--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-09-11T00:00:00Z dns-udp-queries-received-ipv4: 2810802690 dns-udp-queries-received-ipv6: 411148319 dns-tcp-queries-received-ipv4: 122716852 dns-tcp-queries-received-ipv6: 62148097 dns-udp-responses-sent-ipv4: 2807684183 dns-udp-responses-sent-ipv6: 411105825 dns-tcp-responses-sent-ipv4: 125879833 dns-tcp-responses-sent-ipv6: 63781343