bookboon.dk
📜 DNS record history  ·  ← Current records
📜 Record History8 scans · 6 changes
Scanned AtChanges since previous scan
2026-08-27 23:13:44 no changes
2026-07-02 16:59:48 no changes
2026-06-23 02:08:39
NS + ns-1352.awsdns-41.org + ns-160.awsdns-20.com + ns-1840.awsdns-38.co.uk + ns-913.awsdns-50.net
SOA + serial 1
DNSSEC + insecure − indeterminate
2026-06-22 23:08:29
NS − ns-1352.awsdns-41.org − ns-160.awsdns-20.com − ns-1840.awsdns-38.co.uk − ns-913.awsdns-50.net
SOA − serial 1
DNSSEC + indeterminate − insecure
2026-06-21 18:05:41 no changes
2026-06-20 17:10:17 no changes
2026-06-20 16:15:24 no changes
2026-06-16 15:55:08 baseline 4 NS · serial 1 · DNSSEC insecure

Each row compares a scan to the one before it. “baseline” is the oldest scan in the window (last 8 scans). Click a timestamp to view that full snapshot.

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