Same for me as of this post.

fine for me, maybe was down for maintenance or something...

possibly related to the AWS outage

I reached the first page no problem. but the second one said this:

Sorry, you don't have enough rights to continue.

That first page I linked is not the one I tried to link. How it went from Industries and cargo to modding I dont know.

Should have been
https://wiki.transportfever2.com/doku.php?id=gamemanual:industriescargos