hex-code dec-code size name 04 4 32 ip4 29 41 128 ip6 06 6 16 tcp 11 17 16 udp 21 33 16 dccp 84 132 16 sctp 12D 301 0 udt 12E 302 0 utp 2A 42 -1 ipfs 1E0 480 0 http 1BB 443 0 https 1DD 477 0 ws 1BC 444 10 onion 113 275 0 libp2p-webrtc-star
