--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2016-10-04T00:00:00Z' dns-udp-queries-received-ipv4: 2102667282 dns-udp-queries-received-ipv6: 363554316 dns-tcp-queries-received-ipv4: 375340 dns-tcp-queries-received-ipv6: 3847900 dns-udp-responses-sent-ipv4: 2100714836 dns-udp-responses-sent-ipv6: 363607151 dns-tcp-responses-sent-ipv4: 212220 dns-tcp-responses-sent-ipv6: 3528484