: This indicates the source of the video. A "webrip" is captured from a streaming service (like Netflix or Hulu). Unlike a "Web-DL," which is a direct download of the original stream, a webrip is often re-encoded during the capture process.
If you are looking for a "guide" on where to actually watch this specific episode, it is available through the following official platforms: Watch Supernatural s15e14 webrip x264-ion10-1
The string is a specific file naming convention commonly used in digital media distribution. : This indicates the source of the video