securitybook.de - dns.ninja

securitybook.de

DNSSEC⚠️ Not signed
A188.40.92.90🇩🇪 Hetzner188.40.0.0/16 HETZNER-RZ-FKS-BLK1
PTRstatic.90.92.40.188.clients.your-server.de

de

DNSSEC🔒 Signed (DS record present)
NSf.nic.de ⭐
NSa.nic.de
NSl.de.net ⚠️ Not in parent delegation
NSn.de.net ⚠️ Not in parent delegation
NSs.de.net ⚠️ Not in parent delegation
NSz.nic.de
SOAf.nic.dedns-operations@denic.de serial=1785337547

Subdomains

mail.securitybook.de

Same first word

securitybook.de
securitybook.ru

Similar names

booksecurity.com

DNS History

16 records (1 active, 15 former)

20162017201820192020202120222023202420252026NSns1.fastpark.netns2.fastpark.netns4.speicherzentrum.dens5.speicherzentrum.dens6.speicherzentrum.dens65.1und1.dens66.1und1.deMXmail.h-email.netmail.securitybook.demx00.kundenserver.demx01.kundenserver.deA188.40.92.90104.247.81.99178.254.62.73213.239.217.7482.165.201.88
○NSns1.fastpark.net2026-04-07 → 2026-05-18 · 5 obs
○ 2017-03-28 13:11:48
● 2026-04-07 16:06:46
● 2026-05-18 04:21:04
○ 2026-06-19 06:25:38
○ 2026-07-29 15:36:30
○NSns2.fastpark.net2026-04-07 → 2026-05-18 · 5 obs
○ 2017-03-28 13:11:48
● 2026-04-07 16:06:46
● 2026-05-18 04:21:04
○ 2026-06-19 06:25:38
○ 2026-07-29 15:36:30
○NSns4.speicherzentrum.de2016-03-10 → 2017-03-28 · 5 obs
○ 2015-12-01 12:51:06
● 2016-03-10 02:16:18
● 2017-03-28 13:11:48
○ 2026-04-07 16:06:46
○ 2026-07-29 15:36:30
○NSns5.speicherzentrum.de2016-03-10 → 2017-03-28 · 5 obs
○ 2015-12-01 12:51:06
● 2016-03-10 02:16:18
● 2017-03-28 13:11:48
○ 2026-04-07 16:06:46
○ 2026-07-29 15:36:30
○NSns6.speicherzentrum.de2016-03-10 → 2017-03-28 · 5 obs
○ 2015-12-01 12:51:06
● 2016-03-10 02:16:18
● 2017-03-28 13:11:48
○ 2026-04-07 16:06:46
○ 2026-07-29 15:36:30
○NSns65.1und1.de2015-08-09 → 2015-12-01 · 4 obs
● 2015-08-09 05:24:56
● 2015-12-01 12:51:06
○ 2016-03-10 02:16:18
○ 2026-07-29 15:36:30
○NSns66.1und1.de2015-08-09 → 2015-12-01 · 4 obs
● 2015-08-09 05:24:56
● 2015-12-01 12:51:06
○ 2016-03-10 02:16:18
○ 2026-07-29 15:36:30
○MXmail.h-email.net2026-04-07 → 2026-07-29 · 2 obs
○ 2026-04-07 16:06:46
○ 2026-07-29 15:36:30
○MXmail.securitybook.de2016-03-10 → 2017-03-28 · 5 obs
○ 2015-12-01 12:51:06
● 2016-03-10 02:16:18
● 2017-03-28 13:11:48
○ 2026-04-07 16:06:46
○ 2026-07-29 15:36:30
○MXmx00.kundenserver.de2015-08-09 → 2015-12-01 · 4 obs
● 2015-08-09 05:24:56
● 2015-12-01 12:51:06
○ 2016-03-10 02:16:18
○ 2026-07-29 15:36:30
○MXmx01.kundenserver.de2015-08-09 → 2015-12-01 · 4 obs
● 2015-08-09 05:24:56
● 2015-12-01 12:51:06
○ 2016-03-10 02:16:18
○ 2026-07-29 15:36:30
○A104.247.81.992026-04-07 → 2026-05-18 · 5 obs
○ 2017-03-28 13:11:48
● 2026-04-07 16:06:46
● 2026-05-18 04:21:04
○ 2026-06-19 06:25:38
○ 2026-07-29 15:36:30
○A178.254.62.732016-03-10 → 2016-07-12 · 5 obs
○ 2015-12-01 12:51:06
● 2016-03-10 02:16:18
● 2016-07-12 20:29:14
○ 2017-03-28 13:11:48
○ 2026-07-29 15:36:30
●A188.40.92.902026-06-19 → 2026-07-29 · 3 obs
○ 2026-05-18 04:21:04
● 2026-06-19 06:25:38
● 2026-07-29 15:36:30
○A213.239.217.742017-03-28 → 2017-03-28 · 4 obs
○ 2016-07-12 20:29:14
● 2017-03-28 13:11:48
○ 2026-04-07 16:06:46
○ 2026-07-29 15:36:30
○A82.165.201.882015-08-09 → 2015-12-01 · 4 obs
● 2015-08-09 05:24:56
● 2015-12-01 12:51:06
○ 2016-03-10 02:16:18
○ 2026-07-29 15:36:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dea.nic.de, f.nic.de, z.nic.de-

✅ Authoritative Response

Server:194.246.96.1

NS records: a.nic.de, f.nic.de, z.nic.de

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 791ms | Queries: -

📄 Records

TypeCountSample Data
A1188.40.92.90

Analysis

Hierarchy

mail.securitybook.de is a subdomain of securitybook.de.

IP Addresses

securitybook.de points to a single IP number: 188.40.92.90.

Additional host names — dtov.de, new(0x73686974).de, tpilz.de and two others — share IP numbers with securitybook.de.