--- version: rssac002v4 service: j.root-servers.net start-period: '2022-06-03T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8092445788 dns-udp-queries-received-ipv6: 1933467161 dns-tcp-queries-received-ipv4: 499755816 dns-tcp-queries-received-ipv6: 127915646 dns-udp-responses-sent-ipv4: 7361321214 dns-udp-responses-sent-ipv6: 1903345595 dns-tcp-responses-sent-ipv4: 319344538 dns-tcp-responses-sent-ipv6: 113722170