blue-tech.dk
📜 DNS record history  ·  ← Current records
📜 Record History8 scans · 14 changes
Scanned AtChanges since previous scan
2026-08-20 17:45:18 no changes
2026-07-01 19:33:49
NS + ns1.simply.com + ns2.simply.com + ns3.simply.com
A + 185.20.205.53
MX + 0 bluetech-dk01b.mail.protection.outlook.com
TXT + v=spf1 ip4:89.184.152.134 ip4:212.37.152.72 include:spf.protection.outlook.com include:spf.eu.exclaimer.net -all
SOA + serial 2025123009
DMARC + v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;
DNSSEC + insecure − indeterminate
2026-06-24 13:53:35
NS − ns1.simply.com − ns2.simply.com − ns3.simply.com
A − 185.20.205.53
MX − 0 bluetech-dk01b.mail.protection.outlook.com
TXT − v=spf1 ip4:89.184.152.134 ip4:212.37.152.72 include:spf.protection.outlook.com include:spf.eu.exclaimer.net -all
SOA − serial 2025123009
DMARC − v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com;
DNSSEC + indeterminate − insecure
2026-06-19 14:17:29 no changes
2026-06-16 15:16:17 no changes
2026-06-16 15:08:09 no changes
2026-06-16 15:04:01 no changes
2026-06-16 15:00:43 baseline 3 NS · 1 A · 1 MX · 1 TXT · serial 2025123009 · 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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