--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-06-15T00:00:00Z' dns-udp-queries-received-ipv4: 1925302571 dns-udp-queries-received-ipv6: 324703828 dns-tcp-queries-received-ipv4: 49267603 dns-tcp-queries-received-ipv6: 11471462 dns-udp-responses-sent-ipv4: 1921625747 dns-udp-responses-sent-ipv6: 324698002 dns-tcp-responses-sent-ipv4: 48599892 dns-tcp-responses-sent-ipv6: 11364225