How does a DHT in a Bittorent client get “bootstrapped”?
The mainline DHT bootstrap nodes are router.utorrent.com and a CNAME to it, router.bittorrent.com. Port 6881.
bittorrent
How do BitTorrent magnet links work?
A BitTorrent magnet link identifies a torrent using1 a SHA-1 or truncated SHA-256 hash value known as the “infohash”. This is the same value that peers (clients) use to identify torrents when communicating with trackers or other peers. A traditional .torrent file contains a data structure with two top-level keys: announce, identifying the tracker(s) to … Read more