--- version: rssac002v3 service: i.root-servers.net start-period: '2019-11-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6718244742 dns-udp-queries-received-ipv6: 1176181648 dns-tcp-queries-received-ipv4: 710176732 dns-tcp-queries-received-ipv6: 168180108 dns-udp-responses-sent-ipv4: 5568229976 dns-udp-responses-sent-ipv6: 1058296952 dns-tcp-responses-sent-ipv4: 629778855 dns-tcp-responses-sent-ipv6: 161407124