--- version: rssac002v3 service: j.root-servers.net start-period: '2020-03-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9325775287 dns-udp-queries-received-ipv6: 1506515249 dns-tcp-queries-received-ipv4: 714257662 dns-tcp-queries-received-ipv6: 135871744 dns-udp-responses-sent-ipv4: 8650077814 dns-udp-responses-sent-ipv6: 1479785934 dns-tcp-responses-sent-ipv4: 549572982 dns-tcp-responses-sent-ipv6: 128506706