rvmsystems.dk
📜 DNS record history  ·  ← Current records
📜 Record History7 scans · 24 changes
Scanned AtChanges since previous scan
2026-08-26 23:58:39
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.90.25,172.67.151.135 ech=AEX+DQBBHQAgACCVKH0tapWKW1aDmmItLE41khRkYqidlTUBnmJguY6hAgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9787,2606:4700:3035::6815:5a19 − 1 . alpn="h3,h2" ipv4hint=104.21.90.25,172.67.151.135 ech=AEX+DQBBUgAgACApX7zJGzc2YT6igXiXwkBCe+2AqFgEbRjVaSzuvIIPbgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9787,2606:4700:3035::6815:5a19
2026-08-12 06:49:54
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.90.25,172.67.151.135 ech=AEX+DQBBUgAgACApX7zJGzc2YT6igXiXwkBCe+2AqFgEbRjVaSzuvIIPbgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9787,2606:4700:3035::6815:5a19 − 1 . alpn="h3,h2" ipv4hint=104.21.90.25,172.67.151.135 ech=AEX+DQBBwAAgACAlFqtLJEkyV4g4uDBVEFLjuOTD6QGNkcvc4saLhyInTAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9787,2606:4700:3035::6815:5a19
SOA + serial 2411974828 − serial 2409487970
2026-07-18 16:31:18
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.90.25,172.67.151.135 ech=AEX+DQBBwAAgACAlFqtLJEkyV4g4uDBVEFLjuOTD6QGNkcvc4saLhyInTAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9787,2606:4700:3035::6815:5a19 − 1 . alpn="h3,h2" ipv4hint=104.21.90.25,172.67.151.135 ech=AEX+DQBBogAgACBP0V4z41o3ZTDwVyZZEUvDZgcE9Z/idhVHveCErWO9SAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9787,2606:4700:3035::6815:5a19
SOA + serial 2409487970 − serial 2406875219
2026-06-26 15:37:51
NS + clayton.ns.cloudflare.com + uma.ns.cloudflare.com
A + 104.21.90.25 + 172.67.151.135
MX + 0 rvmsystems-dk.mail.protection.outlook.com
AAAA + 2606:4700:3030::ac43:9787 + 2606:4700:3035::6815:5a19
TXT + MS=ms70595893 + v=spf1 include:spf.protection.outlook.com -all
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.90.25,172.67.151.135 ech=AEX+DQBBogAgACBP0V4z41o3ZTDwVyZZEUvDZgcE9Z/idhVHveCErWO9SAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9787,2606:4700:3035::6815:5a19
SOA + serial 2406875219
DMARC + v=DMARC1; p=reject; rua=mailto:rua@rvmsystems.com;
DNSSEC + insecure − indeterminate
2026-06-23 06:26:03
NS − clayton.ns.cloudflare.com − uma.ns.cloudflare.com
A − 104.21.90.25 − 172.67.151.135
MX − 0 rvmsystems-dk.mail.protection.outlook.com
AAAA − 2606:4700:3031::6815:5a19 − 2606:4700:3034::ac43:9787
TXT − MS=ms70595893 − v=spf1 include:spf.protection.outlook.com -all
HTTPS − 1 . alpn="h3,h2" ipv4hint=104.21.90.25,172.67.151.135 ech=AEX+DQBBfAAgACBmw0QpofV+SWE2CNQcawlJDazfmzgx8yx3lHcFT62mJgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5a19,2606:4700:3034::ac43:9787
SOA − serial 2406875219
DMARC − v=DMARC1; p=reject; rua=mailto:rua@rvmsystems.com;
DNSSEC + indeterminate − insecure
2026-06-20 06:36:22
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.90.25,172.67.151.135 ech=AEX+DQBBfAAgACBmw0QpofV+SWE2CNQcawlJDazfmzgx8yx3lHcFT62mJgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5a19,2606:4700:3034::ac43:9787 − 1 . alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBEQAgACDI4xqwwmAc0aVdhaScxMRTfCZo1/vM6WMg5h+quY5QUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1
2026-06-17 12:55:44 baseline 2 NS · 2 A · 1 MX · 2 AAAA · 2 TXT · 1 HTTPS · serial 2406875219 · 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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