--- version: rssac002v4 service: j.root-servers.net start-period: '2022-06-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5792593602 dns-udp-queries-received-ipv6: 1813905185 dns-tcp-queries-received-ipv4: 342445193 dns-tcp-queries-received-ipv6: 61582959 dns-udp-responses-sent-ipv4: 5432164973 dns-udp-responses-sent-ipv6: 1810696564 dns-tcp-responses-sent-ipv4: 238705598 dns-tcp-responses-sent-ipv6: 61436138