This script check web sites availability and send mail to administrator if web site down

Web_Site_Checker

import urllib3.request
import time, datetime
import smtplib
from email.mime.text import MIMEText
from colorama import Fore, init

init()  # For colored output in CMD or PowerShell

def SendMail(alert):
    # Define to/from
    sender = 'Sender email address'
    recipient = 'Recipient email address'

    # Create message
    msg = MIMEText(alert)
    msg['Subject'] = "Web Server Status Alert!      %s" %Subject
    msg['From'] = sender
    msg['To'] = recipient

    # Create server object with SSL option
    server = smtplib.SMTP_SSL('smtp.zoho.com', 465)

    # Perform operations via server
    server.login('Your mail account login', 'Your password')
    server.sendmail(sender, [recipient], msg.as_string())
    server.quit()

date = datetime.datetime.now()
currentDate = date.strftime("%d %B %Y %I:%M%p")

# List of monitored web sites
websites = ("List of web sites")

while True:
    ID = 1                                  # Web site ID
    for site in websites:
        urllib3.disable_warnings()          # Disable SSL warning
        http = urllib3.PoolManager()
        r = http.request('GET', site)

        # Code 200 - web site is OK
        if r.status == 200:
            print(Fore.WHITE + ID.__str__(), Fore.GREEN + "\t %s           Site %s is OK" % (currentDate, site))
            ID = ID + 1

        # Code 404 - web site is down
        elif r.status == 404:
            print(Fore.WHITE + ID.__str__(), Fore.RED + "\t %s           Site %s is DOWN" % (currentDate, site))
            ID = ID + 1
            if r.status == 404:
                Subject = "404 Not Found"
            SendMail("%s           Site %s is DOWN or not found" % (currentDate, site))

        # All other codes
        else:
            print(Fore.WHITE + ID.__str__(), Fore.RED + "\t %s           Site %s has error code %s" % (currentDate, site, r.status))
            ID  = ID + 1
            if r.status == 401:
                Subject = "401 Unauthorized"
            SendMail("%s           Site %s has error code %s" % (currentDate, site, r.status))

    print(Fore.YELLOW + "\n--------------------------End of Cycle-------------------------------\n")

    # Timeout before attempts (in seconds)
    time.sleep(60)