rtcu.dk
📜 DNS record history  ·  ← Current records
📜 Record History7 scans · 19 changes
Scanned AtChanges since previous scan
2026-09-01 11:18:47 no changes
2026-07-19 16:26:39
A + 5.186.32.148 − 78.157.104.240
SOA + serial 2025082935 − serial 2025082934
2026-07-18 09:20:14
A + 78.157.104.240 − 5.186.32.148
SOA + serial 2025082934 − serial 2025082933
2026-07-16 08:41:18
SOA + serial 2025082933 − serial 2025082931
2026-06-27 13:13:31
NS + ns1.dns.services + ns2.dns.services + ns3.dns.services
A + 5.186.32.148
MX + 1 SMTP.GOOGLE.COM
TXT + v=spf1 include:_spf.google.com ~all
SOA + serial 2025082931
DMARC + v=DMARC1; p=none;sp=reject;pct=100;adkim=r;aspf=r;ri=3600;rua=mailto:admin@rtcu.dk
DNSSEC + secure − indeterminate
2026-06-23 15:00:42
NS − ns1.dns.services − ns2.dns.services − ns3.dns.services
A − 5.186.32.148
MX − 1 SMTP.GOOGLE.COM
TXT − v=spf1 include:_spf.google.com ~all
SOA − serial 2025082931
DMARC − v=DMARC1; p=none;sp=reject;pct=100;adkim=r;aspf=r;ri=3600;rua=mailto:admin@rtcu.dk
DNSSEC + indeterminate − secure
2026-06-18 03:00:53 baseline 3 NS · 1 A · 1 MX · 1 TXT · serial 2025082931 · DMARC · DNSSEC secure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 7 scans). Click a timestamp to view that full snapshot.

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