biontainer.dk
📜 DNS record history  ·  ← Current records
📜 Record History4 scans · 14 changes
Scanned AtChanges since previous scan
2026-09-01 03:44:05 no changes
2026-06-25 22:33:36
NS + ns.udag.de + ns.udag.net + ns.udag.org
A + 89.31.143.90
MX + 10 mx00.udag.de + 20 mx01.udag.de
TXT + v=spf1 include:_smtp.udag.de ~all
SOA + serial 2023121509
DMARC + v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
DNSSEC + insecure − indeterminate
2026-06-21 16:28:58
NS − ns.udag.de − ns.udag.net − ns.udag.org
A − 89.31.143.90
MX − 10 mx00.udag.de − 20 mx01.udag.de
TXT − v=spf1 include:_smtp.udag.de ~all
SOA − serial 2023121509
DMARC − v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com
DNSSEC + indeterminate − insecure
2026-06-16 14:38:31 baseline 3 NS · 1 A · 2 MX · 1 TXT · serial 2023121509 · DMARC · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 4 scans). Click a timestamp to view that full snapshot.

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