--- version: rssac002v4 service: j.root-servers.net start-period: '2023-04-29T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6585194950 dns-udp-queries-received-ipv6: 1810066575 dns-tcp-queries-received-ipv4: 308353562 dns-tcp-queries-received-ipv6: 89564340 dns-udp-responses-sent-ipv4: 6216810932 dns-udp-responses-sent-ipv6: 1793376383 dns-tcp-responses-sent-ipv4: 227935344 dns-tcp-responses-sent-ipv6: 84992398