Проверка почтового сервера

-> Connect to mail.pelectro.pro:587
220 mail.pelectro.pro ESMTP ready
-> EHLO uptimebot.ru
250-mail.pelectro.pro
250-AUTH CRAM-MD5 PLAIN LOGIN DIGEST-MD5 NTLM
250-STARTTLS
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-PIPELINING
250-ETRN
250-DSN
250 HELP
### STARTTLS found ###
-> STARTTLS
### STARTTLS started ok ###
-> EHLO uptimebot.ru
250-mail.pelectro.pro
250-AUTH CRAM-MD5 PLAIN LOGIN DIGEST-MD5 NTLM
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-PIPELINING
250-ETRN
250-DSN
250 HELP
-> quit
221 2.0.0 SMTP closing connection

Subject CN: mail.pelectro.pro
Valid from: 2022-12-10 14:23:29
Valid to: 2025-12-09 14:23:29
Issuer CN: mail.pelectro.pro