--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-01-27T00:00:00Z' dns-udp-queries-received-ipv4: 2092176608 dns-udp-queries-received-ipv6: 513327803 dns-tcp-queries-received-ipv4: 1232100 dns-tcp-queries-received-ipv6: 3579916 dns-udp-responses-sent-ipv4: 2088266721 dns-udp-responses-sent-ipv6: 514030809 dns-tcp-responses-sent-ipv4: 356056 dns-tcp-responses-sent-ipv6: 3220114