--- version: rssac002v3 service: j.root-servers.net start-period: '2019-05-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8504195456 dns-udp-queries-received-ipv6: 1415804086 dns-tcp-queries-received-ipv4: 824146628 dns-tcp-queries-received-ipv6: 76174805 dns-udp-responses-sent-ipv4: 7713701792 dns-udp-responses-sent-ipv6: 1370205388 dns-tcp-responses-sent-ipv4: 571714276 dns-tcp-responses-sent-ipv6: 55008071