1. satellite is good also nostr.build n void.cat
2. any of nostrcheck.me mirrors is also fine as backup
3. also many are using outside free/paid servers for static images already
blossom - CDN image nostrudel upcoming also
use more - decentralize
If nostr.build down, don't forget https://nostrimg.com/ and so many others like https://satellite.earth/cdn
1. satellite is good also nostr.build n void.cat
2. any of nostrcheck.me mirrors is also fine as backup
3. also many are using outside free/paid servers for static images already
blossom - CDN image nostrudel upcoming also
use more - decentralize