Though the composition is public domain, the performance belongs to the record label that recorded the following performer (see YouTube's attributes in the full description):
Hannes Kästner
Album:
Bach, J.S.: Organ Music - Preludes and Fugues - Toccata and Fugue in D Minor - Chorales Preludes.

This album was released in 1988 and it's also available on ITunes :
https://itunes.apple.com/ca/album/bach-j-s-organ-music-preludes-fugues-toccata-fugue/id389168578