--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-10-10T00:00:00Z' dns-udp-queries-received-ipv4: 1988000136 dns-udp-queries-received-ipv6: 372524496 dns-tcp-queries-received-ipv4: 44062427 dns-tcp-queries-received-ipv6: 15469789 dns-udp-responses-sent-ipv4: 1983829543 dns-udp-responses-sent-ipv6: 372362167 dns-tcp-responses-sent-ipv4: 42233456 dns-tcp-responses-sent-ipv6: 14877999