DNSWHOIS.INFO - big.att.com
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big.att.com checked at 2025-11-18T19:51:12.299Z 1784ms 43/43/43 100% R:7 allDone:true timedOut:false big.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
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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AI analysis
Two mail servers handle big.att.com: mx0a-00191d01.pphosted.com and mx0b-00191d01.pphosted.com.
big.att.com shares the same mail server setup as other domains, for instance xvuvpr.web.att.com, myattdx07.att.com, fapt.att.com, miintdeff5e.sbc.com and esupport.att.com.
big.att.com shares at least partially some mail servers with other domains, including linksys01530.research.att.com, tt67.research.att.com and bdgw-dmz1.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
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