--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-02-21T00:00:00Z' dns-udp-queries-received-ipv4: 1584202380 dns-udp-queries-received-ipv6: 279159295 dns-tcp-queries-received-ipv4: 46416608 dns-tcp-queries-received-ipv6: 10864771 dns-udp-responses-sent-ipv4: 1580531964 dns-udp-responses-sent-ipv6: 279138266 dns-tcp-responses-sent-ipv4: 49897890 dns-tcp-responses-sent-ipv6: 10862333