--- version: rssac002v3 service: i.root-servers.net start-period: '2017-04-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5904115499 dns-udp-queries-received-ipv6: 730104986 dns-tcp-queries-received-ipv4: 77252270 dns-tcp-queries-received-ipv6: 7828697 dns-udp-responses-sent-ipv4: 5919639628 dns-udp-responses-sent-ipv6: 729830972 dns-tcp-responses-sent-ipv4: 78862614 dns-tcp-responses-sent-ipv6: 7990237