#!/bin/python3

# running this script: python3 scanner.py 192.168.1.66

import sys

import socket

from datetime import datetime

# Define our target

if len(sys.argv) == 2:

target = socket.gethostbyname(sys.argv[1]) # Translate hostname to IPv4

else:

print("Invalid amount of arguments.")

print("Syntax: python3 scanner.py <ip>")

# Ass a pretty banner

print("-" * 50)

print("Scanning target: " + target)

print("Time started: " + str(datetime.now()))

print("-" * 50)

try:

for port in range(50, 85):

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

socket.setdefaulttimeout(1)

result = s.connect_ex((target, port))

if result == 0:

print(f"Port {port} is open.")

print("Scanning done!")

s.close()

except KeyboardInterrupt:

print("\nExiting program.")

sys.exit()

except socket.gaierror:

print("Hostname could not be resolved.")

sys.exit()

except socket.error:

print("Could not connect to the server.")

sys.exit()