SamyGO

hi
i have this model
bd-e5500-xu
software
bps-e5500wwb-1018.0
version
2012/10/05_001018

what prepared firmwares on server do i run,install???
thnaks

i tried to dowgrade the bd-d5500 but the dns post in topico BD Firmware Downgrade (SamyGO Proof of Concept)
don?t work
149.154.159.134
46.4.199.222
can someone tell me if this dns is down or are replace for others?