--- version: rssac002v3 service: i.root-servers.net start-period: '2017-03-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5975853331 dns-udp-queries-received-ipv6: 802106206 dns-tcp-queries-received-ipv4: 76460676 dns-tcp-queries-received-ipv6: 7064768 dns-udp-responses-sent-ipv4: 5955064545 dns-udp-responses-sent-ipv6: 801817927 dns-tcp-responses-sent-ipv4: 78006266 dns-tcp-responses-sent-ipv6: 7117219