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
A | 142.75.67.207🇨🇦 OPENTEXT-NA-CA-TORONTO-1 | ||||||
PTR | mail.firstclass.com |
firstclass.com
MX | esa01.firstclass.com | ||||||
MX | esa02.firstclass.com | ||||||
NS | proxy.firstclass.com | ||||||
NS | ns.softarc.com | ||||||
A | 142.75.67.212🇨🇦 OPENTEXT-NA-CA-TORONTO-1 |
rank #268243 in the tld
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mail.firstclass.com
resolves to a single IP address: 142.75.67.207.
dbq