T411 is described as 't411 or Torrent411 was a semi-private BitTorrent tracker website founded in 2008. According to Alexa Internet, it was the 86th most visited website in France in December 2014, and the first in its category. Sourced from "Wikipedia"' and is a Torrent Tracker in the file sharing category. There are six alternatives to T411, not only websites but also apps for Tor. The best alternative is The Pirate Bay, which is free. Other great sites and apps similar to T411 are 1337X, RARBG, BTDigg and YggTorrent.
T411 alternatives are mainly Torrent Search Engines but may also be Torrent Trackers. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of T411.