--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-04-03T00:00:00Z' dns-udp-queries-received-ipv4: 1552103757 dns-udp-queries-received-ipv6: 304373727 dns-tcp-queries-received-ipv4: 35408762 dns-tcp-queries-received-ipv6: 8369559 dns-udp-responses-sent-ipv4: 1550282881 dns-udp-responses-sent-ipv6: 304351190 dns-tcp-responses-sent-ipv4: 34084978 dns-tcp-responses-sent-ipv6: 8102821