--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-03-17T00:00:00Z' dns-udp-queries-received-ipv4: 2173884544 dns-udp-queries-received-ipv6: 505195114 dns-tcp-queries-received-ipv4: 2422452 dns-tcp-queries-received-ipv6: 4143422 dns-udp-responses-sent-ipv4: 2183004492 dns-udp-responses-sent-ipv6: 505587019 dns-tcp-responses-sent-ipv4: 1002994 dns-tcp-responses-sent-ipv6: 3740589