--- version: rssac002v3 service: d.root-servers.net start-period: '2016-12-20T00:00:00Z' end-period: '2016-12-20T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4290102321 dns-udp-queries-received-ipv6: 718020544 dns-tcp-queries-received-ipv4: 79483692 dns-tcp-queries-received-ipv6: 7334417 dns-udp-responses-sent-ipv4: 4279681403 dns-udp-responses-sent-ipv6: 717766009 dns-tcp-responses-sent-ipv4: 79301304 dns-tcp-responses-sent-ipv6: 7334130