CF1761288085465-tsm20251017082432

MXLIST.NET - hostmaster.hdr.de

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hostmaster.hdr.de checked at 2025-10-24T06:41:25.453Z 561ms 74/74/74 100% R:14

hostmaster.hdr.de

MXhdr-de.mail.protection.outlook.com
A2a01:111:f403:ca04::c 🇮🇪 Microsoft
PTRmail-db9pr02cu00204.inbound.protection.outlook.com
A2a01:111:f403:ca04::d 🇮🇪 Microsoft
PTRmail-db6pr03cu00105.inbound.protection.outlook.com
A2a01:111:f403:ca04::f 🇮🇪 Microsoft
PTRmail-db7pr03cu00507.inbound.protection.outlook.com
A2a01:111:f403:ca09::b 🇳🇱 Microsoft
PTRmail-am7pr05cu00103.inbound.protection.outlook.com
A52.101.68.32🇮🇪 Microsoft
PTRmail-db3pr0202cu00200.inbound.protection.outlook.com
A52.101.73.1🇳🇱 Microsoft
PTRmail-am3pr04cu00501.inbound.protection.outlook.com
A52.101.73.28🇳🇱 Microsoft
PTRmail-am7pr05cu00204.inbound.protection.outlook.com
A52.101.73.30🇳🇱 Microsoft
PTRmail-am7pr05cu00306.inbound.protection.outlook.com
A2a00:1169:103:7ad0:: 🇫🇷 GODADDY-SXB
PTRmc22082.ispgateway.de
A176.221.47.231🇫🇷 GD-EMEA-DC-SXB1
PTRmc22082.ispgateway.de

hdr.de

NSns81.domaincontrol.com
NSns82.domaincontrol.com
MXhdr-de.mail.protection.outlook.com
A54.38.156.140🇩🇪 OVH

Starts with same word

Starts similarily

AI analysis

The entity hostmaster.hdr.de points to two IP numbers: 2a00:1169:103:7ad0:: and 176.221.47.231.

For instance, other host names mc22082.ispgateway.de, mpqs.de, www.medica-tagespflege.de, imhespe.de and www.residenz-steinhuder-meer.de share IP numbers with hostmaster.hdr.de.

hostmaster.hdr.de is handled by a single mail server, hdr-de.mail.protection.outlook.com.

The mail server setup of hostmaster.hdr.de is the same as that of other domains, for instance hdr.de.

Host name hdr-de.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:ca04::c, 2a01:111:f403:ca04::d, 2a01:111:f403:ca04::f, 2a01:111:f403:ca09::b, 52.101.68.32, 52.101.73.1, 52.101.73.28 and 52.101.73.30.

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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rsjYTmC CF johedugfp 2025-10-24