--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-08-08T00:00:00Z dns-udp-queries-received-ipv4: 2927169809 dns-udp-queries-received-ipv6: 433532808 dns-tcp-queries-received-ipv4: 117087175 dns-tcp-queries-received-ipv6: 60953444 dns-udp-responses-sent-ipv4: 2923889133 dns-udp-responses-sent-ipv6: 433489231 dns-tcp-responses-sent-ipv4: 120235102 dns-tcp-responses-sent-ipv6: 62939188