--- version: rssac002v4 service: j.root-servers.net start-period: '2022-07-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5597991949 dns-udp-queries-received-ipv6: 1582293479 dns-tcp-queries-received-ipv4: 321385684 dns-tcp-queries-received-ipv6: 67385019 dns-udp-responses-sent-ipv4: 5267367625 dns-udp-responses-sent-ipv6: 1555436409 dns-tcp-responses-sent-ipv4: 223689698 dns-tcp-responses-sent-ipv6: 67323159