op-tech.dk
📜 DNS record history  ·  ← Current records
📜 Record History14 scans · 23 changes
Scanned AtChanges since previous scan
2026-08-27 14:55:51
SOA + serial 2026082701 − serial 2026081902
2026-08-20 00:14:21
SOA + serial 2026081902 − serial 2026081803
2026-08-18 23:37:20
SOA + serial 2026081803 − serial 2026072701
2026-08-10 15:18:32 no changes
2026-08-07 00:48:20
SOA + serial 2026072701 − serial 2026070401
2026-07-06 06:16:28
SOA + serial 2026070401 − serial 2026062601
2026-06-29 01:06:48 no changes
2026-06-27 13:09:18
SOA + serial 2026062601 − serial 2026061905
DNSSEC + secure − indeterminate
2026-06-26 03:54:35
DNSSEC + indeterminate − secure
2026-06-24 19:25:46
NS + ns01.one.com + ns02.one.com
A + 77.111.240.176
MX + 0 optech-dk0e.mail.protection.outlook.com
AAAA + 2a02:2350:5:102:8084:b0a8:c840:f9fe
TXT + MS=ms44516434 + v=spf1 include:spf.protection.outlook.com -all
SOA + serial 2026061905
DNSSEC + secure − indeterminate
2026-06-24 12:49:32
NS − ns01.one.com − ns02.one.com
A − 77.111.240.176
MX − 0 optech-dk0e.mail.protection.outlook.com
AAAA − 2a02:2350:5:102:8084:b0a8:c840:f9fe
TXT − MS=ms44516434 − v=spf1 include:spf.protection.outlook.com -all
SOA − serial 2026061905
DNSSEC + indeterminate − secure
2026-06-20 02:10:20
SOA + serial 2026061905 − serial 2026060708
2026-06-18 16:38:37 no changes
2026-06-17 15:20:58 baseline 2 NS · 1 A · 1 MX · 1 AAAA · 2 TXT · serial 2026060708 · DNSSEC secure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 14 scans). Click a timestamp to view that full snapshot.

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