--- version: rssac002v3 service: j.root-servers.net start-period: '2018-10-17T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6068085926 dns-udp-queries-received-ipv6: 768353113 dns-tcp-queries-received-ipv4: 311809576 dns-tcp-queries-received-ipv6: 28208226 dns-udp-responses-sent-ipv4: 5740974006 dns-udp-responses-sent-ipv6: 761127705 dns-tcp-responses-sent-ipv4: 225141000 dns-tcp-responses-sent-ipv6: 27300158