Finding KiwiFarms posts that currently dox a user are going to be hard, because now that the site is under increased scrutiny from the public there is likely to be an attempt from moderators to remove posts. We can clearly find posts however that doxxing has been part of the sites history for years.

For example, this post contains an address:

https://kiwifarms.net/threads/onision-james-gregory-jackson-...

Here is a post containing the IP of some user:

https://kiwifarms.net/threads/leonard-f-shaner-jr.9940/page-...

Here is a list of past addresses for someone:

https://kiwifarms.net/threads/russell-greer-just_some_dude_n...