--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-10-06T00:00:00Z' dns-udp-queries-received-ipv4: 1899680522 dns-udp-queries-received-ipv6: 363556423 dns-tcp-queries-received-ipv4: 40174387 dns-tcp-queries-received-ipv6: 14234692 dns-udp-responses-sent-ipv4: 1894292787 dns-udp-responses-sent-ipv6: 363463529 dns-tcp-responses-sent-ipv4: 38631122 dns-tcp-responses-sent-ipv6: 13745640