--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-07-29T00:00:00Z' dns-udp-queries-received-ipv4: 2202598852 dns-udp-queries-received-ipv6: 379537058 dns-tcp-queries-received-ipv4: 47593711 dns-tcp-queries-received-ipv6: 11959268 dns-udp-responses-sent-ipv4: 2200895190 dns-udp-responses-sent-ipv6: 379494472 dns-tcp-responses-sent-ipv4: 46670069 dns-tcp-responses-sent-ipv6: 11732890