core4it.dk
📜 DNS record history  ·  ← Current records
📜 Record History6 scans · 15 changes
Scanned AtChanges since previous scan
2026-08-31 15:17:09 no changes
2026-08-25 22:40:40 no changes
2026-07-02 12:16:40 no changes
2026-06-25 07:32:53
NS + dns1.p01.nsone.net + dns2.p01.nsone.net + dns3.p01.nsone.net + dns4.p01.nsone.net
A + 35.157.26.135 + 63.176.8.218
MX + 10 mail.protonmail.ch + 20 mailsec.protonmail.ch
TXT + protonmail-verification=5be2cc634ceecd63fc8ded303063c7a0e6137882 + 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 6111A5698D23C89E09C36FF833C1487EDC1B0C841F87C49DAE8F7A09E11E979E + _25._tcp.mailsec.protonmail.ch 311 76BB66711DA416433CA890A5B2E5A0533C6006478F7D10A4469A947ACC8399E1
SOA + serial 1765711048
DMARC + v=DMARC1; p=quarantine
DNSSEC + insecure − indeterminate
2026-06-22 19:17:20
NS − dns1.p01.nsone.net − dns2.p01.nsone.net − dns3.p01.nsone.net − dns4.p01.nsone.net
A − 35.157.26.135 − 63.176.8.218
MX − 10 mail.protonmail.ch − 20 mailsec.protonmail.ch
TXT − protonmail-verification=5be2cc634ceecd63fc8ded303063c7a0e6137882 − 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 1765711048
DMARC − v=DMARC1; p=quarantine
2026-06-16 22:25:18 baseline 4 NS · 2 A · 2 MX · 2 TXT · 4 TLSA · serial 1765711048 · DMARC · DNSSEC indeterminate

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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