system-bau.immo - robtex.com

system-bau.immo

DNSSEC⚠️ Not signed
A2001:8d8:100f:f000::200🇩🇪 IONOS-AS2001:8d8::/32 DE-IONOS-20020910
PTR2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com
A217.160.0.3🇩🇪 IONOS-AS217.160.0.0/16 IONOS-PA-3
NSns-de.1and1-dns.de ⭐
A2001:8d8:fe:53:0:d9a0:5001:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns-de.1and1-dns.de
A217.160.80.1🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns-de.1and1-dns.de
NSns-de.1and1-dns.biz
A2001:8d8:fe:53:0:d9a0:5101:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns-de.1and1-dns.biz
A217.160.81.1🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns-de.1and1-dns.biz
NSns-de.1and1-dns.com
A2001:8d8:fe:53:0:d9a0:5201:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns-de.1and1-dns.com
A217.160.82.1🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns-de.1and1-dns.com
NSns-de.1and1-dns.org
A2001:8d8:fe:53:0:d9a0:5301:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns-de.1and1-dns.org
A217.160.83.1🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns-de.1and1-dns.org
MXmx00.ionos.de ⭐
A212.227.15.41🇩🇪 IONOS-AS212.227.0.0/16 IONOS-PA-2
PTRmx00.kundenserver.de
MXmx01.ionos.de ⭐
A217.72.192.67🇩🇪 IONOS-AS217.72.192.0/20 Web.de
PTRmx01.kundenserver.de
TXTv=spf1 include:_spf-eu.ionos.com ~all
SOAns-de.1and1-dns.dehostmaster@kundenserver.de 2016-07-19 #7

immo

DNSSEC🔒 Signed (DS record present)
NSv0n0.nic.immo ⭐
NSv0n1.nic.immo
NSv0n2.nic.immo
NSv0n3.nic.immo
NSv2n0.nic.immo
NSv2n1.nic.immo
SOAv0n0.nic.immohostmaster@donuts.email serial=1774806577

Same first word

system-bau.it
system-bau.at
system-bau.biz
system-bau.info
system-bau.de
system-bau.com
system-bau.org
system-bau.immo
system-bau.net

Similar names

bau-system.at
bau-system.de
bau-system.com

DNS History

12 records (8 active, 4 former)

2017201820192020202120222023202420252026NSns-de.1and1-dns.bizns-de.1and1-dns.comns-de.1and1-dns.dens-de.1and1-dns.orgMXmx00.ionos.demx01.ionos.demx00.kundenserver.demx01.kundenserver.deA2001:8d8:100f:f000::200217.160.0.32001:8d8:1001:2018:f988:1fbc:a36b:d83c217.160.122.198
●NSns-de.1and1-dns.biz2016-12-10 → 2026-03-29 · 2 obs
● 2016-12-10 22:45:56
● 2026-03-29 18:04:02
●NSns-de.1and1-dns.com2016-12-10 → 2026-03-29 · 2 obs
● 2016-12-10 22:45:56
● 2026-03-29 18:04:02
●NSns-de.1and1-dns.de2016-12-10 → 2026-03-29 · 2 obs
● 2016-12-10 22:45:56
● 2026-03-29 18:04:02
●NSns-de.1and1-dns.org2016-12-10 → 2026-03-29 · 2 obs
● 2016-12-10 22:45:56
● 2026-03-29 18:04:02
●MXmx00.ionos.de2026-02-14 → 2026-03-29 · 3 obs
○ 2018-05-24 04:21:20
● 2026-02-14 20:11:38
● 2026-03-29 18:04:02
○MXmx00.kundenserver.de2016-12-10 → 2018-05-24 · 4 obs
● 2016-12-10 22:45:56
● 2018-05-24 04:21:20
○ 2026-02-14 20:11:38
○ 2026-03-29 18:04:02
●MXmx01.ionos.de2026-02-14 → 2026-03-29 · 3 obs
○ 2018-05-24 04:21:20
● 2026-02-14 20:11:38
● 2026-03-29 18:04:02
○MXmx01.kundenserver.de2016-12-10 → 2018-05-24 · 4 obs
● 2016-12-10 22:45:56
● 2018-05-24 04:21:20
○ 2026-02-14 20:11:38
○ 2026-03-29 18:04:02
○A2001:8d8:1001:2018:f988:1fbc:a36b:d83c2016-12-10 → 2026-02-14 · 4 obs
● 2016-12-10 22:45:56
● 2026-02-14 20:11:38
○ 2026-03-27 04:59:02
○ 2026-03-29 18:04:02
●A2001:8d8:100f:f000::2002026-03-27 → 2026-03-29 · 3 obs
○ 2026-02-14 20:11:38
● 2026-03-27 04:59:02
● 2026-03-29 18:04:02
●A217.160.0.32026-03-27 → 2026-03-29 · 3 obs
○ 2026-02-14 20:11:38
● 2026-03-27 04:59:02
● 2026-03-29 18:04:02
○A217.160.122.1982016-12-10 → 2026-02-14 · 4 obs
● 2016-12-10 22:45:56
● 2026-02-14 20:11:38
○ 2026-03-27 04:59:02
○ 2026-03-29 18:04:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
immov0n0.nic.immo, v0n1.nic.immo, v2n0.nic.immo, v0n3.nic.immo...12 records
system-bau.immons-de.1and1-dns.de, ns-de.1and1-dns.com, ns-de.1and1-dns.biz, ns-de.1and1-dns.org-

