--- version: rssac002v3 service: i.root-servers.net start-period: '2017-05-20T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4821789588 dns-udp-queries-received-ipv6: 613922665 dns-tcp-queries-received-ipv4: 54852193 dns-tcp-queries-received-ipv6: 8176566 dns-udp-responses-sent-ipv4: 4809221403 dns-udp-responses-sent-ipv6: 614649578 dns-tcp-responses-sent-ipv4: 55391754 dns-tcp-responses-sent-ipv6: 8308907