3036::ac43:da03 − 2a02:2350:5:106:80ec:4aae:e2e7:ec92
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.45.181,172.67.218.3 ech=AEX+DQBBWwAgACCmoeJJ3waQTbraahfkHvFbT/+qTCROusJ+czi3bE+OCgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:2db5,2606:4700:3036::ac43:da03
SOA + serial 2410281085 − serial 2026062301
DNSSEC + insecure − secure
2026-06-24 17:55:49
NS + ns01.one.com + ns02.one.com
A + 46.30.215.189
MX + 10 mail.protonmail.ch + 20 mailsec.protonmail.ch
AAAA + 2a02:2350:5:106:80ec:4aae:e2e7:ec92
TXT + protonmail-verification=0b63f9ee8a77346f7c6ab1637dca785026fcc8c6 + v=spf1 include:_spf.protonmail.ch ~all
TLSA + _25._tcp.mail.protonmail.ch 311 76BB66711DA416433CA890A5B2E5A0533C6006478F7D10A4469A947ACC8399E1 + _25._tcp.mail.protonmail.ch 311 6111A5698D23C89E09C36FF833C1487EDC1B0C841F87C49DAE8F7A09E11E979E + _25._tcp.mailsec.protonmail.ch 311 6111A5698D23C89E09C36FF833C1487EDC1B0C841F87C49DAE8F7A09E11E979E + _25._tcp.mailsec.protonmail.ch 311 76BB66711DA416433CA890A5B2E5A0533C6006478F7D10A4469A947ACC8399E1
SOA + serial 2026062301
DMARC + v=DMARC1; p=quarantine
DNSSEC + secure − indeterminate
2026-06-21 12:23:04
NS − ns01.one.com − ns02.one.com
A − 46.30.215.189
MX − 10 mail.protonmail.ch − 20 mailsec.protonmail.ch
AAAA − 2a02:2350:5:106:80ec:4aae:e2e7:ec92
TXT − protonmail-verification=0b63f9ee8a77346f7c6ab1637dca785026fcc8c6 − v=spf1 include:_spf.protonmail.ch ~all
TLSA − _25._tcp.mail.protonmail.ch 311 76BB66711DA416433CA890A5B2E5A0533C6006478F7D10A4469A947ACC8399E1 − _25._tcp.mail.protonmail.ch 311 6111A5698D23C89E09C36FF833C1487EDC1B0C841F87C49DAE8F7A09E11E979E − _25._tcp.mailsec.protonmail.ch 311 6111A5698D23C89E09C36FF833C1487EDC1B0C841F87C49DAE8F7A09E11E979E − _25._tcp.mailsec.protonmail.ch 311 76BB66711DA416433CA890A5B2E5A0533C6006478F7D10A4469A947ACC8399E1
SOA − serial 2026060201
DMARC − v=DMARC1; p=quarantine
DNSSEC + indeterminate − secure
2026-06-17 13:19:56 baseline 2 NS · 1 A · 2 MX · 1 AAAA · 2 TXT · 4 TLSA · serial 2026060201 · DMARC · DNSSEC secure

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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