--- version: rssac002v4 service: j.root-servers.net start-period: '2023-12-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5578030861 dns-udp-queries-received-ipv6: 1853302800 dns-tcp-queries-received-ipv4: 156833781 dns-tcp-queries-received-ipv6: 75962075 dns-udp-responses-sent-ipv4: 5466356612 dns-udp-responses-sent-ipv6: 1782564968 dns-tcp-responses-sent-ipv4: 135031117 dns-tcp-responses-sent-ipv6: 55208993