--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-09-30T00:00:00Z dns-udp-queries-received-ipv4: 3104473924 dns-udp-queries-received-ipv6: 601981904 dns-tcp-queries-received-ipv4: 107964860 dns-tcp-queries-received-ipv6: 69868751 dns-udp-responses-sent-ipv4: 3100830917 dns-udp-responses-sent-ipv6: 601625919 dns-tcp-responses-sent-ipv4: 109191426 dns-tcp-responses-sent-ipv6: 69825051