kursusguide.dk
📜 DNS record history  ·  ← Current records
📜 Record History5 scans · 12 changes
Scanned AtChanges since previous scan
2026-08-28 00:52:22
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.91.152,172.67.223.115 ech=AEX+DQBBKgAgACCagOE0lmOvNWN5uy3ezyGns3addflhunnKLGpZ9c/7MwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:5b98,2606:4700:3034::ac43:df73 − 1 . alpn="h3,h2" ipv4hint=104.21.91.152,172.67.223.115 ech=AEX+DQBBEAAgACA7If8rNglk9KVKZETb+2qIlzSUhPBSk880QdeYlfeJcwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:5b98,2606:4700:3034::ac43:df73
SOA + serial 2413270038 − serial 2413136466
2026-08-27 00:21:37
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.91.152,172.67.223.115 ech=AEX+DQBBEAAgACA7If8rNglk9KVKZETb+2qIlzSUhPBSk880QdeYlfeJcwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:5b98,2606:4700:3034::ac43:df73 − 1 . alpn="h3,h2" ipv4hint=104.21.91.152,172.67.223.115 ech=AEX+DQBBUAAgACDHBjXBTIKv4Rglxnw+hZURf/RDDLG8F0hlUK2X49JJHwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:5b98,2606:4700:3034::ac43:df73
SOA + serial 2413136466 − serial 2412319292
2026-08-16 12:03:03
A + 104.21.91.152 + 172.67.223.115 − 188.114.96.9 − 188.114.97.9
AAAA + 2606:4700:3032::6815:5b98 + 2606:4700:3034::ac43:df73 − 2a06:98c1:3120::9 − 2a06:98c1:3121::9
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.91.152,172.67.223.115 ech=AEX+DQBBUAAgACDHBjXBTIKv4Rglxnw+hZURf/RDDLG8F0hlUK2X49JJHwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:5b98,2606:4700:3034::ac43:df73 − 1 . alpn="h3,h2" ipv4hint=104.21.91.152,172.67.223.115 ech=AEX+DQBBfAAgACBmw0QpofV+SWE2CNQcawlJDazfmzgx8yx3lHcFT62mJgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:df73,2606:4700:3034::6815:5b98
TLSA + _25._tcp.mx1.pub.mailpod11-cph3.one.com 311 068A81EDC98C58D5D494EDF2924D5F5025438BACC6972114A58DF9C448D16193 + _25._tcp.mx2.pub.mailpod11-cph3.one.com 311 068A81EDC98C58D5D494EDF2924D5F5025438BACC6972114A58DF9C448D16193 + _25._tcp.mx3.pub.mailpod11-cph3.one.com 311 068A81EDC98C58D5D494EDF2924D5F5025438BACC6972114A58DF9C448D16193 + _25._tcp.mx4.pub.mailpod11-cph3.one.com 311 068A81EDC98C58D5D494EDF2924D5F5025438BACC6972114A58DF9C448D16193 − _25._tcp.mx1.pub.mailpod11-cph3.one.com 311 00E55642F312E05CDB899B1433EDF47F86715ACF08011ABAE05CF845793E914C − _25._tcp.mx2.pub.mailpod11-cph3.one.com 311 00E55642F312E05CDB899B1433EDF47F86715ACF08011ABAE05CF845793E914C − _25._tcp.mx3.pub.mailpod11-cph3.one.com 311 00E55642F312E05CDB899B1433EDF47F86715ACF08011ABAE05CF845793E914C − _25._tcp.mx4.pub.mailpod11-cph3.one.com 311 00E55642F312E05CDB899B1433EDF47F86715ACF08011ABAE05CF845793E914C
SOA + serial 2412319292 − serial 2407211326
2026-06-20 06:40:05
A + 188.114.96.9 + 188.114.97.9 − 104.21.91.152 − 172.67.223.115
AAAA + 2a06:98c1:3120::9 + 2a06:98c1:3121::9 − 2606:4700:3033::ac43:df73 − 2606:4700:3034::6815:5b98
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.91.152,172.67.223.115 ech=AEX+DQBBfAAgACBmw0QpofV+SWE2CNQcawlJDazfmzgx8yx3lHcFT62mJgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:df73,2606:4700:3034::6815:5b98 − 1 . alpn="h3,h2" ipv4hint=104.21.91.152,172.67.223.115 ech=AEX+DQBBXQAgACCKtZprehaOOcZuI8UfRINUiU1H1hp2/GZSIeULHEiwSAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:df73,2606:4700:3034::6815:5b98
2026-06-18 00:19:41 baseline 2 NS · 2 A · 4 MX · 2 AAAA · 1 HTTPS · 4 TLSA · serial 2407211326 · DMARC · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 5 scans). Click a timestamp to view that full snapshot.

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