--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-09-09T00:00:00Z' dns-udp-queries-received-ipv4: 3093667422 dns-udp-queries-received-ipv6: 707184382 dns-tcp-queries-received-ipv4: 74596344 dns-tcp-queries-received-ipv6: 17624966 dns-udp-responses-sent-ipv4: 3038465796 dns-udp-responses-sent-ipv6: 702652564 dns-tcp-responses-sent-ipv4: 52622995 dns-tcp-responses-sent-ipv6: 12808145