--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-03-09T00:00:00Z dns-udp-queries-received-ipv4: 3783941214 dns-udp-queries-received-ipv6: 989445310 dns-tcp-queries-received-ipv4: 110065824 dns-tcp-queries-received-ipv6: 63471984 dns-udp-responses-sent-ipv4: 3778728070 dns-udp-responses-sent-ipv6: 989316748 dns-tcp-responses-sent-ipv4: 91478202 dns-tcp-responses-sent-ipv6: 65363560