--- version: rssac002v3 service: d.root-servers.net start-period: '2017-03-21T00:00:00Z' end-period: '2017-03-21T23:59:59Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4746495358 dns-udp-queries-received-ipv6: 846886047 dns-tcp-queries-received-ipv4: 75473270 dns-tcp-queries-received-ipv6: 8884528 dns-udp-responses-sent-ipv4: 4737394381 dns-udp-responses-sent-ipv6: 846791785 dns-tcp-responses-sent-ipv4: 75204677 dns-tcp-responses-sent-ipv6: 8882517