heimdal-technology.dk
📜 DNS record history  ·  ← Current records
📜 Record History6 scans · 14 changes
Scanned AtChanges since previous scan
2026-06-26 01:02:28 no changes
2026-06-24 12:40:10
NS + ns1.simply.com + ns2.simply.com + ns3.simply.com + ns4.simply.com
MX + 10 mail.protonmail.ch + 20 mailsec.protonmail.ch
TXT + MS=ms79671368 + protonmail-verification=58c713ef2d5cb5bd6417f39f69d036ba3228bef2 + v=spf1 include:_spf.protonmail.ch mx ~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 2025010800
DMARC + v=DMARC1; p=none
DNSSEC + secure − indeterminate
2026-06-24 04:37:23
NS − ns1.simply.com − ns2.simply.com − ns3.simply.com − ns4.simply.com
MX − 10 mail.protonmail.ch − 20 mailsec.protonmail.ch
TXT − MS=ms79671368 − protonmail-verification=58c713ef2d5cb5bd6417f39f69d036ba3228bef2 − v=spf1 include:_spf.protonmail.ch mx ~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 2025010800
DMARC − v=DMARC1; p=none
DNSSEC + indeterminate − secure
2026-06-21 01:26:40 no changes
2026-06-17 11:20:56 no changes
2026-06-17 11:12:42 baseline 4 NS · 2 MX · 3 TXT · 4 TLSA · serial 2025010800 · 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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