--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-09-13T00:00:00Z' dns-udp-queries-received-ipv4: 3102370090 dns-udp-queries-received-ipv6: 705403142 dns-tcp-queries-received-ipv4: 80290363 dns-tcp-queries-received-ipv6: 18065790 dns-udp-responses-sent-ipv4: 3044063348 dns-udp-responses-sent-ipv6: 705292809 dns-tcp-responses-sent-ipv4: 53518772 dns-tcp-responses-sent-ipv6: 12059838