--- version: rssac002v3 service: j.root-servers.net start-period: '2020-04-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9447653051 dns-udp-queries-received-ipv6: 1350325347 dns-tcp-queries-received-ipv4: 796993693 dns-tcp-queries-received-ipv6: 150335585 dns-udp-responses-sent-ipv4: 8695509452 dns-udp-responses-sent-ipv6: 1325351766 dns-tcp-responses-sent-ipv4: 591719016 dns-tcp-responses-sent-ipv6: 143646106