--- version: rssac002v3 service: i.root-servers.net start-period: '2016-09-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7163620903 dns-udp-queries-received-ipv6: 629128948 dns-tcp-queries-received-ipv4: 40130411 dns-tcp-queries-received-ipv6: 1684788 dns-udp-responses-sent-ipv4: 7230397791 dns-udp-responses-sent-ipv6: 630499900 dns-tcp-responses-sent-ipv4: 42354960 dns-tcp-responses-sent-ipv6: 1699631