--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-07-28T00:00:00Z' dns-udp-queries-received-ipv4: 1789176092 dns-udp-queries-received-ipv6: 295610239 dns-tcp-queries-received-ipv4: 47297462 dns-tcp-queries-received-ipv6: 11427464 dns-udp-responses-sent-ipv4: 1787723623 dns-udp-responses-sent-ipv6: 295578495 dns-tcp-responses-sent-ipv4: 46335230 dns-tcp-responses-sent-ipv6: 11199071