I get the following error message:

https://accounts.updf.com/account-center

This site can’t be reachedaccounts.updf.com took too long to respond.
Try:

"
Checking the connection
Checking the proxy and the firewall
Running Windows Network Diagnostics
ERR_TIMED_OUT
"

Ive tried the following :-
1) disconnected from my VPN
2) Restarted router.
3) connected from different ISP
4) cleared browser cache.

None of the above works. It defo your site.