Проверка почтового сервера

-> Connect to mail.elektmb.ru:25
220 mail.elektmb.ru ESMTP MTA
-> EHLO uptimebot.ru
250-ksmg.elektmb.ru
250-PIPELINING
250-SIZE 262144000
250-STARTTLS
250-ENHANCEDSTATUSCODES
250 8BITMIME
### STARTTLS found ###
-> STARTTLS
### STARTTLS started ok ###
-> EHLO uptimebot.ru
250-ksmg.elektmb.ru
250-PIPELINING
250-SIZE 262144000
250-ENHANCEDSTATUSCODES
250 8BITMIME
-> quit
221 2.0.0 Bye

Subject CN: Default Cert
Valid from: 2024-08-27 18:06:28
Valid to: 2037-12-15 18:06:28
Issuer CN: Default Cert