--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-04-14T00:00:00Z' dns-udp-queries-received-ipv4: 1874134692 dns-udp-queries-received-ipv6: 460902312 dns-tcp-queries-received-ipv4: 2019065 dns-tcp-queries-received-ipv6: 5565188 dns-udp-responses-sent-ipv4: 1878184137 dns-udp-responses-sent-ipv6: 463732801 dns-tcp-responses-sent-ipv4: 2114514 dns-tcp-responses-sent-ipv6: 5753588