CF1761068793039-tsm20251017082432

MXLIST.NET - coreoffice.us

Search for IP or hostnames:

coreoffice.us checked at 2025-10-21T17:46:33.028Z 217ms 89/89/89 100% R:15

coreoffice.us

NSdns174.a.register.com
A216.21.231.174🇺🇸 AS19871
PTRdns174.a.register.com
NSdns035.b.register.com
A216.21.232.35🇺🇸 AS19871
PTRdns035.b.register.com
NSdns021.c.register.com
A216.21.235.21🇺🇸 AS19871
PTRdns021.c.register.com
NSdns177.d.register.com
A216.21.236.177🇺🇸 AS19871
PTRdns177.d.register.com
MXcoreoffice-us.mail.protection.outlook.com
A2a01:111:f403:c922::2 🇺🇸 Microsoft
PTRmail-bl0pr02cu00702.inbound.protection.outlook.com
A2a01:111:f403:c931::1 🇺🇸 Microsoft
PTRmail-sa9pr03cu00201.inbound.protection.outlook.com
A2a01:111:f403:c946::1 🇺🇸 Microsoft
PTRmail-ch1pr04cu00101.inbound.protection.outlook.com
A2a01:111:f403:f90a::1 🇺🇸 Microsoft
PTRmail-bn8pr03cu00201.inbound.protection.outlook.com
A52.101.9.11🇺🇸 Microsoft
PTRmail-bl2pr04cu00103.inbound.protection.outlook.com
A52.101.9.17🇺🇸 Microsoft
A52.101.11.17🇺🇸 Microsoft
PTRmail-sn1pr0501cu00301.inbound.protection.outlook.com
A52.101.42.18🇺🇸 Microsoft
PTRmail-co1pr03cu00302.inbound.protection.outlook.com

us

NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us

Starts with same word

Starts similarily

AI analysis

coreoffice.us is delegated to four name servers: dns174.a.register.com, dns035.b.register.com, dns021.c.register.com and dns177.d.register.com.

coreoffice.us at least partially shares name servers with other domains such as kmsphotos.com, 7-t.co.uk, aqdpi.com, mba-uk.co.uk and greyhoundtransportmidlands.co.uk.

These name servers are often used together with dns083.d.register.com, dns176.d.register.com, dns082.d.register.com, dns249.d.register.com, dns010.d.register.com, dns013.c.register.com, dns091.c.register.com, dns012.c.register.com, dns246.c.register.com and dns248.c.register.com.

Host names with one IP number:

dns174.a.register.com points to: 216.21.231.174

dns035.b.register.com points to: 216.21.232.35

dns021.c.register.com points to: 216.21.235.21

dns177.d.register.com points to: 216.21.236.177

coreoffice.us is handled by a single mail server, coreoffice-us.mail.protection.outlook.com.

coreoffice-us.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c922::2, 2a01:111:f403:c931::1, 2a01:111:f403:c946::1, 2a01:111:f403:f90a::1, 52.101.9.11, 52.101.9.17, 52.101.11.17 and 52.101.42.18.

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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