--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-02-06T00:00:00Z dns-udp-queries-received-ipv4: 3542792487 dns-udp-queries-received-ipv6: 852920359 dns-tcp-queries-received-ipv4: 114939185 dns-tcp-queries-received-ipv6: 75293897 dns-udp-responses-sent-ipv4: 3535029956 dns-udp-responses-sent-ipv6: 852792769 dns-tcp-responses-sent-ipv4: 95774911 dns-tcp-responses-sent-ipv6: 77261984