--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-05-13T00:00:00Z' dns-udp-queries-received-ipv4: 1535690445 dns-udp-queries-received-ipv6: 314903445 dns-tcp-queries-received-ipv4: 1433085 dns-tcp-queries-received-ipv6: 6217322 dns-udp-responses-sent-ipv4: 1535656263 dns-udp-responses-sent-ipv6: 315855888 dns-tcp-responses-sent-ipv4: 1288049 dns-tcp-responses-sent-ipv6: 6592175