--- version: rssac002v3 service: b.root-servers.net start-period: 2017-06-05T00:00:00Z metric: traffic-volume dns-udp-queries-received-ipv4: 2187622928 dns-udp-queries-received-ipv6: 480353472 dns-tcp-queries-received-ipv4: 62493725 dns-tcp-queries-received-ipv6: 8235065 dns-udp-responses-sent-ipv4: 2120858518 dns-udp-responses-sent-ipv6: 435665394 dns-tcp-responses-sent-ipv4: 62478177 dns-tcp-responses-sent-ipv6: 7443537