--- version: rssac002v3 service: i.root-servers.net start-period: '2017-02-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6575832810 dns-udp-queries-received-ipv6: 782355459 dns-tcp-queries-received-ipv4: 90768968 dns-tcp-queries-received-ipv6: 7406583 dns-udp-responses-sent-ipv4: 6598338322 dns-udp-responses-sent-ipv6: 783802960 dns-tcp-responses-sent-ipv4: 92475271 dns-tcp-responses-sent-ipv6: 7443824