--- version: rssac002v4 service: j.root-servers.net start-period: '2022-06-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5717718929 dns-udp-queries-received-ipv6: 1657425272 dns-tcp-queries-received-ipv4: 324583149 dns-tcp-queries-received-ipv6: 91904807 dns-udp-responses-sent-ipv4: 5419779255 dns-udp-responses-sent-ipv6: 1627975974 dns-tcp-responses-sent-ipv4: 233214172 dns-tcp-responses-sent-ipv6: 91873572