--- version: rssac002v4 service: j.root-servers.net start-period: '2022-06-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5595640434 dns-udp-queries-received-ipv6: 1561887324 dns-tcp-queries-received-ipv4: 325611728 dns-tcp-queries-received-ipv6: 58510059 dns-udp-responses-sent-ipv4: 5261025584 dns-udp-responses-sent-ipv6: 1550911705 dns-tcp-responses-sent-ipv4: 222167346 dns-tcp-responses-sent-ipv6: 58428828