HxH (2011) OST 3 wil be released 24th July (
http://vgmdb.net/album/39426).
OST 1:
f91/hunter%D7hunter-2011-ost-yoshihisa-hirano-%D7-2011-a-109832/ (
Thread 109832)
OST 1+2:
f91/lossless-anime-music-thread-66456/95.html#post2304181 (
http://forums.ffshrine.org/f91/lossless-anime-music-thread-66456/95.html#post2304181)
Track 27 in Uvogin's archive of OST 2 is corrupt and his link (
http://forums.ffshrine.org/f91/lossless-anime-music-thread-66456/95.html#post2312136) for that is currently down.
EDIT: Other mirrors I just found while searching for these:
OST 1:
MP3 - filetrip.net/dl?nptxDOjkmE (
http://filetrip.net/dl?nptxDOjkmE)
or
Lossless - filetrip.net/dl?Vy2MQjawvn (
http://filetrip.net/dl?Vy2MQjawvn)
(from animeost.info/8086/hunter-x-hunter-2011-ost (
http://animeost.info/8086/hunter-x-hunter-2011-ost))
OST 2:
MP3 - mediafire.com/download/mz5vexi4yi8vdil (
http://www.mediafire.com/download/mz5vexi4yi8vdil) (from hikarinoakariost.com/2012/07/mf-hunter-x-hunter-2011-original.html (
http://www.hikarinoakariost.com/2012/07/mf-hunter-x-hunter-2011-original.html))
or
MP3 - filetrip.net/dl?k9YUBhOXxZ (
http://filetrip.net/dl?k9YUBhOXxZ) (from animeost.info/8086/hunter-x-hunter-2011-ost (
http://animeost.info/8086/hunter-x-hunter-2011-ost))
or
MP3 - mediafire.com/download/t79z0rpwtm7tt2x/ (
http://www.mediafire.com/download/t79z0rpwtm7tt2x/) (from anime-mp3.com/2012/05/hunter-x-hunter-original-soundtrack-2_14.html (
http://www.anime-mp3.com/2012/05/hunter-x-hunter-original-soundtrack-2_14.html))
Lossless - filetrip.net/dl?5ArGy6lRlS (
http://filetrip.net/dl?5ArGy6lRlS) (from animeost.info/8086/hunter-x-hunter-2011-ost (
http://animeost.info/8086/hunter-x-hunter-2011-ost))