--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-08-24T00:00:00Z dns-udp-queries-received-ipv4: 3425664283 dns-udp-queries-received-ipv6: 479841405 dns-tcp-queries-received-ipv4: 130827812 dns-tcp-queries-received-ipv6: 64583740 dns-udp-responses-sent-ipv4: 3420410631 dns-udp-responses-sent-ipv6: 479766562 dns-tcp-responses-sent-ipv4: 134442659 dns-tcp-responses-sent-ipv6: 66498414