--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-12-04T00:00:00Z' dns-udp-queries-received-ipv4: 1571009621 dns-udp-queries-received-ipv6: 248483897 dns-tcp-queries-received-ipv4: 2418264 dns-tcp-queries-received-ipv6: 7955583 dns-udp-responses-sent-ipv4: 1564283965 dns-udp-responses-sent-ipv6: 248323702 dns-tcp-responses-sent-ipv4: 2817303 dns-tcp-responses-sent-ipv6: 7473758