This will check http or https website.

livehost.py

import urllib2,argparse,sys
from threading import Thread
def parse_args():
    parser=argparse.ArgumentParser(description='This tool is use for checking live host. This support multithread.',epilog='python '+sys.argv[0]+' -u [url]')
    parser.add_argument('-u','--url',help='url to check [with/without] http/https',type=str,default=False)
    parser.add_argument('-l','--lists',help='file contain url',type=str,default=Flase)
    parser.add_argument('-t','--timeout',help='time out default =10',type=int,default=10)
    parser.add_argument('-T','--thread',help='thread to check default=1000',default=1000,type=int)
    parser.add_argument('-o','--output',help=' output to save result',type=str)
    return parser.parse_args()
def check_http(url):
    if url.startswith('http'):
        url=url.replace('http://','')
    elif url.startswith('https://'):
        url=url.replace('https://','')
    else:
        pass
    return url
def up_verify(url,timeout,c):
    url=check_http(url)
    try:
        url='https://'+url
        check_status=urllib2.urlopen(url,timeout=10).read().getcode()
        c.append(url+'------->'+check_status)
    except:
        url='http://'+url
        check_status=urllib2.urlopen(url,timeout=timeout).read().getcode()
        c.append(url+'------->'+check_status)
    except urllib2.URLError:
        pass
def main(url,lists,timeout,th,output):
    c=[]
    if url:
        url=check_http(url)
        up_verify(url,timeout,c)
    if lists:
        with open(lists) as l:
            for url in l:
                for t in range(th):
                    t=thread(target=up_verify, args=(url,timeout,c,))
                    t.start()
                    t.join()
    output_file_open=open(output,'w')
    for line in c:
        output_file_open.write(c+'\n')
    output_file_open.close()
args=parse_args():
url=args.url
lists=args.lists
timeout=args.timeout
th=args.thread
output=args.output
if url is False or lists is False:
    print ('[-] Please check documentation!')
    exit()
main(url,lists,timeout,th,output)

it's for personal may be it's wrong don't use it