cssbook.de - dns.ninja

cssbook.de

DNSSEC⚠️ Not signed
A49.12.90.201🇩🇪 Hetzner49.12.0.0/16 HETZNER-DC
PTRssl.fluxnetz.de
NSa.ns14.net ⭐
A2001:8d8:fe:53:217:160:80:160🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns-ix1.ui-dns.de
A217.160.80.160🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns-ix1.ui-dns.de
NSb.ns14.net
A2001:8d8:fe:53:217:160:81:160🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns-ix1.ui-dns.biz
A217.160.81.160🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns-ix1.ui-dns.biz
NSc.ns14.net
A2607:f1c0:fe:53:185:132:35:160🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns-ix1.ui-dns.org
A185.132.35.160🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns-ix1.ui-dns.org
NSd.ns14.net
A2607:f1c0:fe:53:185:132:34:160🇺🇸 IONOS-ANYCAST2607:f1c0:fe::/47 AS8560 global anycast services (more specific) 1&1 IONOS Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRns-ix1.ui-dns.com
A185.132.34.160🇩🇪 IONOS-ANYCAST185.132.32.0/22 IONOS DNSAS (eBGP DNS)
PTRns-ix1.ui-dns.com
MXssl.fluxnetz.de ⭐
A49.12.90.201🇩🇪 Hetzner49.12.0.0/16 HETZNER-DC
PTRssl.fluxnetz.de
TXTv=spf1 ip4:49.12.90.201 ip4:49.12.90.199 ip4:176.9.136.229 ip4:176.9.136.227 ...
SOAa.ns14.netdomains@fluxnetz.de 2022-04-19 #0

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=1782622467

Same first word

cssbook.pk
cssbook.net
cssbook.de
cssbook.com
cssbook.ru

Similar names

scbooks.com.tw
scbooks.com
csbooks.com
bookcss.com
sscbook.com
scbooks.org

DNS History

10 records (6 active, 4 former)

20162017201820192020202120222023202420252026NSa.ns14.netb.ns14.netc.ns14.netd.ns14.netMXssl.fluxnetz.demail.cssbook.deA49.12.90.201176.9.136.2272a01:4f8:160:10e2::25.9.203.236
●NSa.ns14.net2015-06-26 → 2026-06-28 · 2 obs
● 2015-06-26 15:08:14
● 2026-06-28 05:21:06
●NSb.ns14.net2015-06-26 → 2026-06-28 · 2 obs
● 2015-06-26 15:08:14
● 2026-06-28 05:21:06
●NSc.ns14.net2015-06-26 → 2026-06-28 · 2 obs
● 2015-06-26 15:08:14
● 2026-06-28 05:21:06
●NSd.ns14.net2015-06-26 → 2026-06-28 · 2 obs
● 2015-06-26 15:08:14
● 2026-06-28 05:21:06
○MXmail.cssbook.de2015-06-26 → 2017-02-03 · 4 obs
● 2015-06-26 15:08:14
● 2017-02-03 01:53:34
○ 2026-04-14 00:57:26
○ 2026-06-28 05:21:06
●MXssl.fluxnetz.de2026-04-14 → 2026-06-28 · 3 obs
○ 2017-02-03 01:53:34
● 2026-04-14 00:57:26
● 2026-06-28 05:21:06
○A176.9.136.2272015-06-26 → 2015-11-04 · 4 obs
● 2015-06-26 15:08:14
● 2015-11-04 15:31:08
○ 2016-02-03 09:51:42
○ 2026-06-28 05:21:06
○A2a01:4f8:160:10e2::22015-06-26 → 2017-02-03 · 4 obs
● 2015-06-26 15:08:14
● 2017-02-03 01:53:34
○ 2026-04-14 00:57:26
○ 2026-06-28 05:21:06
●A49.12.90.2012026-04-14 → 2026-06-28 · 3 obs
○ 2017-02-03 01:53:34
● 2026-04-14 00:57:26
● 2026-06-28 05:21:06
○A5.9.203.2362016-02-03 → 2017-02-03 · 5 obs
○ 2015-11-04 15:31:08
● 2016-02-03 09:51:42
● 2017-02-03 01:53:34
○ 2026-04-14 00:57:26
○ 2026-06-28 05:21:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
def.nic.de, a.nic.de, z.nic.de-
cssbook.dea.ns14.net, d.ns14.net, c.ns14.net, b.ns14.net-

✅ Authoritative Response

Server:217.160.80.160

NS records: a.ns14.net, d.ns14.net, c.ns14.net, b.ns14.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cssbook.de (unsigned zone)

⏱️ Timing

Total: 3766ms | Queries: -

📄 Records

TypeCountSample Data
A149.12.90.201
NS4b.ns14.net, a.ns14.net...
MX1ssl.fluxnetz.de (pri: 100)
TXT1v=spf1 ip4:49.12.90.201 ip4:49.12.90.199
SOA1a.ns14.net domains.fluxnetz.de

Analysis

IP Addresses

cssbook.de points to a single IP number: 49.12.90.201.

Additional host names — bricklore.de, ssl.fluxnetz.de, euiva.de and two others — share IP numbers with cssbook.de.

Name Servers

cssbook.de has four authoritative name servers: a.ns14.net, b.ns14.net, c.ns14.net and d.ns14.net.

cssbook.de has at least partial name server overlap with other domains, such as bulgariatravel.de, internet-auktionen-professionell.com, gbstb.de and two others.

It is common to see these name servers used together with name servers ns1.circular.net and ns2.circular.net.

a.ns14.net, b.ns14.net, c.ns14.net and d.ns14.net all point to exactly two IP numbers each: a.ns14.net → 217.160.80.160 and 2001:8d8:fe:53:217:160:80:160; b.ns14.net → 217.160.81.160 and 2001:8d8:fe:53:217:160:81:160; c.ns14.net → 185.132.35.160 and 2607:f1c0:fe:53:185:132:35:160; d.ns14.net → 185.132.34.160 and 2607:f1c0:fe:53:185:132:34:160.

Mail Servers

cssbook.de has one mail server: ssl.fluxnetz.de.

cssbook.de shares the same mail server setup as other domains, including fluxnetz.com, bricklore.de, euiva.de and two others.

ssl.fluxnetz.de points to one IP number — 49.12.90.201.