--- version: rssac002v4 service: j.root-servers.net start-period: '2022-05-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6064571390 dns-udp-queries-received-ipv6: 1492295508 dns-tcp-queries-received-ipv4: 410615263 dns-tcp-queries-received-ipv6: 51916722 dns-udp-responses-sent-ipv4: 5632178112 dns-udp-responses-sent-ipv6: 1481076071 dns-tcp-responses-sent-ipv4: 284661143 dns-tcp-responses-sent-ipv6: 51798198