Measuring minrelaytxfee across the Bitcoin network

I crawled the Bitcoin network to record the minimum relay fee advertised by reachable nodes through the FEEFILTER message. The scan used a modified version of virtu’s p2p-crawler which connects to every node, waits up to three minutes for a FEEFILTER message, and records the result. If no FEEFILTER message is received within the timeout the node is listed as “No FEEFILTER sent.” Only nodes that…