CF1759331547950-tsm20251001131858

IPLIST.NET - smtp.firstechinc.com

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smtp.firstechinc.com checked at 2025-10-01T15:12:27.927Z 165ms 28/28/28 100% R:9

smtp.firstechinc.com

A139.64.250.6🇺🇸 AS397981
PTRsmtp5.firstechinc.com
PTRsmtp.firstechinc.com

firstechinc.com

NSns23.domaincontrol.com
NSns24.domaincontrol.com
MXus-smtp-inbound-1.mimecast.com
MXus-smtp-inbound-2.mimecast.com
A3.33.251.168🇺🇸 Amazon
A15.197.225.128🇺🇸 Amazon

PTR for

Starts with same word

Starts similarily

AI analysis

smtp.firstechinc.com points to a single IP number: 139.64.250.6.

Other host names, for instance smtp5.firstechinc.com, share IP numbers with smtp.firstechinc.com.

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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uVMDMls CF johedugfp 2025-10-01