tsfc.dk
📜 DNS record history  ·  ← Current records
📜 Record History5 scans · 8 changes
Scanned AtChanges since previous scan
2026-08-22 15:17:46
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.53.192,172.67.217.242 ech=AEX+DQBBCgAgACBjXV+bFnJQpvAhnLIm5w8VW9g7wJVqcpHCqBYjHBj1DQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:35c0,2606:4700:3033::ac43:d9f2 − 1 . alpn="h3,h2" ipv4hint=104.21.53.192,172.67.217.242 ech=AEX+DQBBWwAgACDGZDqWHc9J0k+2lwiIrd+KDBUTHGa7TNpHHAQ4KRCzOwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:35c0,2606:4700:3033::ac43:d9f2
SOA + serial 2412846125 − serial 2409676287
2026-07-18 02:46:21
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.53.192,172.67.217.242 ech=AEX+DQBBWwAgACDGZDqWHc9J0k+2lwiIrd+KDBUTHGa7TNpHHAQ4KRCzOwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:35c0,2606:4700:3033::ac43:d9f2 − 1 . alpn="h3,h2" ipv4hint=104.21.53.192,172.67.217.242 ech=AEX+DQBBSgAgACBHAomcgK9TxZIhzVjMkLxVGJQ0oey3QhHglqC4l36DbAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:35c0,2606:4700:3033::ac43:d9f2
SOA + serial 2409676287 − serial 2407738787
2026-06-28 06:57:13
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.53.192,172.67.217.242 ech=AEX+DQBBSgAgACBHAomcgK9TxZIhzVjMkLxVGJQ0oey3QhHglqC4l36DbAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:35c0,2606:4700:3033::ac43:d9f2 − 1 . alpn="h3,h2" ipv4hint=104.21.53.192,172.67.217.242 ech=AEX+DQBBPwAgACCUc9k9g9XIvqQXMcFlQhHHicXcvvHDsDSLmAahc1CSPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:35c0,2606:4700:3033::ac43:d9f2
2026-06-24 04:48:42
AAAA + 2606:4700:3033::6815:35c0 − 2606:4700:3030::6815:35c0
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.53.192,172.67.217.242 ech=AEX+DQBBPwAgACCUc9k9g9XIvqQXMcFlQhHHicXcvvHDsDSLmAahc1CSPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:35c0,2606:4700:3033::ac43:d9f2 − 1 . alpn="h3,h2" ipv4hint=104.21.53.192,172.67.217.242 ech=AEX+DQBBLQAgACCrQdpb2a3PDJIlRena30f6iXhyGTgVnWbVR/N7meI8EgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:35c0,2606:4700:3033::ac43:d9f2
SOA + serial 2407738787 − serial 2404104595
2026-06-17 19:21:30 baseline 2 NS · 2 A · 3 MX · 2 AAAA · 3 TXT · 1 HTTPS · 9 TLSA · serial 2404104595 · 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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