Starting Nmap 7.80 ( https://nmap.org ) at 2023-03-19 16:29 EDT Nmap scan report for courses.insma.urfu.ru (212.193.69.18) Host is up (0.18s latency). Not shown: 88 filtered ports PORT STATE SERVICE 22/tcp closed ssh 25/tcp open smtp 80/tcp open http 81/tcp closed hosts2-ns 443/tcp open https 465/tcp open smtps 587/tcp open submission 993/tcp open imaps 995/tcp open pop3s 3389/tcp closed ms-wbt-server 8080/tcp closed http-proxy 8081/tcp closed blackice-icecap Nmap done: 1 IP address (1 host up) scanned in 3.45 seconds