--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2020-03-12T00:00:00Z' dns-udp-queries-received-ipv4: 3950977540 dns-udp-queries-received-ipv6: 725690429 dns-tcp-queries-received-ipv4: 194827551 dns-tcp-queries-received-ipv6: 66700772 dns-udp-responses-sent-ipv4: 3762868749 dns-udp-responses-sent-ipv6: 719566175 dns-tcp-responses-sent-ipv4: 181672144 dns-tcp-responses-sent-ipv6: 66736670