--- version: rssac002v3 service: d.root-servers.net start-period: '2017-12-11T00:00:00Z' end-period: '2017-12-11T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4060940893 dns-udp-queries-received-ipv6: 519931725 dns-tcp-queries-received-ipv4: 82192636 dns-tcp-queries-received-ipv6: 12359089 dns-udp-responses-sent-ipv4: 4059195557 dns-udp-responses-sent-ipv6: 519760620 dns-tcp-responses-sent-ipv4: 82153812 dns-tcp-responses-sent-ipv6: 12356819