--- version: rssac002v3 service: j.root-servers.net start-period: '2017-04-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5212403309 dns-udp-queries-received-ipv6: 597618293 dns-tcp-queries-received-ipv4: 144278406 dns-tcp-queries-received-ipv6: 8014724 dns-udp-responses-sent-ipv4: 5124814818 dns-udp-responses-sent-ipv6: 599232942 dns-tcp-responses-sent-ipv4: 120896995 dns-tcp-responses-sent-ipv6: 8093600