Interesting problem.
It’s simply https://www.dietpi.com/forum/ that is hanging forever.
$ wget https://www.dietpi.com/forum/
--2025-05-03 10:52:18-- https://www.dietpi.com/forum/
Resolving www.dietpi.com (www.dietpi.com)... 104.21.12.65, 172.67.193.183, 2606:4700:3035::6815:c41, ...
Connecting to www.dietpi.com (www.dietpi.com)|104.21.12.65|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: unspecified [text/html]
Saving to: âindex.html.1â
[<=>
The interesting thing is that calls like https://www.dietpi.com/forum/site.json do succeed.
https://www.dietpi.com/forum/t/why-there-are-two-kernals-in-my-raspberry-pi4/23355 does not work and hangs forever, but
https://www.dietpi.com/forum/t/why-there-are-two-kernals-in-my-raspberry-pi4/23355.json does.