--- version: rssac002v3 service: i.root-servers.net start-period: '2017-04-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4968740311 dns-udp-queries-received-ipv6: 645748074 dns-tcp-queries-received-ipv4: 69736818 dns-tcp-queries-received-ipv6: 7848668 dns-udp-responses-sent-ipv4: 4967990684 dns-udp-responses-sent-ipv6: 645819725 dns-tcp-responses-sent-ipv4: 70370725 dns-tcp-responses-sent-ipv6: 7993986