--- version: rssac002v4 service: j.root-servers.net start-period: '2023-07-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6322580195 dns-udp-queries-received-ipv6: 2036957939 dns-tcp-queries-received-ipv4: 238977452 dns-tcp-queries-received-ipv6: 87897230 dns-udp-responses-sent-ipv4: 6098908484 dns-udp-responses-sent-ipv6: 1992311104 dns-tcp-responses-sent-ipv4: 191788553 dns-tcp-responses-sent-ipv6: 72136075