It can do both, lossiness is toggleable.
If you’ve seen a picture on Lemmy, you’ve almost certainly seen a WebP. A fair bit of software – most egregiously from Microsoft – refuses to decode them still, but every major browser has supported WebP for years and since superior data efficiency compared to JPG/PNG means is already very widely used on the web. Bandwidth is not that cheap.
That’s an ARIN block according to Wikipedia so North America, under Northen Telecom until 2010. It does look like Alibaba operate many networks under that
/8
, but I very much doubt it’s the whole/8
which would be worth a lot; a/16
is apparently worth around $3-4M, so a/8
can be extrapolated to be worth upwards of a billion dollars! I doubt they put all their eggs into that particular basket. So you’re probably matching a lot of innocent North American IPs with this.