--- version: rssac002v3 service: i.root-servers.net start-period: '2018-08-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5920757256 dns-udp-queries-received-ipv6: 1132108559 dns-tcp-queries-received-ipv4: 140663750 dns-tcp-queries-received-ipv6: 25309516 dns-udp-responses-sent-ipv4: 5937353926 dns-udp-responses-sent-ipv6: 1130913665 dns-tcp-responses-sent-ipv4: 137063360 dns-tcp-responses-sent-ipv6: 24815384