--- version: rssac002v3 service: d.root-servers.net start-period: '2018-12-03T00:00:00Z' end-period: '2018-12-03T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6321705818 dns-udp-queries-received-ipv6: 1426164759 dns-tcp-queries-received-ipv4: 327132224 dns-tcp-queries-received-ipv6: 52417900 dns-udp-responses-sent-ipv4: 6321846426 dns-udp-responses-sent-ipv6: 1425920798 dns-tcp-responses-sent-ipv4: 326932493 dns-tcp-responses-sent-ipv6: 52390604