--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-09-12T00:00:00Z' dns-udp-queries-received-ipv4: 3093147021 dns-udp-queries-received-ipv6: 684801015 dns-tcp-queries-received-ipv4: 77847586 dns-tcp-queries-received-ipv6: 17950211 dns-udp-responses-sent-ipv4: 3032312098 dns-udp-responses-sent-ipv6: 684799971 dns-tcp-responses-sent-ipv4: 52924030 dns-tcp-responses-sent-ipv6: 12134186