🔌 IANA TCP/UDP Network Services & Port Directory
TCP & UDP Port Lookup
Search over 100+ well-known, registered, and cloud database network ports with protocol specifications and firewall guidelines.
Common Ports:
SSH (22)
HTTP (80)
HTTPS (443)
DNS (53)
MySQL (3306)
PostgreSQL (5432)
Redis (6379)
RDP (3389)
Network Ports Directory
Showing all ports
| Port # | Protocol | Service Name | Description & Security Use Case | RFC Ref |
|---|
Understanding Network Port Ranges
- System / Well-Known Ports (0–1023): Reserved for privileged system daemons (HTTP, SSH, SMTP, DNS). Requires root/administrator privileges to bind.
- Registered Ports (1024–49151): Listed by IANA for specific software applications and database servers (MySQL, PostgreSQL, Redis, MongoDB).
- Dynamic / Ephemeral Ports (49152–65535): Used temporarily by client operating systems for outbound connections.