--- version: rssac002v3 service: i.root-servers.net start-period: '2016-07-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5051940586 dns-udp-queries-received-ipv6: 489951011 dns-tcp-queries-received-ipv4: 31239885 dns-tcp-queries-received-ipv6: 1144576 dns-udp-responses-sent-ipv4: 5063251699 dns-udp-responses-sent-ipv6: 490912295 dns-tcp-responses-sent-ipv4: 31916108 dns-tcp-responses-sent-ipv6: 1159242