--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-01-23T00:00:00Z' dns-udp-queries-received-ipv4: 2104226742 dns-udp-queries-received-ipv6: 506155513 dns-tcp-queries-received-ipv4: 1341355 dns-tcp-queries-received-ipv6: 5182783 dns-udp-responses-sent-ipv4: 2100281639 dns-udp-responses-sent-ipv6: 506750977 dns-tcp-responses-sent-ipv4: 372949 dns-tcp-responses-sent-ipv6: 4633681