--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2016-12-08T00:00:00Z' dns-udp-queries-received-ipv4: 2184611979 dns-udp-queries-received-ipv6: 526044994 dns-tcp-queries-received-ipv4: 847791 dns-tcp-queries-received-ipv6: 4459672 dns-udp-responses-sent-ipv4: 2180152449 dns-udp-responses-sent-ipv6: 527248174 dns-tcp-responses-sent-ipv4: 511277 dns-tcp-responses-sent-ipv6: 3992880