Проверка почтового сервера

-> Connect to srv.dskvrn36.ru:25
220 srv.dskvrn36.ru ESMTP Tue, 15 Jul 2025 01:10:51 +0300
-> EHLO uptimebot.ru
250-srv.dskvrn36.ru Hello uptimebot.ru [93.157.173.90], pleased to meet you
250-ETRN
250-AUTH LOGIN PLAIN
250-8BITMIME
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-CHUNKING
250-STARTTLS
250 SIZE
### STARTTLS found ###
-> STARTTLS
### STARTTLS started ok ###
-> EHLO uptimebot.ru
250-srv.dskvrn36.ru Hello uptimebot.ru [93.157.173.90], pleased to meet you
250-ETRN
250-AUTH LOGIN PLAIN
250-8BITMIME
250-ENHANCEDSTATUSCODES
250-PIPELINING
250-CHUNKING
250-REQUIRETLS
250 SIZE
-> quit
221 2.0.0 See ya in cyberspace

Subject CN: srv.dskvrn36.ru
SubjectAltName: DNS:srv.dskvrn36.ru
Valid from: 2025-07-07 12:26:39
Valid to: 2025-10-05 12:26:38
Issuer CN: R11

Subject CN: R11
Valid from: 2024-03-13 03:00:00
Valid to: 2027-03-13 02:59:59
Issuer CN: ISRG Root X1