--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-11-27T00:00:00Z' dns-udp-queries-received-ipv4: 2894170218 dns-udp-queries-received-ipv6: 538051094 dns-tcp-queries-received-ipv4: 81111670 dns-tcp-queries-received-ipv6: 31500437 dns-udp-responses-sent-ipv4: 2839775164 dns-udp-responses-sent-ipv6: 527732977 dns-tcp-responses-sent-ipv4: 41989617 dns-tcp-responses-sent-ipv6: 18331835