--- version: rssac002v4 service: j.root-servers.net start-period: '2023-06-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7093181579 dns-udp-queries-received-ipv6: 1752209001 dns-tcp-queries-received-ipv4: 247046638 dns-tcp-queries-received-ipv6: 91130859 dns-udp-responses-sent-ipv4: 6785518150 dns-udp-responses-sent-ipv6: 1741753084 dns-tcp-responses-sent-ipv4: 194033266 dns-tcp-responses-sent-ipv6: 88648696