--- version: rssac002v4 service: j.root-servers.net start-period: '2023-04-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6592608818 dns-udp-queries-received-ipv6: 1794410496 dns-tcp-queries-received-ipv4: 347818198 dns-tcp-queries-received-ipv6: 89535460 dns-udp-responses-sent-ipv4: 6234774295 dns-udp-responses-sent-ipv6: 1776831554 dns-tcp-responses-sent-ipv4: 252817280 dns-tcp-responses-sent-ipv6: 83799904