Nmap scan report for mail.tsesna.kz (185.19.192.50)
Host is up (0.23s latency).
Not shown: 93 filtered tcp ports (no-response)
PORT    STATE  SERVICE
25/tcp  open   smtp
110/tcp open   pop3
113/tcp closed ident
143/tcp open   imap
443/tcp open   https
993/tcp open   imaps
995/tcp open   pop3s

Nmap done: 1 IP address (1 host up) scanned in 6.52 seconds