--- version: rssac002v3 service: j.root-servers.net start-period: '2021-02-24T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7025674401 dns-udp-queries-received-ipv6: 1509685843 dns-tcp-queries-received-ipv4: 571417257 dns-tcp-queries-received-ipv6: 101401015 dns-udp-responses-sent-ipv4: 6500482349 dns-udp-responses-sent-ipv6: 1497521942 dns-tcp-responses-sent-ipv4: 398265589 dns-tcp-responses-sent-ipv6: 97975745