Tools / Networking

Port Reference & Firewall Rule Builder

Search common network ports and generate custom firewall rules for UFW, iptables, Cisco ACL, nftables, and AWS.

Interactive Rule Builder

Rule Action

Protocol

Destination Port

Source IP / CIDR

Generated Syntax Outputs

UFW (Ubuntu / Debian)

sudo ufw allow to any port 22 proto tcp

iptables (Linux Native)

iptables -A INPUT -p tcp --dport 22 -j ACCEPT

Cisco IOS Extended ACL

access-list 101 permit tcp any any eq 22

AWS CLI Security Group Rule

aws ec2 authorize-security-group-ingress --group-id sg-xxxxxx --protocol tcp --port 22 --cidr 0.0.0.0/0

Common Port Quick Reference

SSH(TCP)

Secure Shell Remote Access

HTTP(TCP)

Hypertext Transfer Protocol

HTTPS(TCP)

Encrypted Web Traffic

443

DNS(UDP/TCP)

Domain Name System

MySQL / MariaDB(TCP)

Relational Database Server

3306

PostgreSQL(TCP)

PostgreSQL Database

5432

Redis(TCP)

In-memory Key-Value Store

6379

MongoDB(TCP)

NoSQL Document Database

27017

RDP(TCP)

Windows Remote Desktop

3389

HTTP-Alt(TCP)

Alternative Web Proxy / Dev Server

8080

Minecraft(TCP/UDP)

Minecraft Multiplayer Server

25565

WireGuard(UDP)

Modern VPN Service

51820

OpenVPN(UDP)

OpenVPN Daemon

1194

SMTP(TCP)

Simple Mail Transfer Protocol

Prometheus(TCP)

Prometheus Monitoring Metrics

9090