--- version: rssac002v4 service: j.root-servers.net start-period: '2023-07-09T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6682475016 dns-udp-queries-received-ipv6: 1835836806 dns-tcp-queries-received-ipv4: 213835054 dns-tcp-queries-received-ipv6: 46917351 dns-udp-responses-sent-ipv4: 6427968872 dns-udp-responses-sent-ipv6: 1830153675 dns-tcp-responses-sent-ipv4: 169185572 dns-tcp-responses-sent-ipv6: 45988084