--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-11-21T00:00:00Z' dns-udp-queries-received-ipv4: 2764072068 dns-udp-queries-received-ipv6: 485249213 dns-tcp-queries-received-ipv4: 71120604 dns-tcp-queries-received-ipv6: 26643169 dns-udp-responses-sent-ipv4: 2714465092 dns-udp-responses-sent-ipv6: 483528351 dns-tcp-responses-sent-ipv4: 36053600 dns-tcp-responses-sent-ipv6: 14812831