--- version: rssac002v3 service: i.root-servers.net start-period: '2016-12-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7067527213 dns-udp-queries-received-ipv6: 776154606 dns-tcp-queries-received-ipv4: 77868645 dns-tcp-queries-received-ipv6: 8007907 dns-udp-responses-sent-ipv4: 7176905698 dns-udp-responses-sent-ipv6: 775820564 dns-tcp-responses-sent-ipv4: 80135207 dns-tcp-responses-sent-ipv6: 8073665