Проверка почтового сервера

-> Connect to mail.rosdolg.com:25
220 mail.rosdolg.com Microsoft ESMTP MAIL Service ready at Sun, 31 Aug 2025 07:46:21 +0300
-> EHLO uptimebot.ru
250-mail.rosdolg.com Hello [93.157.173.90]
250-SIZE 104857600
250-PIPELINING
250-DSN
250-ENHANCEDSTATUSCODES
250-STARTTLS
250-X-ANONYMOUSTLS
250-AUTH NTLM
250-X-EXPS GSSAPI NTLM
250-8BITMIME
250-BINARYMIME
250-CHUNKING
250-XEXCH50
250-XRDST
250 XSHADOWREQUEST
### STARTTLS found ###
-> STARTTLS
### STARTTLS started ok ###
-> EHLO uptimebot.ru
250-mail.rosdolg.com Hello [93.157.173.90]
250-SIZE 104857600
250-PIPELINING
250-DSN
250-ENHANCEDSTATUSCODES
250-AUTH NTLM LOGIN
250-X-EXPS GSSAPI NTLM
250-8BITMIME
250-BINARYMIME
250-CHUNKING
250-XEXCH50
250-XRDST
250 XSHADOWREQUEST
-> quit
221 2.0.0 Service closing transmission channel

Subject CN: mail.rosdolg.com
SubjectAltName: DNS:mail.rosdolg.com, DNS:www.mail.rosdolg.com
Valid from: 2025-05-05 09:04:05
Valid to: 2026-06-06 09:04:04
Issuer CN: GlobalSign GCC R3 DV TLS CA 2020

Subject CN: GlobalSign GCC R3 DV TLS CA 2020
Valid from: 2020-07-28 03:00:00
Valid to: 2029-03-18 03:00:00
Issuer CN: GlobalSign