# Author: OMKAR PATHAK

# This program illustrates a simple port scanner using Python that scans for open ports

import socket,sys

def connect(host):

print('Scanning host:', host)

try:

for port in range(1, 1024):

s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

connection = s.connect_ex((host, port)) #NOTE: connect() needs a tuple!

if (connection == 0):

print('Port {} is open'.format(port))

s.close()

except KeyboardInterrupt:

print('Exiting because you pressed Ctrl + C')

sys.exit()

except socket.error:

print('Couldn\'t connect to Server')

if __name__ == '__main__':

userInput = input('Enter the Server address(URL) to check for open ports: ')

remoteServerIP = socket.gethostbyname(userInput)

print('Server IP:',remoteServerIP)

connect(remoteServerIP)