--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-11-21T00:00:00Z' dns-udp-queries-received-ipv4: 1988060166 dns-udp-queries-received-ipv6: 416255090 dns-tcp-queries-received-ipv4: 44991776 dns-tcp-queries-received-ipv6: 16486795 dns-udp-responses-sent-ipv4: 1985534413 dns-udp-responses-sent-ipv6: 415853207 dns-tcp-responses-sent-ipv4: 42515920 dns-tcp-responses-sent-ipv6: 15638297