--- version: rssac002v3 service: j.root-servers.net start-period: '2020-02-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8119847166 dns-udp-queries-received-ipv6: 1317812852 dns-tcp-queries-received-ipv4: 594944865 dns-tcp-queries-received-ipv6: 85878721 dns-udp-responses-sent-ipv4: 7604539134 dns-udp-responses-sent-ipv6: 1313209764 dns-tcp-responses-sent-ipv4: 463321390 dns-tcp-responses-sent-ipv6: 85643030