--- version: rssac002v3 service: j.root-servers.net start-period: '2017-07-18T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4880647631 dns-udp-queries-received-ipv6: 510986452 dns-tcp-queries-received-ipv4: 191092759 dns-tcp-queries-received-ipv6: 11660377 dns-udp-responses-sent-ipv4: 4755503541 dns-udp-responses-sent-ipv6: 508635499 dns-tcp-responses-sent-ipv4: 151774089 dns-tcp-responses-sent-ipv6: 11590949