--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-09-03T00:00:00Z' dns-udp-queries-received-ipv4: 3146566115 dns-udp-queries-received-ipv6: 708345966 dns-tcp-queries-received-ipv4: 70893091 dns-tcp-queries-received-ipv6: 15222459 dns-udp-responses-sent-ipv4: 3054806358 dns-udp-responses-sent-ipv6: 707960657 dns-tcp-responses-sent-ipv4: 42144419 dns-tcp-responses-sent-ipv6: 9651221