Проверка почтового сервера
-> Connect to ssl://egerkam.ru:465
220 2355953-oh66394.twc1.net smtp4dev ready
-> EHLO uptimebot.ru
250-Nice to meet you.
250-8BITMIME
250-SIZE
250-SMTPUTF8
250-AUTH=CRAM-MD5 PLAIN LOGIN ANONYMOUS
250 AUTH CRAM-MD5 PLAIN LOGIN ANONYMOUS
-> quit
221 Goodbye
Цепочка сертификатов:220 2355953-oh66394.twc1.net smtp4dev ready
-> EHLO uptimebot.ru
250-Nice to meet you.
250-8BITMIME
250-SIZE
250-SMTPUTF8
250-AUTH=CRAM-MD5 PLAIN LOGIN ANONYMOUS
250 AUTH CRAM-MD5 PLAIN LOGIN ANONYMOUS
-> quit
221 Goodbye
Subject CN: smtp.egercam.ru
SubjectAltName: DNS:smtp.egercam.ru
Valid from: 2025-08-23 05:27:46
Valid to: 2025-11-21 05:27:45
Issuer CN: E7
SubjectAltName: DNS:smtp.egercam.ru
Valid from: 2025-08-23 05:27:46
Valid to: 2025-11-21 05:27:45
Issuer CN: E7
Subject CN: E7
Valid from: 2024-03-13 03:00:00
Valid to: 2027-03-13 02:59:59
Issuer CN: ISRG Root X1
Valid from: 2024-03-13 03:00:00
Valid to: 2027-03-13 02:59:59
Issuer CN: ISRG Root X1
Спасибо!