rtcas.dk
📜 DNS record history  ·  ← Current records
📜 Record History4 scans · 10 changes
Scanned AtChanges since previous scan
2026-07-02 12:35:11
MX + 10 mail1.c3.sdc-hosting.com + 20 mail1.c1.sdc-hosting.com + 20 mail1.c2.sdc-hosting.com
2026-06-22 03:25:59
NS + ns1.c1.sdc-hosting.com + ns1.c2.sdc-hosting.com + ns1.c3.sdc-hosting.com + ns1.c4.sdc-hosting.com
TXT + v=spf1 mx -all
SOA + serial 59
DNSSEC + insecure − indeterminate
2026-06-21 13:26:02
NS − ns1.c1.sdc-hosting.com − ns1.c2.sdc-hosting.com − ns1.c3.sdc-hosting.com − ns1.c4.sdc-hosting.com
MX − 10 mail1.c3.sdc-hosting.com − 20 mail1.c1.sdc-hosting.com − 20 mail1.c2.sdc-hosting.com
TXT − v=spf1 mx -all
SOA − serial 59
DNSSEC + indeterminate − insecure
2026-06-18 02:26:15 baseline 4 NS · 3 MX · 1 TXT · serial 59 · 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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