rs-systemer.dk
📜 DNS record history  ·  ← Current records
📜 Record History11 scans · 27 changes
Scanned AtChanges since previous scan
2026-08-27 19:58:41
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBB7wAgACBE1Eqlr/7DkDPvKduVzDj+mly51qFBYNzqLjPAl1sZfQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:ba4a,2606:4700:3037::6815:3bf7 − 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBBkwAgACBecx+JVDFSFAARFZ5lVzQdWK49gog96A1RGmyV8fVbUQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:ba4a,2606:4700:3037::6815:3bf7
2026-07-18 03:30:41
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBBkwAgACBecx+JVDFSFAARFZ5lVzQdWK49gog96A1RGmyV8fVbUQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:ba4a,2606:4700:3037::6815:3bf7 − 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBBuwAgACDADQ+h9tFt8XIzephv4Noal4S6iVaCCZBCnRejjN+nZQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:ba4a,2606:4700:3037::6815:3bf7
SOA + serial 2409756800 − serial 2409375488
2026-07-14 08:18:00
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBBuwAgACDADQ+h9tFt8XIzephv4Noal4S6iVaCCZBCnRejjN+nZQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:ba4a,2606:4700:3037::6815:3bf7 − 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBB6AAgACAN9mbfyypByeRC2FfbB6XfgIO4wrRKInzwJ6R1FBokdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:ba4a,2606:4700:3037::6815:3bf7
SOA + serial 2409375488 − serial 2408687937
DMARC + v=DMARC1; p=none; adkim=r; aspf=r; rua=mailto:dmarc@rs-systemer.dk; fo=1
2026-07-07 04:38:45
AAAA + 2606:4700:3031::ac43:ba4a + 2606:4700:3037::6815:3bf7 − 2606:4700:3030::6815:3bf7 − 2606:4700:3034::ac43:ba4a
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBB6AAgACAN9mbfyypByeRC2FfbB6XfgIO4wrRKInzwJ6R1FBokdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:ba4a,2606:4700:3037::6815:3bf7 − 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBBVQAgACB8rErNpyYbymQGWggG5InLjm8QM2igFNbioWz9s2yADgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3bf7,2606:4700:3034::ac43:ba4a
SOA + serial 2408687937 − serial 2407300834
2026-06-28 15:13:34
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBBVQAgACB8rErNpyYbymQGWggG5InLjm8QM2igFNbioWz9s2yADgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3bf7,2606:4700:3034::ac43:ba4a − 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBBawAgACB/lS+EVQIzFL1E1HnfMG6Xi/y9UGt4XqdM9ZI6CZV0fAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3bf7,2606:4700:3034::ac43:ba4a
2026-06-25 11:35:57
NS + kenneth.ns.cloudflare.com + tani.ns.cloudflare.com
A + 104.21.59.247 + 172.67.186.74
MX + 0 .
AAAA + 2606:4700:3030::6815:3bf7 + 2606:4700:3034::ac43:ba4a
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBBawAgACB/lS+EVQIzFL1E1HnfMG6Xi/y9UGt4XqdM9ZI6CZV0fAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3bf7,2606:4700:3034::ac43:ba4a
SOA + serial 2407300834
DNSSEC + insecure − indeterminate
2026-06-24 08:32:55 no changes
2026-06-21 10:55:13
NS − kenneth.ns.cloudflare.com − tani.ns.cloudflare.com
A − 104.21.59.247 − 172.67.186.74
MX − 0 .
AAAA − 2606:4700:3030::6815:3bf7 − 2606:4700:3034::ac43:ba4a
HTTPS − 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBBIQAgACAvXL2QT1uqHEt1cMWElko2UlrQ0sz0DnrFBwodx/LwRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3bf7,2606:4700:3034::ac43:ba4a
SOA − serial 2407300834
DNSSEC + indeterminate − insecure
2026-06-19 12:16:00
MX + 0 .
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBBIQAgACAvXL2QT1uqHEt1cMWElko2UlrQ0sz0DnrFBwodx/LwRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3bf7,2606:4700:3034::ac43:ba4a − 1 . alpn="h3,h2" ipv4hint=104.21.59.247,172.67.186.74 ech=AEX+DQBBHQAgACDvr0foaUL+kfe8cQ/jzRqJm9WG78Sy1RChao5wzEe6ewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3bf7,2606:4700:3034::ac43:ba4a
SOA + serial 2407300834 − serial 2405051362
2026-06-18 04:10:11 no changes
2026-06-18 04:03:39 baseline 2 NS · 2 A · 2 AAAA · 1 HTTPS · serial 2405051362 · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 11 scans). Click a timestamp to view that full snapshot.

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