CF1761248568979-tsm20251017082432

WWW.RTSAK.COM - 3u-dcs.de

Search for IP or hostnames:

3u-dcs.de checked at 2025-10-23T19:42:48.967Z 368ms 93/93/93 100% R:24

3u-dcs.de

NSns1.3u.net
A2a05:8e40:0:2::3:42 🇩🇪 3U TELECOM GmbH
A81.209.159.254🇩🇪 3U TELECOM GmbH
PTRns1.3u.net
NSns2.3u.net
A2a05:8e40:0:2::3:52 🇩🇪 3U TELECOM GmbH
A83.125.107.34🇩🇪 3U TELECOM GmbH
PTRns2.3u.net
MX3udcs-de0e.mail.protection.outlook.com
A2a01:111:f403:ca04::c 🇮🇪 Microsoft
PTRmail-db9pr02cu00204.inbound.protection.outlook.com
A2a01:111:f403:ca09::4 🇳🇱 Microsoft
PTRmail-am0pr04cu00504.inbound.protection.outlook.com
A2a01:111:f403:ca09::7 🇳🇱 Microsoft
PTRmail-am9pr04cu00107.inbound.protection.outlook.com
A2a01:111:f403:ca09::a 🇳🇱 Microsoft
PTRmail-as8pr05cu00202.inbound.protection.outlook.com
A52.101.68.15🇮🇪 Microsoft
PTRmail-db6pr03cu00107.inbound.protection.outlook.com
A52.101.68.25🇮🇪 Microsoft
PTRmail-db8pr02cu00101.inbound.protection.outlook.com
A52.101.73.12🇳🇱 Microsoft
PTRmail-am4pr0401cu00104.inbound.protection.outlook.com
A52.101.73.28🇳🇱 Microsoft
PTRmail-am7pr05cu00204.inbound.protection.outlook.com
A185.82.85.146🇩🇪 3U TELECOM GmbH

de

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

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AI analysis

3u-dcs.de is a parent of ns-auth02.3u-dcs.de and ns-auth01.3u-dcs.de.

3u-dcs.de resolves to one IP number: 185.82.85.146.

3u-dcs.de is delegated to two name servers ns1.3u.net and ns2.3u.net.

3u-dcs.de shares the same name server setup as other domains, for instance 151.209.81.in-addr.arpa, 3u-energy.de, 218.239.80.in-addr.arpa, fussbodenheizung-online.de and exacor.de.

Host names with two IP numbers:

The host name ns1.3u.net points to 2a05:8e40:0:2::3:42 and 81.209.159.254; the host name ns2.3u.net points to 2a05:8e40:0:2::3:52 and 83.125.107.34.

3u-dcs.de is handled by a single mail server, 3udcs-de0e.mail.protection.outlook.com.

Host 3udcs-de0e.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::c, 2a01:111:f403:ca09::4, 2a01:111:f403:ca09::7, 2a01:111:f403:ca09::a, 52.101.68.15, 52.101.68.25, 52.101.73.12 and 52.101.73.28.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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fyTVqBV CF johedugfp 2025-10-23