sysimprove.dk
📜 DNS record history  ·  ← Current records
📜 Record History6 scans · 25 changes
Scanned AtChanges since previous scan
2026-08-21 15:36:15
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.67.107,172.67.221.96 ech=AEX+DQBBTwAgACDG9MCGOkzsTijIgr+UD6/xJ/bySg+zEs2CM6qYbIl9BgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:436b,2606:4700:3036::ac43:dd60 − 1 . alpn="h3,h2" ipv4hint=104.21.67.107,172.67.221.96 ech=AEX+DQBBugAgACApKPHC49Fy83jNkeMQ+ENenF6KW5qQOPGNcOcAIIkIEAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:436b,2606:4700:3036::ac43:dd60
SOA + serial 2412756687 − serial 2411736004
2026-08-09 13:39:06
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.67.107,172.67.221.96 ech=AEX+DQBBugAgACApKPHC49Fy83jNkeMQ+ENenF6KW5qQOPGNcOcAIIkIEAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:436b,2606:4700:3036::ac43:dd60 − 1 . alpn="h3,h2" ipv4hint=104.21.67.107,172.67.221.96 ech=AEX+DQBBFgAgACBwRimQJ/jLhGPXdXsNphsNJoIGwS/Fu+yHsbRy9w0EbAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:436b,2606:4700:3036::ac43:dd60
SOA + serial 2411736004 − serial 2410848037
2026-08-02 02:01:52
AAAA + 2606:4700:3036::ac43:dd60 − 2606:4700:3035::ac43:dd60
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.67.107,172.67.221.96 ech=AEX+DQBBFgAgACBwRimQJ/jLhGPXdXsNphsNJoIGwS/Fu+yHsbRy9w0EbAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:436b,2606:4700:3036::ac43:dd60 − 1 . alpn="h3,h2" ipv4hint=104.21.67.107,172.67.221.96 ech=AEX+DQBBSAAgACCOApx+y3HkBBLU7e54bmekbLMY/8udBNfIuQpUNaPYQgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:436b,2606:4700:3035::ac43:dd60
SOA + serial 2410848037 − serial 2407655523
2026-06-27 21:16:33
NS + chan.ns.cloudflare.com + woz.ns.cloudflare.com
A + 104.21.67.107 + 172.67.221.96
MX + 10 mail.sysimprove.dk
AAAA + 2606:4700:3035::6815:436b + 2606:4700:3035::ac43:dd60
TXT + v=spf1 include:eu.mailgun.org ~all
HTTPS + 1 . alpn="h3,h2" ipv4hint=104.21.67.107,172.67.221.96 ech=AEX+DQBBSAAgACCOApx+y3HkBBLU7e54bmekbLMY/8udBNfIuQpUNaPYQgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:436b,2606:4700:3035::ac43:dd60
SOA + serial 2407655523
DMARC + v=DMARC1; p=none; rua=mailto:0f6bea0e7eb24c54b7f10c99e7e62863@dmarc-reports.cloudflare.net
DNSSEC + insecure − indeterminate
2026-06-24 14:00:11
NS − chan.ns.cloudflare.com − woz.ns.cloudflare.com
A − 188.114.96.1 − 188.114.97.1
MX − 10 mail.sysimprove.dk
AAAA − 2606:4700:3035::6815:436b − 2606:4700:3035::ac43:dd60
TXT − v=spf1 include:eu.mailgun.org ~all
HTTPS − 1 . alpn="h3,h2" ipv4hint=104.21.67.107,172.67.221.96 ech=AEX+DQBBEQAgACDI4xqwwmAc0aVdhaScxMRTfCZo1/vM6WMg5h+quY5QUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:436b,2606:4700:3035::ac43:dd60
SOA − serial 2406575589
DMARC − v=DMARC1; p=none; rua=mailto:0f6bea0e7eb24c54b7f10c99e7e62863@dmarc-reports.cloudflare.net
DNSSEC + indeterminate − insecure
2026-06-17 12:11:15 baseline 2 NS · 2 A · 1 MX · 2 AAAA · 1 TXT · 1 HTTPS · serial 2406575589 · DMARC · 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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