My old ISP use to change my external IP address all the time and to keep my DNS name on track I wrote this script: #!/usr/bin/python import smtplib import urllib2 import time import sys def send_email(): try: server = smtplib.SMTP(‘smtp’, 587)#smtp address and port number server.starttls() #Next, log in to the server server.login(“smtp username”, “password”)#username…