--- version: rssac002v4 service: j.root-servers.net start-period: '2021-11-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5706289244 dns-udp-queries-received-ipv6: 1263041912 dns-tcp-queries-received-ipv4: 349141596 dns-tcp-queries-received-ipv6: 78908342 dns-udp-responses-sent-ipv4: 5359850205 dns-udp-responses-sent-ipv6: 1223507888 dns-tcp-responses-sent-ipv4: 247470605 dns-tcp-responses-sent-ipv6: 74973220