--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-12-06T00:00:00Z' dns-udp-queries-received-ipv4: 1515480552 dns-udp-queries-received-ipv6: 242306298 dns-tcp-queries-received-ipv4: 2351418 dns-tcp-queries-received-ipv6: 8033799 dns-udp-responses-sent-ipv4: 1509009432 dns-udp-responses-sent-ipv6: 241990242 dns-tcp-responses-sent-ipv4: 2593493 dns-tcp-responses-sent-ipv6: 7777946