--- version: rssac002v3 service: j.root-servers.net start-period: '2017-05-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5047578957 dns-udp-queries-received-ipv6: 631437242 dns-tcp-queries-received-ipv4: 135685111 dns-tcp-queries-received-ipv6: 10585008 dns-udp-responses-sent-ipv4: 4980292714 dns-udp-responses-sent-ipv6: 631551156 dns-tcp-responses-sent-ipv4: 116437805 dns-tcp-responses-sent-ipv6: 10495657