Проверка почтового сервера
-> Connect to ssl://mail.texnopark.uz:465
220 mail.texnopark.uz Kerio Connect 10.0.3 ESMTP ready
-> EHLO uptimebot.ru
250-mail.texnopark.uz
250-AUTH PLAIN LOGIN
250-SIZE 31457280
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-PIPELINING
250-ETRN
250-DSN
250 HELP
-> quit
221 2.0.0 SMTP closing connection
Цепочка сертификатов:220 mail.texnopark.uz Kerio Connect 10.0.3 ESMTP ready
-> EHLO uptimebot.ru
250-mail.texnopark.uz
250-AUTH PLAIN LOGIN
250-SIZE 31457280
250-ENHANCEDSTATUSCODES
250-8BITMIME
250-PIPELINING
250-ETRN
250-DSN
250 HELP
-> quit
221 2.0.0 SMTP closing connection
Subject CN: *.texnopark.uz
SubjectAltName: DNS:*.texnopark.uz, DNS:texnopark.uz
Valid from: 2024-12-21 03:00:00
Valid to: 2025-12-21 02:59:59
Issuer CN: RapidSSL TLS RSA CA G1
SubjectAltName: DNS:*.texnopark.uz, DNS:texnopark.uz
Valid from: 2024-12-21 03:00:00
Valid to: 2025-12-21 02:59:59
Issuer CN: RapidSSL TLS RSA CA G1
Subject CN: RapidSSL TLS RSA CA G1
Valid from: 2017-11-02 15:24:33
Valid to: 2027-11-02 15:24:33
Issuer CN: DigiCert Global Root G2
Valid from: 2017-11-02 15:24:33
Valid to: 2027-11-02 15:24:33
Issuer CN: DigiCert Global Root G2
Спасибо!