redtz.dk
📜 DNS record history  ·  ← Current records
📜 Record History11 scans · 21 changes
Scanned AtChanges since previous scan
2026-08-12 02:01:36
TLSA − _25._tcp.mx.spamfilter.io 311 9A25F05F2E322DABDCC9B7A06AB47A2DBD35915415524584EE31ABE8691EC411
SOA + serial 2026081101 − serial 2026080703
2026-08-10 01:21:52
SOA + serial 2026080703 − serial 2026071701
2026-07-20 10:53:58 no changes
2026-07-18 05:33:34
SOA + serial 2026071701 − serial 2026071201
2026-07-15 04:51:46
SOA + serial 2026071201 − serial 2026061201
2026-06-23 06:56:12 no changes
2026-06-21 17:06:47 no changes
2026-06-21 03:33:51
NS + ns01.one.com + ns02.one.com
A + 195.201.240.150
MX + 10 mx.spamfilter.io
TXT + MS=ms26370717 + v=spf1 mx a include:web.shared.mysmtp.com include:emsd1.com ~all
TLSA + _25._tcp.mx.spamfilter.io 311 9A25F05F2E322DABDCC9B7A06AB47A2DBD35915415524584EE31ABE8691EC411
SOA + serial 2026061201
DMARC + v=DMARC1; p=none; rua=mailto:administrator@redtz.dk;
DNSSEC + secure − indeterminate
2026-06-21 00:07:45
NS − ns01.one.com − ns02.one.com
A − 195.201.240.150
MX − 10 mx.spamfilter.io
TXT − MS=ms26370717 − v=spf1 mx a include:web.shared.mysmtp.com include:emsd1.com ~all
TLSA − _25._tcp.mx.spamfilter.io 311 9A25F05F2E322DABDCC9B7A06AB47A2DBD35915415524584EE31ABE8691EC411
SOA − serial 2026061201
DMARC − v=DMARC1; p=none; rua=mailto:administrator@redtz.dk;
DNSSEC + indeterminate − secure
2026-06-20 11:47:43 no changes
2026-06-17 18:13:16 baseline 2 NS · 1 A · 1 MX · 2 TXT · 1 TLSA · serial 2026061201 · DMARC · DNSSEC secure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 11 scans). Click a timestamp to view that full snapshot.

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