Can't see my account

[#1]

Logged into my account on my phone. It blinked a Hello Simon message then snapped to the footer & won't show me anything else.
How do we report this to webmaster?
Moto g6; android; chrome browser

[#2]

@SimonC This is a known/under investigation issue - see https://community.plus.net/t5/Everything-else/Plusnet-Broadband-portal-not-displaying-correctly/td-p...