--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-02-22T00:00:00Z' dns-udp-queries-received-ipv4: 1522385618 dns-udp-queries-received-ipv6: 284888988 dns-tcp-queries-received-ipv4: 50397445 dns-tcp-queries-received-ipv6: 10423569 dns-udp-responses-sent-ipv4: 1519566834 dns-udp-responses-sent-ipv6: 284869331 dns-tcp-responses-sent-ipv4: 57194691 dns-tcp-responses-sent-ipv6: 10425153