--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2016-09-16T00:00:00Z' dns-udp-queries-received-ipv4: 2245726351 dns-udp-queries-received-ipv6: 394599255 dns-tcp-queries-received-ipv4: 241478 dns-tcp-queries-received-ipv6: 657087 dns-udp-responses-sent-ipv4: 2218439885 dns-udp-responses-sent-ipv6: 394539782 dns-tcp-responses-sent-ipv4: 97750 dns-tcp-responses-sent-ipv6: 607013