--- version: rssac002v3 service: i.root-servers.net start-period: '2016-06-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5696606080 dns-udp-queries-received-ipv6: 453876844 dns-tcp-queries-received-ipv4: 18398528 dns-tcp-queries-received-ipv6: 827263 dns-udp-responses-sent-ipv4: 5697919414 dns-udp-responses-sent-ipv6: 453632096 dns-tcp-responses-sent-ipv4: 18656620 dns-tcp-responses-sent-ipv6: 832211