--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-02-14T00:00:00Z' dns-udp-queries-received-ipv4: 1453023202 dns-udp-queries-received-ipv6: 288510938 dns-tcp-queries-received-ipv4: 48780817 dns-tcp-queries-received-ipv6: 10927923 dns-udp-responses-sent-ipv4: 1449289327 dns-udp-responses-sent-ipv6: 288495241 dns-tcp-responses-sent-ipv4: 51757477 dns-tcp-responses-sent-ipv6: 10564768