mit3f.dk
📜 DNS record history  ·  ← Current records
📜 Record History6 scans · 8 changes
Scanned AtChanges since previous scan
2026-08-26 21:33:56
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.20.144,172.67.192.248 ech=AEX+DQBB5AAgACABapd4L/jVNdxaf0gluT2G7/56pQYsISi2KEnoFpT2AgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c0f8,2606:4700:3037::6815:1490 − 1 . alpn="h3,h2" ipv4hint=104.21.20.144,172.67.192.248 ech=AEX+DQBBfwAgACD6CEfiSRa8yzMIHKlDUdzi4Wxw9K5b9tKQAEff481cPwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c0f8,2606:4700:3037::6815:1490
2026-08-09 03:20:04
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.20.144,172.67.192.248 ech=AEX+DQBBfwAgACD6CEfiSRa8yzMIHKlDUdzi4Wxw9K5b9tKQAEff481cPwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c0f8,2606:4700:3037::6815:1490 − 1 . alpn="h3,h2" ipv4hint=104.21.20.144,172.67.192.248 ech=AEX+DQBBNAAgACDWE5Ouo0qS2x4fx6qCiE7xBM2IRX8xfaHcaxap1ZEJCwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c0f8,2606:4700:3037::6815:1490
SOA + serial 2411252501 − serial 2410000043
2026-07-21 15:04:50
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.20.144,172.67.192.248 ech=AEX+DQBBNAAgACDWE5Ouo0qS2x4fx6qCiE7xBM2IRX8xfaHcaxap1ZEJCwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c0f8,2606:4700:3037::6815:1490 − 1 . alpn="h3,h2" ipv4hint=104.21.20.144,172.67.192.248 ech=AEX+DQBBYAAgACAxrvh6uO+lluAfM5nQnCLjW61wH96yeAzBiWzsEOacfAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c0f8,2606:4700:3037::6815:1490
SOA + serial 2410000043 − serial 2406147179
2026-06-25 08:03:02
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.20.144,172.67.192.248 ech=AEX+DQBBYAAgACAxrvh6uO+lluAfM5nQnCLjW61wH96yeAzBiWzsEOacfAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c0f8,2606:4700:3037::6815:1490 − 1 . alpn="h3,h2" ipv4hint=104.21.20.144,172.67.192.248 ech=AEX+DQBB1gAgACB9wMDJwivNDs9bAwkeqqWvPgvHbVqBqUv4AmtyPhyPcAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c0f8,2606:4700:3037::6815:1490
2026-06-21 22:12:11
AAAA + 2606:4700:3032::ac43:c0f8 + 2606:4700:3037::6815:1490 − 2606:4700:3030::ac43:c0f8 − 2606:4700:3033::6815:1490
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.20.144,172.67.192.248 ech=AEX+DQBB1gAgACB9wMDJwivNDs9bAwkeqqWvPgvHbVqBqUv4AmtyPhyPcAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:c0f8,2606:4700:3037::6815:1490 − 1 . alpn="h3,h2" ipv4hint=104.21.20.144,172.67.192.248 ech=AEX+DQBBgwAgACA0KOPNBqTxhLwg5g8zJrhsSmTaWtcJ+w22tMJDD+Q2UwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:c0f8,2606:4700:3033::6815:1490
2026-06-17 17:14:30 baseline 2 NS · 2 A · 2 AAAA · 1 HTTPS · serial 2406147179 · 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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