studentsonline.dk
📜 DNS record history  ·  ← Current records
📜 Record History11 scans · 35 changes
Scanned AtChanges since previous scan
2026-09-03 21:04:02
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.17,172.67.161.5 ech=AEX+DQBBZgAgACAFlsnR4iFUycJddVvSQ+8Vbmk6j1KyPXsgsg3EHOE1FQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:f11,2606:4700:3036::ac43:a105 − 1 . alpn="h3,h2" ipv4hint=104.21.15.17,172.67.161.5 ech=AEX+DQBB3gAgACCrNeffYBs54Ic9ySmupUCgFow0o7lg/fz5Dfsa4DNSIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:f11,2606:4700:3036::ac43:a105
2026-08-25 12:37:57
A + 104.21.15.17 + 172.67.161.5 − 188.114.96.1 − 188.114.97.1
AAAA + 2606:4700:3035::6815:f11 + 2606:4700:3036::ac43:a105 − 2a06:98c1:3120::1 − 2a06:98c1:3121::1
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.17,172.67.161.5 ech=AEX+DQBB3gAgACCrNeffYBs54Ic9ySmupUCgFow0o7lg/fz5Dfsa4DNSIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:f11,2606:4700:3036::ac43:a105 − 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBBAAgACDAgNRH8eiV2kgkIi+I6vi7N39a8fxx18x620vrsIoDHQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1
SOA + serial 2413065058 − serial 2411656029
2026-08-09 16:26:20
A + 188.114.96.1 + 188.114.97.1 − 104.21.15.17 − 172.67.161.5
AAAA + 2a06:98c1:3120::1 + 2a06:98c1:3121::1 − 2606:4700:3035::6815:f11 − 2606:4700:3036::ac43:a105
HTTPS + 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBBAAgACDAgNRH8eiV2kgkIi+I6vi7N39a8fxx18x620vrsIoDHQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1 − 1 . alpn="h3,h2" ipv4hint=104.21.15.17,172.67.161.5 ech=AEX+DQBBTwAgACAB1xj63Z06TVzwQcAaPn9bh7tnTJRipRzxlpiZDHemQgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:f11,2606:4700:3036::ac43:a105
SOA + serial 2411656029 − serial 2411289240
2026-08-07 03:44:05
A + 104.21.15.17 + 172.67.161.5 − 188.114.96.1 − 188.114.97.1
AAAA + 2606:4700:3035::6815:f11 + 2606:4700:3036::ac43:a105 − 2a06:98c1:3120::1 − 2a06:98c1:3121::1
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.17,172.67.161.5 ech=AEX+DQBBTwAgACAB1xj63Z06TVzwQcAaPn9bh7tnTJRipRzxlpiZDHemQgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:f11,2606:4700:3036::ac43:a105 − 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBB6gAgACCzqIFrPF0rpulwHsnhHJ03nTcLT8IZvjFP8jrPfwTlVwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1
SOA + serial 2411289240 − serial 2407956275
2026-07-31 20:18:36
A + 188.114.96.1 + 188.114.97.1 − 104.21.15.17 − 172.67.161.5
AAAA + 2a06:98c1:3120::1 + 2a06:98c1:3121::1 − 2606:4700:3030::ac43:a105 − 2606:4700:3034::6815:f11
HTTPS + 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBB6gAgACCzqIFrPF0rpulwHsnhHJ03nTcLT8IZvjFP8jrPfwTlVwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1 − 1 . alpn="h3,h2" ipv4hint=104.21.15.17,172.67.161.5 ech=AEX+DQBBWAAgACCHlzAX2mQxZYnuJDHpl1lLDoMEx3N1aZMh+Ecykqr6DQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:a105,2606:4700:3034::6815:f11
2026-06-28 02:39:59
A + 104.21.15.17 + 172.67.161.5 − 188.114.96.9 − 188.114.97.9
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.17,172.67.161.5 ech=AEX+DQBBWAAgACCHlzAX2mQxZYnuJDHpl1lLDoMEx3N1aZMh+Ecykqr6DQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:a105,2606:4700:3034::6815:f11 − 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBPwAgACCUc9k9g9XIvqQXMcFlQhHHicXcvvHDsDSLmAahc1CSPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1
SOA + serial 2407956275 − serial 2406707960
2026-06-24 04:34:10
NS + hank.ns.cloudflare.com + olga.ns.cloudflare.com
A + 188.114.96.9 + 188.114.97.9
AAAA + 2606:4700:3030::ac43:a105 + 2606:4700:3034::6815:f11
TXT + v=spf1 ip4:77.233.252.243 ip4:77.233.252.244 ip4:77.233.252.245 ip4:77.233.252.248 ip4:83.89.199.62 ip4:62.243.73.0/24 ip4:77.32.175.81 ip4:212.27.13.241 include:spf.protection.outlook.com include:spf.webcrm.com include:spf.sendinblue.com mx -all
HTTPS + 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBPwAgACCUc9k9g9XIvqQXMcFlQhHHicXcvvHDsDSLmAahc1CSPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1
SOA + serial 2406707960
DNSSEC + insecure − indeterminate
2026-06-21 10:29:24
NS − hank.ns.cloudflare.com − olga.ns.cloudflare.com
A − 104.21.15.17 − 172.67.161.5
AAAA − 2606:4700:3030::ac43:a105 − 2606:4700:3034::6815:f11
TXT − v=spf1 ip4:77.233.252.243 ip4:77.233.252.244 ip4:77.233.252.245 ip4:77.233.252.248 ip4:83.89.199.62 ip4:62.243.73.0/24 ip4:77.32.175.81 ip4:212.27.13.241 include:spf.protection.outlook.com include:spf.webcrm.com include:spf.sendinblue.com mx -all
HTTPS − 1 . alpn="h3,h2" ipv4hint=104.21.15.17,172.67.161.5 ech=AEX+DQBBEAAgACAMNs+N3CZyuNdAw68DeDISZizAtXC/G+vpfIRHCw46HQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:a105,2606:4700:3034::6815:f11
SOA − serial 2406707960
DNSSEC + indeterminate − insecure
2026-06-20 03:17:38
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.17,172.67.161.5 ech=AEX+DQBBEAAgACAMNs+N3CZyuNdAw68DeDISZizAtXC/G+vpfIRHCw46HQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:a105,2606:4700:3034::6815:f11 − 1 . alpn="h3,h2" ipv4hint=104.21.15.17,172.67.161.5 ech=AEX+DQBBxQAgACDyYg1i/e0zUqcV9OWielLTCYkxwkA9aXhsLt+HvVibBwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:a105,2606:4700:3034::6815:f11
2026-06-19 22:20:15
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.15.17,172.67.161.5 ech=AEX+DQBBxQAgACDyYg1i/e0zUqcV9OWielLTCYkxwkA9aXhsLt+HvVibBwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:a105,2606:4700:3034::6815:f11 − 1 . alpn="h3,h2" ipv4hint=104.21.15.17,172.67.161.5 ech=AEX+DQBBNAAgACDAjIMLMdyoyKrz46qSONFPzN+RU0NXjPG5OscOQ8iLfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:a105,2606:4700:3034::6815:f11
2026-06-17 14:04:38 baseline 2 NS · 2 A · 2 AAAA · 1 TXT · 1 HTTPS · serial 2406707960 · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 11 scans). Click a timestamp to view that full snapshot.

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