--- version: rssac002v4 service: j.root-servers.net start-period: '2022-01-30T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 5706458153 dns-udp-queries-received-ipv6: 1518408046 dns-tcp-queries-received-ipv4: 449584290 dns-tcp-queries-received-ipv6: 151188993 dns-udp-responses-sent-ipv4: 5240711330 dns-udp-responses-sent-ipv6: 1489764265 dns-tcp-responses-sent-ipv4: 316259313 dns-tcp-responses-sent-ipv6: 149956878