DNSWHOIS.INFO - tcpspeedtest-sanfrancisco.att.com

Search for IP or hostnames:

tcpspeedtest-sanfrancisco.att.com checked at 2025-10-26T03:19:42.880Z 114ms 43/43/43 100% R:10

`tcpspeedtest-sanfrancisco.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.

AI analysis

tcpspeedtest-sanfrancisco.att.com is served by two mail servers: mx0a-00191d01.pphosted.com and mx0b-00191d01.pphosted.com.

tcpspeedtest-sanfrancisco.att.com shares the mail server setup with other domains, for example c-69-176-94-84.att.com, root.sbc.com, c-69-176-94-194.att.com, oan-cafrfd1msg.it.att.com and tspwrg01.sbc.com.

tcpspeedtest-sanfrancisco.att.com shares some mail servers with other domains, at least partially, for instance meatrock.research.att.com, playmail.research.att.com and gyao.research.att.com.

Host names with a single IP:

mx0a-00191d01.pphosted.com points to 67.231.149.140

mx0b-00191d01.pphosted.com points to 67.231.157.136

dbq