--- version: rssac002v4 service: j.root-servers.net start-period: '2023-03-01T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6609687217 dns-udp-queries-received-ipv6: 1741035983 dns-tcp-queries-received-ipv4: 315778210 dns-tcp-queries-received-ipv6: 88238248 dns-udp-responses-sent-ipv4: 6261084156 dns-udp-responses-sent-ipv6: 1729225762 dns-tcp-responses-sent-ipv4: 229222112 dns-tcp-responses-sent-ipv6: 85724361