studiebooster.dk
📜 DNS record history  ·  ← Current records
📜 Record History7 scans · 11 changes
Scanned AtChanges since previous scan
2026-08-27 05:34:40
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.66.133,172.67.160.99 ech=AEX+DQBBSwAgACB8hS7XGTvwvsw2I2tpNnL/N/Dx/JBih2q1hmm6BxbXYgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4285,2606:4700:3031::ac43:a063 − 1 . alpn="h3,h2" ipv4hint=104.21.66.133,172.67.160.99 ech=AEX+DQBBoQAgACDRJM7hiWWyrYhvtgGdHia5Rv++2SxfUoWLmsecHZhzHAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4285,2606:4700:3031::ac43:a063
2026-08-26 07:03:51
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.66.133,172.67.160.99 ech=AEX+DQBBoQAgACDRJM7hiWWyrYhvtgGdHia5Rv++2SxfUoWLmsecHZhzHAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4285,2606:4700:3031::ac43:a063 − 1 . alpn="h3,h2" ipv4hint=104.21.66.133,172.67.160.99 ech=AEX+DQBBIwAgACCU5qgbCXuY/iquQZ44eeDvypgD2pW4T0T3ylO+HwUiDAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4285,2606:4700:3031::ac43:a063
2026-08-01 02:15:44
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.66.133,172.67.160.99 ech=AEX+DQBBIwAgACCU5qgbCXuY/iquQZ44eeDvypgD2pW4T0T3ylO+HwUiDAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4285,2606:4700:3031::ac43:a063 − 1 . alpn="h3,h2" ipv4hint=104.21.66.133,172.67.160.99 ech=AEX+DQBB2gAgACDdGXq0rJF+bd5LM3CRD016rLlGsafUbGoQHXnM8UVuQQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4285,2606:4700:3031::ac43:a063
SOA + serial 2410893118 − serial 2409712184
2026-07-17 16:29:48
AAAA + 2606:4700:3031::6815:4285 + 2606:4700:3031::ac43:a063 − 2606:4700:3033::6815:4285 − 2606:4700:3036::ac43:a063
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.66.133,172.67.160.99 ech=AEX+DQBB2gAgACDdGXq0rJF+bd5LM3CRD016rLlGsafUbGoQHXnM8UVuQQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:4285,2606:4700:3031::ac43:a063 − 1 . alpn="h3,h2" ipv4hint=104.21.66.133,172.67.160.99 ech=AEX+DQBBJgAgACDEe6fH/MJxGPU11bgPwmf+lAkTmGqNq0Y5foUuVoe/cwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4285,2606:4700:3036::ac43:a063
SOA + serial 2409712184 − serial 2405794952
DNSSEC + insecure − indeterminate
2026-06-24 07:20:50
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.66.133,172.67.160.99 ech=AEX+DQBBJgAgACDEe6fH/MJxGPU11bgPwmf+lAkTmGqNq0Y5foUuVoe/cwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4285,2606:4700:3036::ac43:a063 − 1 . alpn="h3,h2" ipv4hint=104.21.66.133,172.67.160.99 ech=AEX+DQBBYgAgACAhcvL+xo3TH+NNfuy320sVh7rtBWGdiCSu5uxfCso9UgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4285,2606:4700:3036::ac43:a063
DNSSEC + indeterminate − insecure
2026-06-23 06:55:52
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.66.133,172.67.160.99 ech=AEX+DQBBYgAgACAhcvL+xo3TH+NNfuy320sVh7rtBWGdiCSu5uxfCso9UgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4285,2606:4700:3036::ac43:a063 − 1 . alpn="h3,h2" ipv4hint=104.21.66.133,172.67.160.99 ech=AEX+DQBBXgAgACBYdqEg9t+ceUEOewqh+wmq9pQHyffrmdwg5FCZq2THbwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:4285,2606:4700:3036::ac43:a063
2026-06-18 07:11:48 baseline 2 NS · 2 A · 5 MX · 2 AAAA · 1 TXT · 1 HTTPS · serial 2405794952 · DMARC · DNSSEC insecure

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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