fourforum.de - robtex.com

fourforum.de

DNSSEC⚠️ Not signed
A2a02:420:0:8::2400🇩🇪 NETBUILD-AS2a02:420::/29 Net-Build GmbH Alfred-Nobel-Allee 38 66793 Saarwellingen Germany
PTRhosting2026.nbgo.de
A185.146.238.90🇩🇪 NETBUILD-AS185.146.236.0/22 Net-Build GmbH Alfred-Nobel-Allee 38 66793 Saarwellingen Germany
NSsec-dns01.nbgo.de ⭐
A2a02:420:0:10::2🇩🇪 NETBUILD-AS2a02:420::/29 Net-Build GmbH Alfred-Nobel-Allee 38 66793 Saarwellingen Germany
A185.146.238.254🇩🇪 NETBUILD-AS185.146.236.0/22 Net-Build GmbH Alfred-Nobel-Allee 38 66793 Saarwellingen Germany
NSpri-h2026.nbgo.de
A2a02:420:0:8::2400🇩🇪 NETBUILD-AS2a02:420::/29 Net-Build GmbH Alfred-Nobel-Allee 38 66793 Saarwellingen Germany
PTRhosting2026.nbgo.de
A185.146.238.90🇩🇪 NETBUILD-AS185.146.236.0/22 Net-Build GmbH Alfred-Nobel-Allee 38 66793 Saarwellingen Germany
PTRhosting2026.nbgo.de
MXmail.fourforum.de ⭐
A2a02:420:0:8::2400🇩🇪 NETBUILD-AS2a02:420::/29 Net-Build GmbH Alfred-Nobel-Allee 38 66793 Saarwellingen Germany
PTRhosting2026.nbgo.de
A185.146.238.90🇩🇪 NETBUILD-AS185.146.236.0/22 Net-Build GmbH Alfred-Nobel-Allee 38 66793 Saarwellingen Germany
PTRhosting2026.nbgo.de
TXTv=spf1 +a +mx +a:hosting2026.nbgo.de -all
SOAsec-dns01.nbgo.degereon@keyster.de 2026-01-10 #1

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=1775024433

Subdomains

mail.fourforum.de

Same first word

fourforum.de

Similar names

forumforu.net
forumforu.com

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSpri-h2026.nbgo.desec-dns01.nbgo.dens1.net-server.dens2.net-server.deMXmail.fourforum.deA185.146.238.902a02:420:0:8::240087.237.121.13687.237.122.97
○NSns1.net-server.de2015-07-04 → 2018-07-04 · 4 obs
● 2015-07-04 07:32:52
● 2018-07-04 22:33:18
○ 2026-02-19 09:30:52
○ 2026-04-01 06:28:18
○NSns2.net-server.de2015-07-04 → 2018-07-04 · 4 obs
● 2015-07-04 07:32:52
● 2018-07-04 22:33:18
○ 2026-02-19 09:30:52
○ 2026-04-01 06:28:18
●NSpri-h2026.nbgo.de2026-02-19 → 2026-04-01 · 3 obs
○ 2018-07-04 22:33:18
● 2026-02-19 09:30:52
● 2026-04-01 06:28:18
●NSsec-dns01.nbgo.de2026-02-19 → 2026-04-01 · 3 obs
○ 2018-07-04 22:33:18
● 2026-02-19 09:30:52
● 2026-04-01 06:28:18
●MXmail.fourforum.de2015-07-04 → 2026-04-01 · 2 obs
● 2015-07-04 07:32:52
● 2026-04-01 06:28:18
●A185.146.238.902026-02-19 → 2026-04-01 · 3 obs
○ 2018-07-04 22:33:18
● 2026-02-19 09:30:52
● 2026-04-01 06:28:18
●A2a02:420:0:8::24002026-02-19 → 2026-04-01 · 3 obs
○ 2018-07-04 22:33:18
● 2026-02-19 09:30:52
● 2026-04-01 06:28:18
○A87.237.121.1362015-07-04 → 2017-01-01 · 4 obs
● 2015-07-04 07:32:52
● 2017-01-01 10:50:24
○ 2018-07-04 22:33:18
○ 2026-04-01 06:28:18
○A87.237.122.972018-07-04 → 2018-07-04 · 4 obs
○ 2017-01-01 10:50:24
● 2018-07-04 22:33:18
○ 2026-02-19 09:30:52
○ 2026-04-01 06:28:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
def.nic.de, z.nic.de, a.nic.de-
fourforum.depri-h2026.nbgo.de, sec-dns01.nbgo.de-

✅ Authoritative Response

Server:185.146.238.90

NS records: pri-h2026.nbgo.de, sec-dns01.nbgo.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fourforum.de (unsigned zone)

⏱️ Timing

Total: 907ms | Queries: -

📄 Records

TypeCountSample Data
A1185.146.238.90
AAAA12a02:420:0:8::2400
NS2pri-h2026.nbgo.de, sec-dns01.nbgo.de
MX1mail.fourforum.de (pri: 10)
TXT1v=spf1 +a +mx +a:hosting2026.nbgo.de -al
SOA1sec-dns01.nbgo.de gereon.keyster.de

Analysis

Hierarchy

fourforum.de is the parent of mail.fourforum.de.

IP Addresses

fourforum.de points to two IPs: 2a02:420:0:8::2400 and 185.146.238.90.

Other host names including mail.kh500.de, mail.4-4-ever.de, keyster.eu, kh500.de and librane.de share IP numbers with fourforum.de.

Name Servers

fourforum.de's delegation uses two name servers, pri-h2026.nbgo.de and sec-dns01.nbgo.de.

fourforum.de shares the same name server setup as other domains, for example keyster.eu, kh500.de, librane.de, 4-4-ever.de and cb450.de.

fourforum.de at least partially shares name servers with other domains, including inklusion-in-sachsen.de, vincafe.de, paramap.de, dslschufafrei.de and spielart-laucha.de.

These name servers are typically used together with the name servers pri-h01.nbgo.de, pri-h2011.nbgo.de, pri-h04.nbgo.de, gate.scgateway.de, pri-h05.nbgo.de, pri-h10.nbgo.de, pri-h03.nbgo.de, pri-h2023.nbgo.de, pri-r01.nbgo.de and pri-h08.nbgo.de.

Host names with two IPs:

pri-h2026.nbgo.de points to: 2a02:420:0:8::2400 and 185.146.238.90

sec-dns01.nbgo.de points to: 2a02:420:0:10::2 and 185.146.238.254

Mail Servers

fourforum.de is handled by a single mail server, mail.fourforum.de.

mail.fourforum.de points to two IPs: 2a02:420:0:8::2400 and 185.146.238.90.