htkd.dk
📜 DNS record history  ·  ← Current records
📜 Record History7 scans · 18 changes
Scanned AtChanges since previous scan
2026-08-27 22:05:34
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.24.87,172.67.218.23 ech=AEX+DQBBmgAgACD5idu/8YisJYN71y7dIfmC8zhZJt4K4vFs1eLqFApNZwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1857,2606:4700:3030::ac43:da17 − 1 . alpn="h3,h2" ipv4hint=104.21.24.87,172.67.218.23 ech=AEX+DQBB/AAgACB/I4wfVM5Bs1nmbp0bw+TVWGxbKwD3h4EcYXaOuCWQSAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1857,2606:4700:3030::ac43:da17
2026-08-23 18:02:26
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.24.87,172.67.218.23 ech=AEX+DQBB/AAgACB/I4wfVM5Bs1nmbp0bw+TVWGxbKwD3h4EcYXaOuCWQSAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1857,2606:4700:3030::ac43:da17 − 1 . alpn="h3,h2" ipv4hint=104.21.24.87,172.67.218.23 ech=AEX+DQBBTQAgACDKDQmZAAghDEMIlXjdCjx9W7i3tonXO9CcDWxSZfDSFAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1857,2606:4700:3030::ac43:da17
SOA + serial 2412949477 − serial 2412466260
2026-08-17 19:22:30
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.24.87,172.67.218.23 ech=AEX+DQBBTQAgACDKDQmZAAghDEMIlXjdCjx9W7i3tonXO9CcDWxSZfDSFAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1857,2606:4700:3030::ac43:da17 − 1 . alpn="h3,h2" ipv4hint=104.21.24.87,172.67.218.23 ech=AEX+DQBB5AAgACCQgG2R1zQuTd9HQQ7DmKpgymeU50p16mps8dgyfvj2FwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1857,2606:4700:3030::ac43:da17
SOA + serial 2412466260 − serial 2411349861
2026-08-06 19:09:31
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.24.87,172.67.218.23 ech=AEX+DQBB5AAgACCQgG2R1zQuTd9HQQ7DmKpgymeU50p16mps8dgyfvj2FwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1857,2606:4700:3030::ac43:da17 − 1 . alpn="h3,h2" ipv4hint=104.21.24.87,172.67.218.23 ech=AEX+DQBB+wAgACCx9hEFPeyumjZ4BbRGdK4KPzZKxLkKj7wnGup8Lg1GfwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1857,2606:4700:3030::ac43:da17
SOA + serial 2411349861 − serial 2407709459
2026-06-26 17:34:54
AAAA + 2606:4700:3030::6815:1857 + 2606:4700:3030::ac43:da17 − 2606:4700:3033::ac43:da17 − 2606:4700:3035::6815:1857
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.24.87,172.67.218.23 ech=AEX+DQBB+wAgACCx9hEFPeyumjZ4BbRGdK4KPzZKxLkKj7wnGup8Lg1GfwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1857,2606:4700:3030::ac43:da17 − 1 . alpn="h3,h2" ipv4hint=104.21.24.87,172.67.218.23 ech=AEX+DQBBTwAgACBX+ZSumZShK8h4aIpCVxTMOFQZqwKAJrcXPNyMBDoqIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:da17,2606:4700:3035::6815:1857
SOA + serial 2407709459 − serial 2407477556
2026-06-21 03:43:34
NS + fred.ns.cloudflare.com + nina.ns.cloudflare.com
A + 104.21.24.87 + 172.67.218.23
MX + 0 htkd-dk.mail.protection.outlook.com
AAAA + 2606:4700:3033::ac43:da17 + 2606:4700:3035::6815:1857
TXT + MS=ms65531143 + v=spf1 mx include:_spf.staysecuregroup.com include:spf.protection.outlook.com -all
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.24.87,172.67.218.23 ech=AEX+DQBBTwAgACBX+ZSumZShK8h4aIpCVxTMOFQZqwKAJrcXPNyMBDoqIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:da17,2606:4700:3035::6815:1857
SOA + serial 2407477556
DNSSEC + insecure − indeterminate
2026-06-17 15:07:35 baseline DNSSEC indeterminate

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 7 scans). Click a timestamp to view that full snapshot.

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