--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-10-05T00:00:00Z' dns-udp-queries-received-ipv4: 3529872075 dns-udp-queries-received-ipv6: 716189370 dns-tcp-queries-received-ipv4: 55691374 dns-tcp-queries-received-ipv6: 14329142 dns-udp-responses-sent-ipv4: 3122479171 dns-udp-responses-sent-ipv6: 717214040 dns-tcp-responses-sent-ipv4: 34988830 dns-tcp-responses-sent-ipv6: 9531026