CF1758904238578-tsm20250926081218

IPLIST.NET - it-first.de

Search for IP or hostnames:

it-first.de checked at 2025-09-26T16:30:38.545Z 316ms 109/109/109 100% R:19

it-first.de

NSns1.domainoffensive.de
A2001:67c:1bc::21 🇦🇹 RcodeZero Anycast DNS
PTRns1.mainns.de
A192.174.68.21🇦🇹 RcodeZero Anycast DNS
PTRns1.mainns.de
NSns2.domainoffensive.de
A2001:67c:10b8::21 🇨🇭 RCODEZERO-ANYCAST-SEC2
PTRns2.mainns.eu
A176.97.158.21🇦🇹 RCODEZERO-ANYCAST-SEC2
PTRns2.mainns.eu
NSns3.domainoffensive.de
A2001:67c:1bc::20 🇦🇹 RcodeZero Anycast DNS
PTRns3.mainns.net
A192.174.68.20🇦🇹 RcodeZero Anycast DNS
PTRns3.mainns.net
MXitfirst-de0e.mail.eo.outlook.com
A2a01:111:f403:ca04:: 🇮🇪 Microsoft
PTRmail-db3pr0202cu00100.inbound.protection.outlook.com
A2a01:111:f403:ca04::4 🇮🇪 Microsoft
PTRmail-db4pr02cu00204.inbound.protection.outlook.com
A2a01:111:f403:ca04::9 🇮🇪 Microsoft
PTRmail-db7pr03cu00601.inbound.protection.outlook.com
A2a01:111:f403:ca04::f 🇮🇪 Microsoft
PTRmail-db7pr03cu00507.inbound.protection.outlook.com
A52.101.68.10🇮🇪 Microsoft
PTRmail-dbbpr03cu00102.inbound.protection.outlook.com
A52.101.68.27🇮🇪 Microsoft
PTRmail-db7pr03cu00503.inbound.protection.outlook.com
A52.101.73.8🇳🇱 Microsoft
PTRmail-am0pr04cu00500.inbound.protection.outlook.com
A52.101.73.16🇳🇱 Microsoft
PTRmail-as2pr05cu00100.inbound.protection.outlook.com
A46.4.74.57🇩🇪 Hetzner
PTRserver1030.dmsolutionsonline.de

de

NSa.nic.de
NSf.nic.de
NSz.nic.de
NSl.de.net
NSn.de.net
NSs.de.net

Up

Starts with same word

Starts similarily

AI analysis

it-first.de is a parent of mail.it-first.de.

it-first.de points to a single IP address: 46.4.74.57.

Other host names such as gruppe91.eu, tonfeld.com, manualedelpavimento.com, mail.villa-kunterbunt-tuebingen.de and mail.watch-and-learn.de share IP numbers with it-first.de.

it-first.de is delegated to three name servers: ns1.domainoffensive.de, ns2.domainoffensive.de and ns3.domainoffensive.de.

At least part of the name servers for it-first.de are shared with other domains, for instance mirko-stojanovic.com, kapital-invest.de, top-call.de, bluest.de and feurigel.de.

These name servers are commonly used alongside ns2.domainoffensive.eu and ns3.domainoffensive.net.

Host names with two IP numbers:

ns1.domainoffensive.de points to 2001:67c:1bc::21 and 192.174.68.21

ns2.domainoffensive.de points to 2001:67c:10b8::21 and 176.97.158.21

ns3.domainoffensive.de points to 2001:67c:1bc::20 and 192.174.68.20

The mail server for it-first.de is itfirst-de0e.mail.eo.outlook.com.

itfirst-de0e.mail.eo.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::4, 2a01:111:f403:ca04::9, 2a01:111:f403:ca04::f, 52.101.68.10, 52.101.68.27, 52.101.73.8 and 52.101.73.16.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

eNvvUyj CF johedugfp 2025-09-26