--- version: rssac002v4 service: j.root-servers.net start-period: '2023-03-19T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6498608851 dns-udp-queries-received-ipv6: 1955099143 dns-tcp-queries-received-ipv4: 338468054 dns-tcp-queries-received-ipv6: 116636109 dns-udp-responses-sent-ipv4: 6140788783 dns-udp-responses-sent-ipv6: 1925085662 dns-tcp-responses-sent-ipv4: 237009581 dns-tcp-responses-sent-ipv6: 106128803