--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-02-09T00:00:00Z' dns-udp-queries-received-ipv4: 1513136425 dns-udp-queries-received-ipv6: 291631608 dns-tcp-queries-received-ipv4: 53173765 dns-tcp-queries-received-ipv6: 10582055 dns-udp-responses-sent-ipv4: 1503053804 dns-udp-responses-sent-ipv6: 291587991 dns-tcp-responses-sent-ipv4: 58855927 dns-tcp-responses-sent-ipv6: 10432121