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relay1.att.com checked at 2025-12-14T19:34:57.419Z 1103ms 43/43/43 100% R:10 allDone:true timedOut:false

relay1.att.com

MXmx0a-00191d01.pphosted.com
A67.231.149.140🇺🇸 Proofpoint
PTRmx0a-00191d01.pphosted.com
MXmx0b-00191d01.pphosted.com
A67.231.157.136🇺🇸 Proofpoint
PTRmx0b-00191d01.pphosted.com

att.com

MXmx0a-00191d01.pphosted.com
MXmx0b-00191d01.pphosted.com
NSa1-187.akam.net
NSa11-65.akam.net
NSa2-64.akam.net
NSa22-67.akam.net
NSa4-64.akam.net
NSa5-66.akam.net
A144.160.36.42🇺🇸 AS797
A144.160.155.43🇺🇸 AS797
rank #775 globally
rank #447 in the tld
This domain name "att.com" is associated with AT&T Inc., an American multinational conglomerate holding company. AT&T is one of the world's largest telecommunications companies and the largest provider of mobile telephone services in the U.S. The domain is primarily used for their official website where they offer details about their services, products, customer support, and more.

Starts with same word

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relay1.nic.in
relay1.cn.ua
relay1.net.ua

Starts similarily

layer1.co.nz
layer1.biz
layer1.co.uk
relay1.cn.ua
layer1.de
layer1.com
layer1.us
relay1.net.ua
layer1.ca
layer1.be
layer1.host
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layer1.ch
relay1.nic.in
layer1.net

AI analysis

Two mail servers mx0a-00191d01.pphosted.com and mx0b-00191d01.pphosted.com handle relay1.att.com.

relay1.att.com uses the same mail server setup as other domains such as aspdns01.edc.cingular.net, sbms.sbc.com, flpi189.sbcis.sbc.com, mail8.att.com and origin-xp-cosc-services7-wwdc.att.com.

relay1.att.com shares some mail servers with other domains, including lpt.research.att.com, h-135-207-32-200.research.att.com, hostmaster.research.att.com, wmm.research.att.com and magilla.research.att.com.

Host names with a single IP:

mx0a-00191d01.pphosted.com resolves to 67.231.149.140.

mx0b-00191d01.pphosted.com resolves to 67.231.157.136.