--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2022-04-11T00:00:00Z dns-udp-queries-received-ipv4: 3341577486 dns-udp-queries-received-ipv6: 1032499181 dns-tcp-queries-received-ipv4: 57287156 dns-tcp-queries-received-ipv6: 25390282 dns-udp-responses-sent-ipv4: 3340009239 dns-udp-responses-sent-ipv6: 1032223233 dns-tcp-responses-sent-ipv4: 60166771 dns-tcp-responses-sent-ipv6: 26776961