CF1759896115958-tsm20251005211530

WWW.RTSAK.COM - mmsc.mobile.att.com

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mmsc.mobile.att.com checked at 2025-10-08T04:01:55.947Z 66ms 36/36/36 100% R:10

mmsc.mobile.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

mobile.att.com

MXmx0a-00191d01.pphosted.com
MXmx0b-00191d01.pphosted.com

Starts with same word

Starts similarily

AI analysis

mmsc.mobile.att.com is handled by two mail servers: mx0a-00191d01.pphosted.com and mx0b-00191d01.pphosted.com.

mmsc.mobile.att.com uses the same mail server setup as other domains, for instance almsi2.att.com, q1opu3w1.edc.cingular.net, 907.980.5451.att.com, flpd126.sbcis.sbc.com and ucfedrp4.att.com.

mmsc.mobile.att.com shares at least some mail servers with other domains, for example catormbx01.research.att.com, public.research.att.com, h-135-207-49-163.research.att.com, ext-cb09.research.att.com and wilyhacker.research.att.com.

Hostnames with a single IP

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

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

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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oROhcer CF johedugfp 2025-10-08