--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2016-10-18T00:00:00Z' dns-udp-queries-received-ipv4: 1912198486 dns-udp-queries-received-ipv6: 362287968 dns-tcp-queries-received-ipv4: 365963 dns-tcp-queries-received-ipv6: 3775928 dns-udp-responses-sent-ipv4: 1908027124 dns-udp-responses-sent-ipv6: 362288132 dns-tcp-responses-sent-ipv4: 166807 dns-tcp-responses-sent-ipv6: 3481892