NSLIST.NET - esa02.firstclass.com
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esa02.firstclass.com checked at 2025-11-02T13:43:14.543Z 588ms 28/28/28 100% R:10esa02.firstclass.com
| A | 142.75.68.19🇨🇦 OPENTEXT-NA-CA-TORONTO-1 | ||||||
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
MX for
Starts similarily
AI analysis
esa02.firstclass.com serves as the mail server for firstclass.com, uitinc.com and softarc.com.
esa01.firstclass.com is a mail server commonly used with esa02.firstclass.com.
esa02.firstclass.com resolves to one IP number: 142.75.68.19.
dbq