--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2016-12-13T00:00:00Z' dns-udp-queries-received-ipv4: 2259933663 dns-udp-queries-received-ipv6: 556790710 dns-tcp-queries-received-ipv4: 766514 dns-tcp-queries-received-ipv6: 4139522 dns-udp-responses-sent-ipv4: 2258120919 dns-udp-responses-sent-ipv6: 558225776 dns-tcp-responses-sent-ipv4: 519600 dns-tcp-responses-sent-ipv6: 3634047