--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-10-20T00:00:00Z' dns-udp-queries-received-ipv4: 1879655298 dns-udp-queries-received-ipv6: 358851836 dns-tcp-queries-received-ipv4: 36732921 dns-tcp-queries-received-ipv6: 14413886 dns-udp-responses-sent-ipv4: 1875775609 dns-udp-responses-sent-ipv6: 358687257 dns-tcp-responses-sent-ipv4: 34874769 dns-tcp-responses-sent-ipv6: 13667771