--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-10-22T00:00:00Z' dns-udp-queries-received-ipv4: 2037956452 dns-udp-queries-received-ipv6: 372800651 dns-tcp-queries-received-ipv4: 44477671 dns-tcp-queries-received-ipv6: 16027106 dns-udp-responses-sent-ipv4: 2031838041 dns-udp-responses-sent-ipv6: 372580353 dns-tcp-responses-sent-ipv4: 42680872 dns-tcp-responses-sent-ipv6: 15411445