🔍 Port Scanner

Free online port scanner. Enter a hostname or IP to check 20 of the most common service ports. No download required, runs entirely in your browser.

Hostname or IP address

FTP

SSH

SMTP

DNS

HTTP

110

POP3

143

IMAP

443

HTTPS

465

SMTPS

587

SMTP+TLS

993

IMAPS

995

POP3S

3306

MySQL

5432

PostgreSQL

6379

Redis

8080

HTTP Alt

8443

HTTPS Alt

9000

PHP-FPM

9200

Elasticsearch

27017

MongoDB

Common Port Reference

21 FTP — File Transfer Protocol

22 SSH — Secure Shell (Remote Access)

53 DNS — Domain Name System

80 HTTP — Unencrypted Web

443 HTTPS — Encrypted Web

3306 MySQL — Database

5432 PostgreSQL — Database

6379 Redis — In-Memory Cache