--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-05-13T00:00:00Z' dns-udp-queries-received-ipv4: 1508343550 dns-udp-queries-received-ipv6: 276378804 dns-tcp-queries-received-ipv4: 33682826 dns-tcp-queries-received-ipv6: 8734481 dns-udp-responses-sent-ipv4: 1506766390 dns-udp-responses-sent-ipv6: 276336698 dns-tcp-responses-sent-ipv4: 32794923 dns-tcp-responses-sent-ipv6: 8483198