--- version: rssac002v3 service: a.root-servers.net start-period: '2017-08-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3158706695 dns-udp-queries-received-ipv6: 356144363 dns-tcp-queries-received-ipv4: 147186273 dns-tcp-queries-received-ipv6: 9514601 dns-udp-responses-sent-ipv4: 3155085731 dns-udp-responses-sent-ipv6: 356127099 dns-tcp-responses-sent-ipv4: 147034723 dns-tcp-responses-sent-ipv6: 9515623