python script that whether a jitsi instance uses googles stun servers

get_stun.py

import requests as req
import re

domains = [
    "jitsi.linux.it",
    "chat01.kuketz-meet.de"
]
bad_stuns = {
    r"stun[\d]{0,1}\.l\.google\.com": "Google"
}

for domain in domains:
    page = req.get('https://' + domain + "/testmeeting")
    if page.status_code != 200:
        print("error testing " + domain + ": " + page)
        continue
    is_bad = False
    for (bad_stun, reason) in bad_stuns.items():
        matches = re.findall("\n.*" + bad_stun, page.text)
        for match in matches:
            if "//" not in match:
                print(domain + " uses " + reason)
                is_bad = True
                break
    if not is_bad:
        print(domain + " is good")