--- version: rssac002v4 service: j.root-servers.net start-period: '2021-11-13T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5701271308 dns-udp-queries-received-ipv6: 1314869876 dns-tcp-queries-received-ipv4: 602992249 dns-tcp-queries-received-ipv6: 110538462 dns-udp-responses-sent-ipv4: 5212527805 dns-udp-responses-sent-ipv6: 1262450911 dns-tcp-responses-sent-ipv4: 440042884 dns-tcp-responses-sent-ipv6: 105309591