--- version: rssac002v3 service: a.root-servers.net start-period: '2017-06-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3436575678 dns-udp-queries-received-ipv6: 369120173 dns-tcp-queries-received-ipv4: 134005409 dns-tcp-queries-received-ipv6: 8303963 dns-udp-responses-sent-ipv4: 3434588126 dns-udp-responses-sent-ipv6: 369110089 dns-tcp-responses-sent-ipv4: 134068745 dns-tcp-responses-sent-ipv6: 8434868