--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-06-21T00:00:00Z' dns-udp-queries-received-ipv4: 1725301192 dns-udp-queries-received-ipv6: 304432920 dns-tcp-queries-received-ipv4: 48740124 dns-tcp-queries-received-ipv6: 11590239 dns-udp-responses-sent-ipv4: 1723526434 dns-udp-responses-sent-ipv6: 304410999 dns-tcp-responses-sent-ipv4: 47468384 dns-tcp-responses-sent-ipv6: 11335771