--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-10-19T00:00:00Z' dns-udp-queries-received-ipv4: 1971140833 dns-udp-queries-received-ipv6: 365452233 dns-tcp-queries-received-ipv4: 38989647 dns-tcp-queries-received-ipv6: 14800201 dns-udp-responses-sent-ipv4: 1966085307 dns-udp-responses-sent-ipv6: 365201695 dns-tcp-responses-sent-ipv4: 36750398 dns-tcp-responses-sent-ipv6: 13936573