--- version: rssac002v3 service: j.root-servers.net start-period: '2021-03-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6875778129 dns-udp-queries-received-ipv6: 1495422100 dns-tcp-queries-received-ipv4: 606960702 dns-tcp-queries-received-ipv6: 135956856 dns-udp-responses-sent-ipv4: 6337853154 dns-udp-responses-sent-ipv6: 1477989687 dns-tcp-responses-sent-ipv4: 420191676 dns-tcp-responses-sent-ipv6: 130461043