--- version: rssac002v4 service: j.root-servers.net start-period: '2022-05-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6114816756 dns-udp-queries-received-ipv6: 1564366411 dns-tcp-queries-received-ipv4: 450783238 dns-tcp-queries-received-ipv6: 73765153 dns-udp-responses-sent-ipv4: 5698656804 dns-udp-responses-sent-ipv6: 1554382832 dns-tcp-responses-sent-ipv4: 323333446 dns-tcp-responses-sent-ipv6: 73641913