kursusbyen.dk
📜 DNS record history  ·  ← Current records
📜 Record History10 scans · 24 changes
Scanned AtChanges since previous scan
2026-08-26 12:21:35
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBvQAgACDpdfGVX0r8uwLmFl+1tO2MdzPQQvlMOm+9SjHMKc6aCAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b − 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBIQAgACAbcl2gtooLP/zfLd+E+c1uhqXAGkK22YopeVrpL3zqfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b
2026-08-17 15:46:53
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBIQAgACAbcl2gtooLP/zfLd+E+c1uhqXAGkK22YopeVrpL3zqfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b − 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBcQAgACC2N60Wqx88fyr48q222p0GoDcCY0mvrYWiczqFfifhIwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b
SOA + serial 2412423699 − serial 2411569569
2026-08-11 23:49:07
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBcQAgACC2N60Wqx88fyr48q222p0GoDcCY0mvrYWiczqFfifhIwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b − 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBBAAgACAkuU4XFjbboejtcm36wiBNH/SILZ3KTEWrNp9ctU/CDgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b
SOA + serial 2411569569 − serial 2407316765
2026-07-02 18:54:03
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBBAAgACAkuU4XFjbboejtcm36wiBNH/SILZ3KTEWrNp9ctU/CDgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b − 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBYAAgACAxrvh6uO+lluAfM5nQnCLjW61wH96yeAzBiWzsEOacfAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b
2026-06-25 08:12:02
NS + bonnie.ns.cloudflare.com + piotr.ns.cloudflare.com
A + 104.21.84.57 + 172.67.187.27
AAAA + 2606:4700:3033::6815:5439 + 2606:4700:3037::ac43:bb1b
TXT + google-site-verification=zQUBox6QT2NNoryMeoRrkE4aThDCoc4gwrn1JB8IlOI
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBYAAgACAxrvh6uO+lluAfM5nQnCLjW61wH96yeAzBiWzsEOacfAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b
SOA + serial 2407316765
DNSSEC + insecure − indeterminate
2026-06-23 18:10:45 no changes
2026-06-23 14:01:42
NS − bonnie.ns.cloudflare.com − piotr.ns.cloudflare.com
A − 104.21.84.57 − 172.67.187.27
AAAA − 2606:4700:3033::6815:5439 − 2606:4700:3037::ac43:bb1b
TXT − google-site-verification=zQUBox6QT2NNoryMeoRrkE4aThDCoc4gwrn1JB8IlOI
HTTPS − 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBEAAgACAMNs+N3CZyuNdAw68DeDISZizAtXC/G+vpfIRHCw46HQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b
SOA − serial 2407316765
DNSSEC + indeterminate − insecure
2026-06-20 04:07:54
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBEAAgACAMNs+N3CZyuNdAw68DeDISZizAtXC/G+vpfIRHCw46HQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b − 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBIQAgACAvXL2QT1uqHEt1cMWElko2UlrQ0sz0DnrFBwodx/LwRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b
2026-06-19 12:36:26
AAAA + 2606:4700:3033::6815:5439 + 2606:4700:3037::ac43:bb1b − 2606:4700:3030::6815:5439 − 2606:4700:3032::ac43:bb1b
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBIQAgACAvXL2QT1uqHEt1cMWElko2UlrQ0sz0DnrFBwodx/LwRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5439,2606:4700:3037::ac43:bb1b − 1 . alpn="h3,h2" ipv4hint=104.21.84.57,172.67.187.27 ech=AEX+DQBBLQAgACCrQdpb2a3PDJIlRena30f6iXhyGTgVnWbVR/N7meI8EgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:5439,2606:4700:3032::ac43:bb1b
SOA + serial 2407316765 − serial 2406602463
2026-06-17 19:38:08 baseline 2 NS · 2 A · 2 AAAA · 1 TXT · 1 HTTPS · serial 2406602463 · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 10 scans). Click a timestamp to view that full snapshot.

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