ostergaard-nielsen.dk
📜 DNS record history  ·  ← Current records
📜 Record History8 scans · 17 changes
Scanned AtChanges since previous scan
2026-08-25 18:08:21
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBKAAgACDhoEuvJYbGLaePutOG6yGLRwuwU5t1IcItEdciQn0ZFwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:bcee,2606:4700:3037::6815:3923 − 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBZAAgACC02VKmYfO+TAXLh7/cOHs0bxTeDtvbf96M+mOJl+VjbgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:bcee,2606:4700:3037::6815:3923
SOA + serial 2413080958 − serial 2412970423
2026-08-23 16:08:54
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBZAAgACC02VKmYfO+TAXLh7/cOHs0bxTeDtvbf96M+mOJl+VjbgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:bcee,2606:4700:3037::6815:3923 − 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBcwAgACDGzFTteLQKl5LMA7ei3HVP9pZ3UMQS+1xorruX1g8bVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:bcee,2606:4700:3037::6815:3923
SOA + serial 2412970423 − serial 2412692527
2026-08-20 15:32:10
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBcwAgACDGzFTteLQKl5LMA7ei3HVP9pZ3UMQS+1xorruX1g8bVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:bcee,2606:4700:3037::6815:3923 − 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBcQAgACDF+7E/wt72POh9yP5+npEKC5Q8zO91LUFqEHDG3wv0OAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:bcee,2606:4700:3037::6815:3923
TLSA + _25._tcp.route2.mx.cloudflare.net 311 9BE5B7D47F9EFF930C11EB04D27CAE6BDDD0D375CDFBCCF68B26EFE676D1D0DB + _25._tcp.route2.mx.cloudflare.net 311 0F0C6C164A36F97E7B4C5A5B69D6F4F239D422FC3EC2592072ECFAB8C271C452 + _25._tcp.route2.mx.cloudflare.net 211 59E738E674221702AF1EDB87C5200C1A4B75F64FAE3D2C3D265124C61BD83C79
SOA + serial 2412692527 − serial 2411378295
DNSSEC + insecure − indeterminate
2026-08-06 14:37:56
AAAA + 2606:4700:3031::ac43:bcee + 2606:4700:3037::6815:3923 − 2606:4700:3035::ac43:bcee − 2606:4700:3036::6815:3923
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBcQAgACDF+7E/wt72POh9yP5+npEKC5Q8zO91LUFqEHDG3wv0OAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:bcee,2606:4700:3037::6815:3923 − 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBPwAgACCUc9k9g9XIvqQXMcFlQhHHicXcvvHDsDSLmAahc1CSPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:bcee,2606:4700:3036::6815:3923
TLSA − _25._tcp.route2.mx.cloudflare.net 311 9BE5B7D47F9EFF930C11EB04D27CAE6BDDD0D375CDFBCCF68B26EFE676D1D0DB − _25._tcp.route2.mx.cloudflare.net 311 0F0C6C164A36F97E7B4C5A5B69D6F4F239D422FC3EC2592072ECFAB8C271C452 − _25._tcp.route2.mx.cloudflare.net 211 59E738E674221702AF1EDB87C5200C1A4B75F64FAE3D2C3D265124C61BD83C79
SOA + serial 2411378295 − serial 2407586642
DNSSEC + indeterminate − insecure
2026-06-24 04:23:22
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBPwAgACCUc9k9g9XIvqQXMcFlQhHHicXcvvHDsDSLmAahc1CSPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:bcee,2606:4700:3036::6815:3923 − 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBTwAgACDY1d6uk2lom9OzZNGDQrENlQ8F8/qr4fAVPy9RfUR4cwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:bcee,2606:4700:3036::6815:3923
SOA + serial 2407586642 − serial 2406107895
2026-06-21 19:13:20
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBTwAgACDY1d6uk2lom9OzZNGDQrENlQ8F8/qr4fAVPy9RfUR4cwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:bcee,2606:4700:3036::6815:3923 − 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBEAAgACAMNs+N3CZyuNdAw68DeDISZizAtXC/G+vpfIRHCw46HQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:bcee,2606:4700:3036::6815:3923
2026-06-20 03:19:15
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBEAAgACAMNs+N3CZyuNdAw68DeDISZizAtXC/G+vpfIRHCw46HQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:bcee,2606:4700:3036::6815:3923 − 1 . alpn="h3,h2" ipv4hint=104.21.57.35,172.67.188.238 ech=AEX+DQBBEQAgACDI4xqwwmAc0aVdhaScxMRTfCZo1/vM6WMg5h+quY5QUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:bcee,2606:4700:3036::6815:3923
2026-06-17 12:55:39 baseline 2 NS · 2 A · 3 MX · 2 AAAA · 1 TXT · 1 HTTPS · 9 TLSA · serial 2406107895 · DMARC · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 8 scans). Click a timestamp to view that full snapshot.

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