检查服务器或IP端口开放状态

检查服务器上的开放端口

Domain or IP Address

Port Number

Check common ports

Common Ports

Click on a port card to select it

21

FTP

22

SSH

23

Telnet

25

SMTP

53

DNS

80

HTTP

110

POP3

143

IMAP

443

HTTPS

3306

MySQL

5432

PostgreSQL

8080

HTTP Proxy

这是您的结果

Enter a host and port number and click Check Port