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Network Ports Database

Port Encyclopedia

Comprehensive guide to TCP/UDP network ports, their services, security risks, and known vulnerabilities

100
Documented Ports
TCP/UDP
Protocols
24/7
Regular Updates
All Ports (100) Web (10) Database (14) Remote Access (14) Mail (7) File Transfer (11) DNS (2) Monitoring (7) Messaging (8) Other (17)

Popular Ports

Port 22

SSH
TCP
Remote Access

Port 80

HTTP
TCP
Web

Port 443

HTTPS
TCP
Web

Port 8080

HTTP Proxy
TCP
Web

Port 3389

RDP
TCP
Remote Access Dangerous

Port 53

DNS
TCP
DNS

Port 22

SSH
TCP
Remote Access

Port 80

HTTP
TCP
Web

Port 443

HTTPS
TCP
Web

Port 8080

HTTP Proxy
TCP
Web

Port 3389

RDP
TCP
Remote Access Dangerous

Port 53

DNS
TCP
DNS

Port 53

DNS
UDP
DNS

Port 25

SMTP
TCP
Mail Dangerous

Port 3306

MySQL
TCP
Database Dangerous

Port 21

FTP Control
TCP
File Transfer Dangerous

Port 27017

MongoDB
TCP
Database Dangerous

Port 5432

PostgreSQL
TCP
Database Dangerous

Port 6379

Redis
TCP
Database Dangerous

Port 1433

MSSQL
TCP
Database Dangerous

Port 23

Telnet
TCP
Remote Access Dangerous

Port 1521

Oracle
TCP
Database Dangerous

Port 135

RPC
TCP
Other Dangerous

Port 9200

Elasticsearch
TCP
Database Dangerous

Port 139

NetBIOS Session
TCP
Other Dangerous

Port 8443

HTTPS Alt
TCP
Web

Port 445

SMB
TCP
File Transfer Dangerous

Port 8000

HTTP Alt
TCP
Web

Port 51820

WireGuard
UDP
Remote Access

Port 11211

Memcached
TCP
Database Dangerous

Port 5900

VNC
TCP
Remote Access Dangerous

Port 389

LDAP
TCP
Directory Dangerous

Port 161

SNMP
UDP
Monitoring Dangerous

Port 636

LDAPS
TCP
Directory

Port 1194

OpenVPN
UDP
Remote Access

Port 587

SMTP Submission
TCP
Mail

Port 1194

OpenVPN
TCP
Remote Access

Port 88

Kerberos
TCP
Directory Dangerous

Port 88

Kerberos
UDP
Directory Dangerous

Port 1080

SOCKS
TCP
Other Dangerous

Port 465

SMTPS
TCP
Mail

Port 993

IMAPS
TCP
Mail

Port 1883

MQTT
TCP
Messaging Dangerous

Port 143

IMAP
TCP
Mail Dangerous

Port 5672

RabbitMQ
TCP
Messaging Dangerous

Port 110

POP3
TCP
Mail Dangerous

Port 9092

Kafka
TCP
Messaging Dangerous

Port 8888

HTTP Alt 2
TCP
Web

Port 8081

HTTP Proxy Alt
TCP
Web

Port 3000

Node.js/Dev
TCP
Web

Port 995

POP3S
TCP
Mail

Port 5000

Flask/Dev
TCP
Web

Port 3128

Squid Proxy
TCP
Other

Port 137

NetBIOS Name
UDP
Other Dangerous

About Port Encyclopedia

Security Analysis

Detailed security information for each port including known attack vectors and protection recommendations.

CVE Database

Known vulnerabilities (CVEs) associated with services running on each port.

Service Discovery

Information about common software and services that use each network port.

Our port encyclopedia provides comprehensive information about network ports, helping security professionals, system administrators, and developers understand port usage, security implications, and best practices.

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