"Unable to connect
Firefox can't establish a connection to the server at en.m.wikipedia.org."
*.m.wikipedia.org has its own font-end proxy (mobile-lb) which doesn't appear to handle port 443 for HTTPS.
Note that SSL certs for *.wikipedia.org won't apply to something.m.wikipedia.org as they only apply for that single level of wildcarding. Nice.
Version: unspecified
Severity: enhancement
URL: https://en.m.wikipedia.org/