Port 2083: cPanel (SSL)
The cPanel control panel over HTTPS. Public on shared hosting, and a brute-force target. cPHulk or a similar tool should be on.
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Port Lookup
Port 2083 at a glance
Port2083
ProtocolTCP
ServicecPanel (SSL)
Open to the Internet?Yes, if you run this service publicly
See What Is Listeningss -lntup | grep ':2083 '
Test From Outsidenc -zv your-server 2083
Block with UFWufw deny 2083/tcp
Block with nftablesnft add rule inet filter input tcp dport 2083 drop
cPanel (SSL) uses TCP port 2083. The cPanel control panel over HTTPS.
Public on shared hosting, and a brute-force target. cPHulk or a similar tool should be on.
Open port 2083 only on servers that run cPanel (SSL), and keep the software patched: public services are scanned within minutes of going online.
Other Ports
20 FTP Data21 FTP22 SSH23 Telnet25 SMTP53 DNS67 DHCP Server80 HTTP110 POP3123 NTP143 IMAP161 SNMP389 LDAP443 HTTPS445 SMB465 SMTPS514 Syslog587 Mail Submission853 DNS over TLS993 IMAPS995 POP3S1194 OpenVPN1433 Microsoft SQL Server1900 SSDP / UPnP2049 NFS2083 cPanel (SSL)2087 WHM (SSL)3306 MySQL / MariaDB3389 RDP3478 STUN / TURN5060 SIP5432 PostgreSQL5900 VNC6379 Redis8006 Proxmox VE8080 HTTP Alternate8443 HTTPS Alternate11211 Memcached25565 Minecraft27017 MongoDB51820 WireGuard
Questions
What is port 2083 used for?
cPanel (SSL). The cPanel control panel over HTTPS.
Is it safe to open port 2083?
Yes, if you run this service publicly. Public on shared hosting, and a brute-force target. cPHulk or a similar tool should be on.
How do I check if port 2083 is open?
On the server, ss -lntup | grep ':2083 ' shows what is listening. From another machine, nc -zv your-server 2083 shows whether the firewall lets it through.
How do I block port 2083?
With UFW: ufw deny 2083/tcp. With nftables, add a drop rule for dport 2083 in your input chain.
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