--- version: rssac002v3 service: j.root-servers.net start-period: '2020-01-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9043688208 dns-udp-queries-received-ipv6: 1200169574 dns-tcp-queries-received-ipv4: 692137550 dns-tcp-queries-received-ipv6: 108760119 dns-udp-responses-sent-ipv4: 8384575326 dns-udp-responses-sent-ipv6: 1166066382 dns-tcp-responses-sent-ipv4: 507391667 dns-tcp-responses-sent-ipv6: 94014004