--- version: rssac002v3 service: i.root-servers.net start-period: '2016-12-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6468088794 dns-udp-queries-received-ipv6: 748038260 dns-tcp-queries-received-ipv4: 66318812 dns-tcp-queries-received-ipv6: 8489094 dns-udp-responses-sent-ipv4: 6575271145 dns-udp-responses-sent-ipv6: 747108180 dns-tcp-responses-sent-ipv4: 67942700 dns-tcp-responses-sent-ipv6: 8537495