--- version: rssac002v3 service: j.root-servers.net start-period: '2018-11-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5823967774 dns-udp-queries-received-ipv6: 839385290 dns-tcp-queries-received-ipv4: 267376801 dns-tcp-queries-received-ipv6: 44256529 dns-udp-responses-sent-ipv4: 5565633346 dns-udp-responses-sent-ipv6: 819917507 dns-tcp-responses-sent-ipv4: 194208926 dns-tcp-responses-sent-ipv6: 35668987