--- version: rssac002v3 service: b.root-servers.net start-period: 2017-04-02T00:00:00Z metric: traffic-volume dns-udp-queries-received-ipv4: 2154849907 dns-udp-queries-received-ipv6: 328537761 dns-tcp-queries-received-ipv4: 59507312 dns-tcp-queries-received-ipv6: 6274684 dns-udp-responses-sent-ipv4: 2079654472 dns-udp-responses-sent-ipv6: 328224053 dns-tcp-responses-sent-ipv4: 59492183 dns-tcp-responses-sent-ipv6: 6269517