--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2020-12-06T00:00:00Z dns-udp-queries-received-ipv4: 5595454762 dns-udp-queries-received-ipv6: 1141239305 dns-tcp-queries-received-ipv4: 145647424 dns-tcp-queries-received-ipv6: 76193863 dns-udp-responses-sent-ipv4: 5562597187 dns-udp-responses-sent-ipv6: 1141015510 dns-tcp-responses-sent-ipv4: 124136456 dns-tcp-responses-sent-ipv6: 78658447