--- version: rssac002v3 service: i.root-servers.net start-period: '2017-09-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6307850424 dns-udp-queries-received-ipv6: 618043104 dns-tcp-queries-received-ipv4: 109841725 dns-tcp-queries-received-ipv6: 11233539 dns-udp-responses-sent-ipv4: 6288458816 dns-udp-responses-sent-ipv6: 613028076 dns-tcp-responses-sent-ipv4: 111080600 dns-tcp-responses-sent-ipv6: 11467283