guess valid short links from kek.gg for research & educational purposes

kek_url_scraper.py

#!/usr/bin/env python
import requests
import random
import string
from time import sleep

while True:
    sleep(random.choice(range(5)))
    lol = ''.join(random.choice(string.ascii_uppercase + string.digits + string.ascii_lowercase) for _ in range(4))
    url = 'https://kek.gg/u/{}'.format(lol)
    r = requests.get(
        url,
        headers={'User-Agent': ''}
    )
    if r.status_code is 200:
        print('{} is a valid link!'.format(url))
    else:
        print(r.status_code)

stdout

https://kek.gg/u/sTmH is a valid link!
404
404
404
https://kek.gg/u/62KP is a valid link!