--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-06-14T00:00:00Z' dns-udp-queries-received-ipv4: 1920135050 dns-udp-queries-received-ipv6: 337817087 dns-tcp-queries-received-ipv4: 49067821 dns-tcp-queries-received-ipv6: 11146603 dns-udp-responses-sent-ipv4: 1917778016 dns-udp-responses-sent-ipv6: 337800794 dns-tcp-responses-sent-ipv4: 47321801 dns-tcp-responses-sent-ipv6: 10885546