Not certain, but I’m guessing it’s something to do with how archive.org archives. I’d say it probably captured some JavaScript which uses window.location.host, which would resolve to the original (say lemmy.nz) on the original page but web.archive.org on the snapshot.

There’s dozens at least three of us!

Opnsense is great, I run it on a N100 mini pc I got from AliExpress for a couple hundred NZD. Doesn’t break a sweat up to 8gbit