bysb.dk
📜 DNS record history  ·  ← Current records
📜 Record History6 scans · 9 changes
Scanned AtChanges since previous scan
2026-08-27 20:27:49
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.83.17,172.67.166.249 ech=AEX+DQBBfwAgACA47+Qu+1wObnqFo6Z96p4veA7nvt21jpauabCzfKdMLAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:5311,2606:4700:3037::ac43:a6f9 − 1 . alpn="h3,h2" ipv4hint=104.21.83.17,172.67.166.249 ech=AEX+DQBBaQAgACDXUGf1jlhzWdzpDHJXrn9uTyifKC6qHlqq4J9EX02jMQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:5311,2606:4700:3037::ac43:a6f9
2026-08-16 21:37:30
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.83.17,172.67.166.249 ech=AEX+DQBBaQAgACDXUGf1jlhzWdzpDHJXrn9uTyifKC6qHlqq4J9EX02jMQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:5311,2606:4700:3037::ac43:a6f9 − 1 . alpn="h3,h2" ipv4hint=104.21.83.17,172.67.166.249 ech=AEX+DQBBlQAgACDPMlRE6qs8s97XlKf9iIf+CJIIpcCDPFl+jbNaLZNSIwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:5311,2606:4700:3037::ac43:a6f9
SOA + serial 2412327421 − serial 2409689734
2026-07-17 06:39:57
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.83.17,172.67.166.249 ech=AEX+DQBBlQAgACDPMlRE6qs8s97XlKf9iIf+CJIIpcCDPFl+jbNaLZNSIwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:5311,2606:4700:3037::ac43:a6f9 − 1 . alpn="h3,h2" ipv4hint=104.21.83.17,172.67.166.249 ech=AEX+DQBBJAAgACDB8nG3c3vthT09zL/PHvAb5WdMJQT4KCgcXlMhg3liQAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:5311,2606:4700:3037::ac43:a6f9
SOA + serial 2409689734 − serial 2407222216
2026-06-22 09:51:15
AAAA + 2606:4700:3037::6815:5311 − 2606:4700:3033::6815:5311
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.83.17,172.67.166.249 ech=AEX+DQBBJAAgACDB8nG3c3vthT09zL/PHvAb5WdMJQT4KCgcXlMhg3liQAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:5311,2606:4700:3037::ac43:a6f9 − 1 . alpn="h3,h2" ipv4hint=104.21.83.17,172.67.166.249 ech=AEX+DQBBmQAgACAW2Zml2I0DYSJ6ZUQjSHgtTQ4aJ7FXZdhBDW7ShydAEAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5311,2606:4700:3037::ac43:a6f9
2026-06-20 00:47:24
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.83.17,172.67.166.249 ech=AEX+DQBBmQAgACAW2Zml2I0DYSJ6ZUQjSHgtTQ4aJ7FXZdhBDW7ShydAEAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5311,2606:4700:3037::ac43:a6f9 − 1 . alpn="h3,h2" ipv4hint=104.21.83.17,172.67.166.249 ech=AEX+DQBBiQAgACB6fwZmiM8HN6m0zArqRqb3a8Bz4w83oH5zMt0Ta81SRQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5311,2606:4700:3037::ac43:a6f9
SOA + serial 2407222216 − serial 2403750795
2026-06-16 18:25:50 baseline 2 NS · 2 A · 5 MX · 2 AAAA · 2 TXT · 1 HTTPS · serial 2403750795 · DMARC · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 6 scans). Click a timestamp to view that full snapshot.

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