--- version: rssac002v3 service: i.root-servers.net start-period: '2017-04-05T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6125472577 dns-udp-queries-received-ipv6: 798398199 dns-tcp-queries-received-ipv4: 90774787 dns-tcp-queries-received-ipv6: 9279925 dns-udp-responses-sent-ipv4: 6137471045 dns-udp-responses-sent-ipv6: 798057639 dns-tcp-responses-sent-ipv4: 92527404 dns-tcp-responses-sent-ipv6: 9444664