--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-05-03T00:00:00Z' dns-udp-queries-received-ipv4: 1589263708 dns-udp-queries-received-ipv6: 365735630 dns-tcp-queries-received-ipv4: 42149415 dns-tcp-queries-received-ipv6: 9331661 dns-udp-responses-sent-ipv4: 1587475657 dns-udp-responses-sent-ipv6: 365698642 dns-tcp-responses-sent-ipv4: 41182883 dns-tcp-responses-sent-ipv6: 9137781