--- version: rssac002v3 service: i.root-servers.net start-period: '2016-12-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6227241632 dns-udp-queries-received-ipv6: 737629192 dns-tcp-queries-received-ipv4: 64103019 dns-tcp-queries-received-ipv6: 7257931 dns-udp-responses-sent-ipv4: 6323373520 dns-udp-responses-sent-ipv6: 737156073 dns-tcp-responses-sent-ipv4: 66167435 dns-tcp-responses-sent-ipv6: 7160339