--- version: rssac002v4 service: j.root-servers.net start-period: '2023-01-31T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6531925620 dns-udp-queries-received-ipv6: 1678050875 dns-tcp-queries-received-ipv4: 326282553 dns-tcp-queries-received-ipv6: 90354582 dns-udp-responses-sent-ipv4: 6142174642 dns-udp-responses-sent-ipv6: 1663249509 dns-tcp-responses-sent-ipv4: 226898648 dns-tcp-responses-sent-ipv6: 85066204