--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-03-26T00:00:00Z' dns-udp-queries-received-ipv4: 2400040599 dns-udp-queries-received-ipv6: 480458086 dns-tcp-queries-received-ipv4: 38225204 dns-tcp-queries-received-ipv6: 11843067 dns-udp-responses-sent-ipv4: 2371308185 dns-udp-responses-sent-ipv6: 477699235 dns-tcp-responses-sent-ipv4: 34761455 dns-tcp-responses-sent-ipv6: 11001391