--- version: rssac002v3 service: j.root-servers.net start-period: '2017-06-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5046425212 dns-udp-queries-received-ipv6: 559681879 dns-tcp-queries-received-ipv4: 156066846 dns-tcp-queries-received-ipv6: 10431071 dns-udp-responses-sent-ipv4: 4936133259 dns-udp-responses-sent-ipv6: 560295223 dns-tcp-responses-sent-ipv4: 123512827 dns-tcp-responses-sent-ipv6: 10513309