✅ Authoritative Response

Server:217.160.82.1

NS records: ns-de.1and1-dns.de, ns-de.1and1-dns.com, ns-de.1and1-dns.biz, ns-de.1and1-dns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for system-bau.immo (unsigned zone)

⏱️ Timing

Total: 618ms | Queries: -

📄 Records

TypeCountSample Data
A1217.160.0.3
AAAA12001:8d8:100f:f000::200
NS4ns-de.1and1-dns.biz, ns-de.1and1-dns.com...
MX2mx00.ionos.de (pri: 10), mx01.ionos.de (pri: 10)
TXT1v=spf1 include:_spf-eu.ionos.com ~all
SOA1ns-de.1and1-dns.de hostmaster.kundenserv

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v2n1.nic.immo, v2n0.nic.immo, v0n3.nic.immo...)

Analysis

IP Addresses

system-bau.immo resolves to two IP numbers: 2001:8d8:100f:f000::200 and 217.160.0.3.

other host names including dunne.nl, mumi.at, terra-plant.de, herges-manufaktur.de and physiozentrum.eu share IP numbers with system-bau.immo.

Name Servers

system-bau.immo is delegated to four name servers: ns-de.1and1-dns.biz, ns-de.1and1-dns.com, ns-de.1and1-dns.de and ns-de.1and1-dns.org.

system-bau.immo at least partially shares name servers with other domains, for instance hotsmile.dentist, alphatec.gmbh, mjr.support, zhik.de and hawo.com.cn.

Host names with two IP numbers:

ns-de.1and1-dns.biz points to 2001:8d8:fe:53:0:d9a0:5101:100 and 217.160.81.1; ns-de.1and1-dns.com points to 2001:8d8:fe:53:0:d9a0:5201:100 and 217.160.82.1; ns-de.1and1-dns.de points to 2001:8d8:fe:53:0:d9a0:5001:100 and 217.160.80.1; ns-de.1and1-dns.org points to 2001:8d8:fe:53:0:d9a0:5301:100 and 217.160.83.1.

Mail Servers

Two mail servers handle system-bau.immo: mx00.ionos.de and mx01.ionos.de.

system-bau.immo shares the same mail server setup as other domains, for instance exaland.de, weblife24.com, lacolor.de, music-inside.net and ulriksander.de.

system-bau.immo shares mail servers with other domains to some extent, for instance hypnose-frankfurt.com.

Host names with one IP number:

mx00.ionos.de points to 212.227.15.41

mx01.ionos.de points to 217.72.192.67