--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-10-12T00:00:00Z' dns-udp-queries-received-ipv4: 2808183954 dns-udp-queries-received-ipv6: 730945831 dns-tcp-queries-received-ipv4: 60296412 dns-tcp-queries-received-ipv6: 19131068 dns-udp-responses-sent-ipv4: 2742479490 dns-udp-responses-sent-ipv6: 733762263 dns-tcp-responses-sent-ipv4: 43385092 dns-tcp-responses-sent-ipv6: 14176985