--- version: rssac002v3 service: j.root-servers.net start-period: '2018-03-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4422184387 dns-udp-queries-received-ipv6: 365569218 dns-tcp-queries-received-ipv4: 158514472 dns-tcp-queries-received-ipv6: 13686265 dns-udp-responses-sent-ipv4: 4285006350 dns-udp-responses-sent-ipv6: 363194227 dns-tcp-responses-sent-ipv4: 129583964 dns-tcp-responses-sent-ipv6: 13711416