--- version: rssac002v3 service: j.root-servers.net start-period: '2021-08-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5968861534 dns-udp-queries-received-ipv6: 1272664320 dns-tcp-queries-received-ipv4: 537656711 dns-tcp-queries-received-ipv6: 101657580 dns-udp-responses-sent-ipv4: 5497636215 dns-udp-responses-sent-ipv6: 1270303426 dns-tcp-responses-sent-ipv4: 373227196 dns-tcp-responses-sent-ipv6: 101953513