fe-ctf.dk
📜 DNS record history  ·  ← Current records
📜 Record History8 scans · 32 changes
Scanned AtChanges since previous scan
2026-09-04 07:45:49 no changes
2026-08-27 07:29:15 no changes
2026-06-25 02:43:00
NS + ns1.simply.com + ns2.simply.com + ns3.simply.com + ns4.simply.com
A + 34.34.144.240
MX + 10 mail.protonmail.ch + 20 mailsec.protonmail.ch
TXT + google-site-verification=CIBMdQmBhXhCLo1DRWAfpjVtNJ6DiC63nx7ld5NRZYI + protonmail-verification=d9ab79ccfaf7f1a58a826c2f8abb031527311f9b + 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 2023102408
DMARC + v=DMARC1; p=none
DNSSEC + secure − indeterminate
2026-06-23 03:40:16
NS − ns1.simply.com − ns2.simply.com − ns3.simply.com − ns4.simply.com
A − 34.34.144.240
MX − 10 mail.protonmail.ch − 20 mailsec.protonmail.ch
TXT − google-site-verification=CIBMdQmBhXhCLo1DRWAfpjVtNJ6DiC63nx7ld5NRZYI − protonmail-verification=d9ab79ccfaf7f1a58a826c2f8abb031527311f9b − 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 2023102408
DMARC − v=DMARC1; p=none
DNSSEC + indeterminate − secure
2026-06-21 05:47:57
NS + ns1.simply.com + ns2.simply.com + ns3.simply.com + ns4.simply.com
A + 34.34.144.240
MX + 10 mail.protonmail.ch + 20 mailsec.protonmail.ch
TXT + google-site-verification=CIBMdQmBhXhCLo1DRWAfpjVtNJ6DiC63nx7ld5NRZYI + protonmail-verification=d9ab79ccfaf7f1a58a826c2f8abb031527311f9b + 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 2023102408
DMARC + v=DMARC1; p=none
DNSSEC + secure − indeterminate
2026-06-21 05:14:44
NS − ns1.simply.com − ns2.simply.com − ns3.simply.com − ns4.simply.com
A − 34.34.144.240
MX − 10 mail.protonmail.ch − 20 mailsec.protonmail.ch
TXT − google-site-verification=CIBMdQmBhXhCLo1DRWAfpjVtNJ6DiC63nx7ld5NRZYI − protonmail-verification=d9ab79ccfaf7f1a58a826c2f8abb031527311f9b − 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 2023102408
DMARC − v=DMARC1; p=none
DNSSEC + indeterminate − secure
2026-06-19 18:53:53 no changes
2026-06-17 09:24:35 baseline 4 NS · 1 A · 2 MX · 3 TXT · 4 TLSA · serial 2023102408 · 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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