--- version: rssac002v3 service: i.root-servers.net start-period: '2017-05-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5490777790 dns-udp-queries-received-ipv6: 660768603 dns-tcp-queries-received-ipv4: 77198983 dns-tcp-queries-received-ipv6: 8039993 dns-udp-responses-sent-ipv4: 5505255855 dns-udp-responses-sent-ipv6: 660691637 dns-tcp-responses-sent-ipv4: 77769237 dns-tcp-responses-sent-ipv6: 8196207