--- version: rssac002v3 service: j.root-servers.net start-period: '2017-12-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4401080455 dns-udp-queries-received-ipv6: 410512762 dns-tcp-queries-received-ipv4: 149485589 dns-tcp-queries-received-ipv6: 12783188 dns-udp-responses-sent-ipv4: 4313343086 dns-udp-responses-sent-ipv6: 408308592 dns-tcp-responses-sent-ipv4: 127716540 dns-tcp-responses-sent-ipv6: 12794072