CF1759825560775-tsm20251005211530

WWW.RTSAK.COM - mail.firstclass.com

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mail.firstclass.com checked at 2025-10-07T08:26:00.763Z 273ms 22/22/22 100% R:9

mail.firstclass.com

A142.75.67.207🇨🇦 OPENTEXT-NA-CA-TORONTO-1
PTRmail.firstclass.com

firstclass.com

MXesa01.firstclass.com
MXesa02.firstclass.com
NSproxy.firstclass.com
NSns.softarc.com
A142.75.67.212🇨🇦 OPENTEXT-NA-CA-TORONTO-1
rank #511053 globally
rank #268243 in the tld

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AI analysis

mail.firstclass.com resolves to a single IP address: 142.75.67.207.

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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eapGbxI CF johedugfp 2025-10-07