onback.dk
📜 DNS record history  ·  ← Current records
📜 Record History8 scans · 16 changes
Scanned AtChanges since previous scan
2026-09-02 08:22:16 no changes
2026-07-11 15:51:33
A + 93.191.156.143
TXT + v=spf1 include:spf.protection.outlook.com -all − MS=ms58318355 − v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all
SOA + serial 2026071105 − serial 2024042303
DMARC + v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; − v=DMARC1; p=reject; rua=mailto:dmarcreport@onback.dk; ruf=mailto:dmarcreport@onback.dk; adkim=s; aspf=s;
2026-06-28 11:17:49 no changes
2026-06-25 21:09:22 no changes
2026-06-25 08:51:50 no changes
2026-06-23 13:37:11
NS + ns1.simply.com + ns2.simply.com + ns3.simply.com + ns4.simply.com
MX + 10 onback-dk.mail.protection.outlook.com
TXT + MS=ms58318355 + v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all
SOA + serial 2024042303
DMARC + v=DMARC1; p=reject; rua=mailto:dmarcreport@onback.dk; ruf=mailto:dmarcreport@onback.dk; adkim=s; aspf=s;
DNSSEC + secure − indeterminate
2026-06-22 07:27:08
NS − ns1.simply.com − ns2.simply.com − ns3.simply.com − ns4.simply.com
MX − 10 onback-dk.mail.protection.outlook.com
TXT − MS=ms58318355 − v=spf1 include:spf.protection.outlook.com include:spf.simply.com -all
SOA − serial 2024042303
DMARC − v=DMARC1; p=reject; rua=mailto:dmarcreport@onback.dk; ruf=mailto:dmarcreport@onback.dk; adkim=s; aspf=s;
DNSSEC + indeterminate − secure
2026-06-18 06:14:59 baseline 4 NS · 1 MX · 2 TXT · serial 2024042303 · DMARC · DNSSEC secure

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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