The Pirate Bay is an an online index of digital content of entertainment media and software. (source : wikipedia.org). The website faced several shutdowns and domain seizures, so I will put here everything you need to know to avoid censorship.
In addition to guaranteeing a certain anonymity, it can also be used to avoid domain filtering by Internet service provider.
To avoid Internet service provider domain filtering we can also change our DNS settings.
I personnaly like to use the FDN DNS resolvers (https://www.fdn.fr) :
The Pirate Bay team has a status page : here from where you can know which services are available or not.