On https://ftp.halifax.rwth-aachen.de you can find...

- a full Bitcoin node (top 10 according to bitnodes.io)

- a Nostr relay

- Tor relays (guard, over 2 GBit/sec)

- 28 TByte worth of open source software (with rsync access)

All of that is served via IPv4 & IPv6, up to 20 GBit/sec, with lots of fast storage. Enjoy!