--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-02-13T00:00:00Z' dns-udp-queries-received-ipv4: 1409468360 dns-udp-queries-received-ipv6: 297394153 dns-tcp-queries-received-ipv4: 51804679 dns-tcp-queries-received-ipv6: 10989862 dns-udp-responses-sent-ipv4: 1403613365 dns-udp-responses-sent-ipv6: 297338731 dns-tcp-responses-sent-ipv4: 56371136 dns-tcp-responses-sent-ipv6: 10692907