preffo.dk
📜 DNS record history  ·  ← Current records
📜 Record History8 scans · 19 changes
Scanned AtChanges since previous scan
2026-08-29 21:16:17
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBBrQAgACCyYUtu+hjEKpfaUBb9so9Jt4Ua7vJpLWUs6ahSnP5/WwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2f3f,2606:4700:3037::ac43:913c − 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBB6QAgACAI2QZuys7+ocvDFl/Uo+DQlPDf5oIUQcbcgjL11GGmEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2f3f,2606:4700:3037::ac43:913c
SOA + serial 2413418629 − serial 2409950409
2026-08-28 02:39:37
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBB6QAgACAI2QZuys7+ocvDFl/Uo+DQlPDf5oIUQcbcgjL11GGmEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2f3f,2606:4700:3037::ac43:913c − 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBBSwAgACBNrBU90J45dDhfTMA9eR51wIQL/Dat2ug67YvSPK4QfAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2f3f,2606:4700:3037::ac43:913c
2026-07-19 20:52:48
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBBSwAgACBNrBU90J45dDhfTMA9eR51wIQL/Dat2ug67YvSPK4QfAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2f3f,2606:4700:3037::ac43:913c − 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBB2gAgACAwddoAZIK+FFbeFrFfA1PTbgqnncaK/SSsA2NAny+2HQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2f3f,2606:4700:3037::ac43:913c
SOA + serial 2409950409 − serial 2408318449
2026-07-03 01:14:29
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBB2gAgACAwddoAZIK+FFbeFrFfA1PTbgqnncaK/SSsA2NAny+2HQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2f3f,2606:4700:3037::ac43:913c − 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBBSAAgACCOApx+y3HkBBLU7e54bmekbLMY/8udBNfIuQpUNaPYQgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2f3f,2606:4700:3037::ac43:913c
SOA + serial 2408318449 − serial 2407954670
2026-06-27 21:11:59
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBBSAAgACCOApx+y3HkBBLU7e54bmekbLMY/8udBNfIuQpUNaPYQgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2f3f,2606:4700:3037::ac43:913c − 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBBDAAgACD2tpX44dE776O1qEe4pBYcf9gV2sYonx2xzeulGUbiNgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2f3f,2606:4700:3037::ac43:913c
SOA + serial 2407954670 − serial 2407804401
DMARC + v=DMARC1; p=quarantine; rua=mailto:info@preffo.dk; fo=1 − v=DMARC1; p=none; rua=mailto:3a7042f5902c428096525924fcd53990@dmarc-reports.cloudflare.net,mailto:cvijo@preffo.dk; ruf=mailto:cvijo@preffo.dk; fo=1
2026-06-25 19:11:08
AAAA + 2606:4700:3035::6815:2f3f + 2606:4700:3037::ac43:913c − 2606:4700:3034::ac43:913c − 2606:4700:3037::6815:2f3f
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBBDAAgACD2tpX44dE776O1qEe4pBYcf9gV2sYonx2xzeulGUbiNgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:2f3f,2606:4700:3037::ac43:913c − 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBBUgAgACB1vE1eH8kziXW4haY8N1cQ8yAGQJj6ZRDAyBDVjynpOQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:913c,2606:4700:3037::6815:2f3f
SOA + serial 2407804401 − serial 2407705121
2026-06-24 01:38:24
MX + 10 mail.protonmail.ch + 20 mailsec.protonmail.ch − 10 mx01.mail.icloud.com − 10 mx02.mail.icloud.com
TXT + apple-domain-verification=s5dvCmKxl0BNpdk8 + protonmail-verification=503a6243423754c0696a1770ea51b0d98449f96c + v=spf1 include:_spf.protonmail.ch ~all − v=spf1 include:icloud.com ~all
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBBUgAgACB1vE1eH8kziXW4haY8N1cQ8yAGQJj6ZRDAyBDVjynpOQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:913c,2606:4700:3037::6815:2f3f − 1 . alpn="h3,h2" ipv4hint=104.21.47.63,172.67.145.60 ech=AEX+DQBB/QAgACAXB3WSVMJCEvoNZQHmoN9vn+IfvWP22NyOkRp/+YwJXAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:913c,2606:4700:3037::6815:2f3f
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 2407705121 − serial 2404834258
DMARC + v=DMARC1; p=none; rua=mailto:3a7042f5902c428096525924fcd53990@dmarc-reports.cloudflare.net,mailto:cvijo@preffo.dk; ruf=mailto:cvijo@preffo.dk; fo=1 − v=DMARC1; p=none; rua=mailto:cvijo@preffo.dk; ruf=mailto:cvijo@preffo.dk; fo=1
2026-06-17 21:55:58 baseline 2 NS · 2 A · 2 MX · 2 AAAA · 2 TXT · 1 HTTPS · serial 2404834258 · DMARC · DNSSEC insecure

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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