--- version: rssac002v3 service: a.root-servers.net start-period: '2017-10-31T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3813092111 dns-udp-queries-received-ipv6: 442337440 dns-tcp-queries-received-ipv4: 215523198 dns-tcp-queries-received-ipv6: 12471571 dns-udp-responses-sent-ipv4: 3810150122 dns-udp-responses-sent-ipv6: 442319557 dns-tcp-responses-sent-ipv4: 216177473 dns-tcp-responses-sent-ipv6: 12584949