Contents

Network Watcher

Multiplatform application that scans the local network identifying host and which ports it has open, also verifies services such as HTTP, SMTP and FTP.

Codacy Badge

Select Network Interface

Now you can select the network Interface when the application is starting and change it when you need it from the option file > switchNi menu.

ni

Graphic Interface

The graphical interface has options at the top.

gui

Subnet Information

You can see the subnet information in the file|About menu.

about

Port Analysis

You can see all the ports open.

about

Service Analysis

You can check the port for services such as HTTP, SMTP and FTP. It does not matter if they are in ports other than the default..

about

Terminal Mode

Below you will find sample images of the operation by means of the terminal.

help

Scan

scant

Services Scan

servicesT

Ports Scan

portsT

Info Network

networkt

Summary Ports

Below is a list of the most common ports with a brief description.

Port Name Info
20 FTP Data File Transfer Protocol (FTP) data transfer
21 FTP File Transfer Protocol (FTP) control (command)
22 SSH Secure Shell (SSH), secure logins, file transfers (scp, sftp) and port forwarding
23 Telnet Telnet protocol—unencrypted text communications
25 SMTP Simple Mail Transfer Protocol, used for email routing between mail servers
53 DNS Domain Name System (DNS)
59 DCC Direct Client-to-Client IRC software
79 Finger Info about users
80 HTTP Hypertext Transfer Protocol
110 POP3 Post Office Protocol, version 3
113 IDENT Ident, authentication service/identification protocol, used by IRC servers to identify users
119 NNTP Network News Transfer Protocol, retrieval of newsgroup messages
135 NetBIOS Service used to remotely manage services including DHCP server, DNS server and WINS
139 NETBIOS NetBIOS Session Service
143 IMAP Internet Message Access Protocol, management of electronic mail messages on a serve
389 LDAP Lightweight Directory Access Protocol
443 HTTPS Hypertext Transfer Protocol over TLS/SSL
445 MSFT DS Microsoft-DS Active Directory, Windows shares
563 POP3 SSL NNTP over TLS/SSL
993 IMAP4 SSL Internet Message Access Protocol over TLS/SSL
995 POP3 SSL Post Office Protocol 3 over TLS/SSL
1080 Proxy SOCKS proxy
1723 PPTP Point-to-Point Tunneling Protocol
3306 MySQL MySQL database system
5000 UPnP Universal Plug’n’Play
8080 Proxy Web Alternative port for HTTP

Javadoc

You can check the javadoc here.

License

GPL v3.

Note:

Repository