WWW.ROBTEX.COM - ckmsi1.att.com

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ckmsi1.att.com checked at 2025-10-10T00:21:14.415Z 451ms 61/61/61 100% R:8

`ckmsi1.att.com`

MX	`mx0a-00191d01.pphosted.com`
		A	67.231.149.140^{🇺🇸 Proofpoint}
			PTR	`mx0a-00191d01.pphosted.com`
MX	`mx0b-00191d01.pphosted.com`
		A	67.231.157.136^{🇺🇸 Proofpoint}
			PTR	`mx0b-00191d01.pphosted.com`

`att.com`

	MX	`mx0a-00191d01.pphosted.com`
	MX	`mx0b-00191d01.pphosted.com`
	NS	`a1-187.akam.net`
	NS	`a11-65.akam.net`
	NS	`a2-64.akam.net`
	NS	`a22-67.akam.net`
	NS	`a4-64.akam.net`
	NS	`a5-66.akam.net`
	A	144.160.36.42^{🇺🇸 AS797}
	A	144.160.155.43^{🇺🇸 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.

MX for

universalcard.com

AI analysis

ckmsi1.att.com is the mail server for universalcard.com.

almsi1.att.com, almsi2.att.com and kcmsi1.att.com are commonly used as mail servers alongside ckmsi1.att.com.

Two mail servers handle ckmsi1.att.com: mx0a-00191d01.pphosted.com and mx0b-00191d01.pphosted.com.

ckmsi1.att.com shares the same mail server setup as other domains, for instance wrpant01-pub1.cingular.net, g68-121-0-198.sbcis.sbc.com, alpdms.infoswap.att.com, emember.att.com and gaapplnc2.att.com.

ckmsi1.att.com shares mail servers with other domains to some extent, for instance texas.research.att.com.

Host names with one IP number:

mx0a-00191d01.pphosted.com points to 67.231.149.140

mx0b-00191d01.pphosted.com points to 67.231.157.136

dbq