--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-08-16T00:00:00Z' dns-udp-queries-received-ipv4: 3760896387 dns-udp-queries-received-ipv6: 896969103 dns-tcp-queries-received-ipv4: 51915764 dns-tcp-queries-received-ipv6: 13367435 dns-udp-responses-sent-ipv4: 3694118109 dns-udp-responses-sent-ipv6: 898713086 dns-tcp-responses-sent-ipv4: 37557635 dns-tcp-responses-sent-ipv6: 9697284