citydoctors.dk
📜 DNS record history  ·  ← Current records
📜 Record History6 scans · 19 changes
Scanned AtChanges since previous scan
2026-08-26 16:57:03
SOA + serial 2026082501 − serial 2026082401
2026-08-24 15:53:45
SOA + serial 2026082401 − serial 2026072501
2026-07-26 00:49:25
SOA + serial 2026072501 − serial 2026062401
2026-06-30 03:00:07
NS + ns01.one.com + ns02.one.com
A + 185.158.133.1
MX + 10 mail.protonmail.ch + 20 mailsec.protonmail.ch
TXT + protonmail-verification=c4a9b3b5691100028591a0152d718196fa2309b5 + v=spf1 include:_spf.protonmail.ch ~all
TLSA + _25._tcp.mail.protonmail.ch 311 6111A5698D23C89E09C36FF833C1487EDC1B0C841F87C49DAE8F7A09E11E979E + _25._tcp.mail.protonmail.ch 311 76BB66711DA416433CA890A5B2E5A0533C6006478F7D10A4469A947ACC8399E1 + _25._tcp.mailsec.protonmail.ch 311 76BB66711DA416433CA890A5B2E5A0533C6006478F7D10A4469A947ACC8399E1 + _25._tcp.mailsec.protonmail.ch 311 6111A5698D23C89E09C36FF833C1487EDC1B0C841F87C49DAE8F7A09E11E979E
SOA + serial 2026062401
DMARC + v=DMARC1; p=quarantine
DNSSEC + secure − indeterminate
2026-06-22 12:16:03
NS − ns01.one.com − ns02.one.com
A − 185.158.133.1
MX − 10 mail.protonmail.ch − 20 mailsec.protonmail.ch
TXT − protonmail-verification=c4a9b3b5691100028591a0152d718196fa2309b5 − 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 76BB66711DA416433CA890A5B2E5A0533C6006478F7D10A4469A947ACC8399E1 − _25._tcp.mailsec.protonmail.ch 311 6111A5698D23C89E09C36FF833C1487EDC1B0C841F87C49DAE8F7A09E11E979E
SOA − serial 2026052501
DMARC − v=DMARC1; p=quarantine
DNSSEC + indeterminate − secure
2026-06-16 20:55:49 baseline 2 NS · 1 A · 2 MX · 2 TXT · 4 TLSA · serial 2026052501 · DMARC · DNSSEC secure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 6 scans). Click a timestamp to view that full snapshot.

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