--- version: rssac002v3 service: i.root-servers.net start-period: '2016-09-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5006115643 dns-udp-queries-received-ipv6: 503810125 dns-tcp-queries-received-ipv4: 38553085 dns-tcp-queries-received-ipv6: 1327281 dns-udp-responses-sent-ipv4: 4958610826 dns-udp-responses-sent-ipv6: 504365162 dns-tcp-responses-sent-ipv4: 39772071 dns-tcp-responses-sent-ipv6: 1336931