Hi,

As you can read title, public trackers are the most famous of doing that
but do you think what changed, I can give you examples for further detail

1- PRIVATE tracker can change Announce URL, you can check it from upload page,
learnflakes doing that time to time and inform users of this.

2-PUBLIC tracker changed its domain .pw .io or give you mirror sites.

3-what`s important, Private tracker can change both:

can change name like TORRENT ViSiON now NORDiCHD

also can change domain name like

LzTr from .us to .me

Fantastiko.info to Fantastiko.space

bluetopia from xyz to cc

brokenstones from club to is
brokenstones.cn it was used about 15 years ago

locadora from xyz to cc

https://hdarea.co to .club

https://danishbits.org to .club

https://scenelinks.io/ to .me

(TheVault,ThePlace,TheEmpire,TheOccult,TheGeeks,Th eShow) from .biz to .click

They also can provide mirror sites

https://bwtorrents.cc/ for landing page
for mirrors,
https://bwtorrents.org/
http://BwTorrents.tv