--- version: rssac002v3 service: j.root-servers.net start-period: '2018-12-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6087244841 dns-udp-queries-received-ipv6: 732887433 dns-tcp-queries-received-ipv4: 480504919 dns-tcp-queries-received-ipv6: 47334605 dns-udp-responses-sent-ipv4: 5571093431 dns-udp-responses-sent-ipv6: 703650082 dns-tcp-responses-sent-ipv4: 300519822 dns-tcp-responses-sent-ipv6: 34369933