--- version: rssac002v4 service: j.root-servers.net start-period: '2022-05-16T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5937481718 dns-udp-queries-received-ipv6: 1537414417 dns-tcp-queries-received-ipv4: 377881928 dns-tcp-queries-received-ipv6: 52028299 dns-udp-responses-sent-ipv4: 5522720527 dns-udp-responses-sent-ipv6: 1525369736 dns-tcp-responses-sent-ipv4: 252865932 dns-tcp-responses-sent-ipv6: 51843482