--- version: rssac002v3 service: i.root-servers.net start-period: '2017-02-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6199602214 dns-udp-queries-received-ipv6: 794558269 dns-tcp-queries-received-ipv4: 84860235 dns-tcp-queries-received-ipv6: 7207422 dns-udp-responses-sent-ipv4: 6198672601 dns-udp-responses-sent-ipv6: 794601196 dns-tcp-responses-sent-ipv4: 86591027 dns-tcp-responses-sent-ipv6: 7295281