r-tec.dk
📜 DNS record history  ·  ← Current records
📜 Record History6 scans · 24 changes
Scanned AtChanges since previous scan
2026-07-28 21:08:43 no changes
2026-06-25 16:29:42
NS + ns01.one.com + ns02.one.com
A + 212.237.249.12
MX + 0 rtec-dk0c.mail.protection.outlook.com
TXT + MS=ms90699601 + v=spf1 include:spf.protection.outlook.com -all
SOA + serial 2026041201
DNSSEC + secure − indeterminate
2026-06-23 18:41:30
NS − ns01.one.com − ns02.one.com
A − 212.237.249.12
MX − 0 rtec-dk0c.mail.protection.outlook.com
TXT − MS=ms90699601 − v=spf1 include:spf.protection.outlook.com -all
SOA − serial 2026041201
DNSSEC + indeterminate − secure
2026-06-22 12:59:41
NS + ns01.one.com + ns02.one.com
A + 212.237.249.12
MX + 0 rtec-dk0c.mail.protection.outlook.com
TXT + MS=ms90699601 + v=spf1 include:spf.protection.outlook.com -all
SOA + serial 2026041201
DNSSEC + secure − indeterminate
2026-06-22 08:29:53
NS − ns01.one.com − ns02.one.com
A − 212.237.249.12
MX − 0 rtec-dk0c.mail.protection.outlook.com
TXT − MS=ms90699601 − v=spf1 include:spf.protection.outlook.com -all
SOA − serial 2026041201
DNSSEC + indeterminate − secure
2026-06-17 20:34:43 baseline 2 NS · 1 A · 1 MX · 2 TXT · serial 2026041201 · DNSSEC secure

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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