--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-05-17T00:00:00Z' dns-udp-queries-received-ipv4: 1654945647 dns-udp-queries-received-ipv6: 380566265 dns-tcp-queries-received-ipv4: 1897050 dns-tcp-queries-received-ipv6: 6431181 dns-udp-responses-sent-ipv4: 1657627837 dns-udp-responses-sent-ipv6: 382629288 dns-tcp-responses-sent-ipv4: 2273861 dns-tcp-responses-sent-ipv6: 6886176