--- version: rssac002v4 service: j.root-servers.net start-period: '2023-05-31T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6891701006 dns-udp-queries-received-ipv6: 2043281719 dns-tcp-queries-received-ipv4: 295705557 dns-tcp-queries-received-ipv6: 217077409 dns-udp-responses-sent-ipv4: 6508736225 dns-udp-responses-sent-ipv6: 1984488473 dns-tcp-responses-sent-ipv4: 227972457 dns-tcp-responses-sent-ipv6: 193376917