--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-07-14T00:00:00Z' dns-udp-queries-received-ipv4: 2747811536 dns-udp-queries-received-ipv6: 548606803 dns-tcp-queries-received-ipv4: 59453207 dns-tcp-queries-received-ipv6: 15177151 dns-udp-responses-sent-ipv4: 2704672953 dns-udp-responses-sent-ipv6: 547819668 dns-tcp-responses-sent-ipv4: 36643028 dns-tcp-responses-sent-ipv6: 9715083