Official JANET records show the following institutions participated in World IPv6 day:
Leeds University
Sheffield University
Loughborough University
SOAS
Imperial College
Oxford University
Reading University
Bloomsbury Doctoral Training Centre
Cambridge University
Coleg Brenhinol Cerdd a Drama Cymru (Royal Welsh College of Music and
Drama)
Criminal Justice Social Work Development Centre for Scotland
Electrical and Electronic Engineering Assessment Network
The Hampstead Scientific Society Linkage Community Trust
Monash University
Wellcome Trust Sanger Institute
Scottish Informatics and Computer Science Alliance
Totton College
and here is a graphic for the site traffic on IPv6 here at the University.
Google, Facebook promise new IPv6 services after trial – Computerworld http://bit.ly/lpOMGq