--- version: rssac002v3 service: j.root-servers.net start-period: '2018-02-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3307350040 dns-udp-queries-received-ipv6: 316015642 dns-tcp-queries-received-ipv4: 130095452 dns-tcp-queries-received-ipv6: 11601301 dns-udp-responses-sent-ipv4: 3228908451 dns-udp-responses-sent-ipv6: 314087152 dns-tcp-responses-sent-ipv4: 109163478 dns-tcp-responses-sent-ipv6: 11603168