Scam
There's a scam going around asking for £50 and they can get you to the front of the vaccination queue. Don't fall for it.
Spoiler:
Website is subject to occasional intereference from an unknown source...
http://icserver.no-ip.biz/coventry/
http://icserver.no-ip.biz/coventry/viewtopic.php?f=19&t=68017