--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-07-31T00:00:00Z' dns-udp-queries-received-ipv4: 2980267017 dns-udp-queries-received-ipv6: 585544805 dns-tcp-queries-received-ipv4: 67806525 dns-tcp-queries-received-ipv6: 17131246 dns-udp-responses-sent-ipv4: 2944849585 dns-udp-responses-sent-ipv6: 585416179 dns-tcp-responses-sent-ipv4: 48777994 dns-tcp-responses-sent-ipv6: 11771449