--- version: rssac002v3 service: i.root-servers.net start-period: '2018-08-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4899472455 dns-udp-queries-received-ipv6: 1020058271 dns-tcp-queries-received-ipv4: 126648099 dns-tcp-queries-received-ipv6: 24865684 dns-udp-responses-sent-ipv4: 4871860225 dns-udp-responses-sent-ipv6: 1018433814 dns-tcp-responses-sent-ipv4: 123654737 dns-tcp-responses-sent-ipv6: 24399764