kaizhang.dk
📜 DNS record history  ·  ← Current records
📜 Record History7 scans · 19 changes
Scanned AtChanges since previous scan
2026-09-06 21:33:39
SOA + serial 2026090401 − serial 2026080501
2026-08-28 00:27:00 no changes
2026-08-06 00:12:22
SOA + serial 2026080501 − serial 2026070601
2026-07-07 03:18:01
SOA + serial 2026070601 − serial 2026060601
2026-06-27 00:22:48
NS + ns01.one.com + ns02.one.com
A + 46.30.211.38
MX + 10 mail.protonmail.ch + 20 mailsec.protonmail.ch
TXT + protonmail-verification=393e2bdc9c70a7b2f5536b36999086ba7a97a11f + v=spf1 include:_spf.protonmail.ch include:_spf.tem.scaleway.com include:_custspf.one.com ~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 2026060601
DMARC + v=DMARC1; p=quarantine
DNSSEC + secure − indeterminate
2026-06-24 07:22:21
NS − ns01.one.com − ns02.one.com
A − 46.30.211.38
MX − 10 mail.protonmail.ch − 20 mailsec.protonmail.ch
TXT − protonmail-verification=393e2bdc9c70a7b2f5536b36999086ba7a97a11f − v=spf1 include:_spf.protonmail.ch include:_spf.tem.scaleway.com include:_custspf.one.com ~all
TLSA − _25._tcp.mail.protonmail.ch 311 6111A5698D23C89E09C36FF833C1487EDC1B0C841F87C49DAE8F7A09E11E979E − _25._tcp.mail.protonmail.ch 311 76BB66711DA416433CA890A5B2E5A0533C6006478F7D10A4469A947ACC8399E1 − _25._tcp.mailsec.protonmail.ch 311 6111A5698D23C89E09C36FF833C1487EDC1B0C841F87C49DAE8F7A09E11E979E − _25._tcp.mailsec.protonmail.ch 311 76BB66711DA416433CA890A5B2E5A0533C6006478F7D10A4469A947ACC8399E1
SOA − serial 2026060601
DMARC − v=DMARC1; p=quarantine
DNSSEC + indeterminate − secure
2026-06-17 12:55:04 baseline 2 NS · 1 A · 2 MX · 2 TXT · 4 TLSA · serial 2026060601 · DMARC · DNSSEC secure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 7 scans). Click a timestamp to view that full snapshot.

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