: Usually a tag for the specific individual or automated bot that encoded or uploaded the file.

(In India and select international territories) Hulu or Hotstar (In the United States and other regions)

: This indicates the source quality. A "PreDVDRip" is usually a low-to-medium quality copy sourced or leaked before the official home video (Blu-ray/Digital) release. It is often a compressed capture or an early digital leak.