--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-07-14T00:00:00Z' dns-udp-queries-received-ipv4: 951835827 dns-udp-queries-received-ipv6: 168392658 dns-tcp-queries-received-ipv4: 30517416 dns-tcp-queries-received-ipv6: 7094617 dns-udp-responses-sent-ipv4: 950882901 dns-udp-responses-sent-ipv6: 168380492 dns-tcp-responses-sent-ipv4: 29883695 dns-tcp-responses-sent-ipv6: 6946113