kursuscenteret.dk
📜 DNS record history  ·  ← Current records
📜 Record History20 scans · 23 changes
Scanned AtChanges since previous scan
2026-09-05 09:34:29
SOA + serial 2013122153 − serial 2013122151
2026-08-30 20:47:02
SOA + serial 2013122151 − serial 2013122150
2026-08-25 10:20:02
SOA + serial 2013122150 − serial 2013122149
2026-08-24 10:01:39
SOA + serial 2013122149 − serial 2013122148
2026-08-19 03:08:36
TXT + O012qF3ZdumG9264WWBcIBDL8i69RXIaso3Gf726TYLKPwOqEWCfv67UjoU36NWWU61fXB9KEU+9hQN41rcg4A== + Teknisk Skole Silkeborg + uvmid=743401 + v=spf1 redirect=_spf.efif.dk
SOA + serial 2013122148 − serial 2013122147
2026-08-17 17:01:01
TXT − O012qF3ZdumG9264WWBcIBDL8i69RXIaso3Gf726TYLKPwOqEWCfv67UjoU36NWWU61fXB9KEU+9hQN41rcg4A== − Teknisk Skole Silkeborg − uvmid=743401 − v=spf1 redirect=_spf.efif.dk
SOA + serial 2013122147 − serial 2013122146
2026-08-14 13:44:19
SOA + serial 2013122146 − serial 2013122145
2026-08-09 21:54:38
SOA + serial 2013122145 − serial 2013122143
2026-08-06 20:08:14
SOA + serial 2013122143 − serial 2013122141
2026-07-27 08:12:29
SOA + serial 2013122141 − serial 2013122140
2026-07-23 06:20:02
SOA + serial 2013122140 − serial 2013122139
2026-07-21 01:40:52
SOA + serial 2013122139 − serial 2013122138
2026-07-15 11:46:15
SOA + serial 2013122138 − serial 2013122136
2026-07-11 17:43:42
SOA + serial 2013122136 − serial 2013122135
2026-07-05 22:56:50
SOA + serial 2013122135 − serial 2013122134
2026-07-04 22:00:46
SOA + serial 2013122134 − serial 2013122133
2026-07-02 11:49:58
SOA + serial 2013122133 − serial 2013122131
DMARC + v=DMARC1; p=reject; pct=100; ruf=mailto:analyze@efif.dk; rua=mailto:64e88d13a948b@dmarc.centerasecurity.com
2026-06-23 15:49:53
SOA + serial 2013122131 − serial 2013122130
DMARC − v=DMARC1; p=reject; pct=100; ruf=mailto:analyze@efif.dk; rua=mailto:64e88d13a948b@dmarc.centerasecurity.com
2026-06-19 00:39:06
SOA + serial 2013122130 − serial 2013122129
2026-06-17 21:26:54 baseline 3 NS · 1 A · 1 MX · 4 TXT · serial 2013122129 · DMARC · DNSSEC secure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 20 scans). Click a timestamp to view that full snapshot.

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