--- version: rssac002v4 service: j.root-servers.net start-period: '2023-01-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6940082645 dns-udp-queries-received-ipv6: 2147883962 dns-tcp-queries-received-ipv4: 332214869 dns-tcp-queries-received-ipv6: 245869836 dns-udp-responses-sent-ipv4: 6650470095 dns-udp-responses-sent-ipv6: 2045018276 dns-tcp-responses-sent-ipv4: 255833914 dns-tcp-responses-sent-ipv6: 207219900