--- version: rssac002v3 service: j.root-servers.net start-period: '2018-07-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5704967463 dns-udp-queries-received-ipv6: 657284638 dns-tcp-queries-received-ipv4: 305635637 dns-tcp-queries-received-ipv6: 21055368 dns-udp-responses-sent-ipv4: 5489794939 dns-udp-responses-sent-ipv6: 654971179 dns-tcp-responses-sent-ipv4: 231635582 dns-tcp-responses-sent-ipv6: 20910855