--- version: rssac002v3 service: i.root-servers.net start-period: '2020-06-15T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6605289244 dns-udp-queries-received-ipv6: 1291216431 dns-tcp-queries-received-ipv4: 689424400 dns-tcp-queries-received-ipv6: 167796391 dns-udp-responses-sent-ipv4: 5355333075 dns-udp-responses-sent-ipv6: 1159094710 dns-tcp-responses-sent-ipv4: 620031206 dns-tcp-responses-sent-ipv6: 156363843