--- version: rssac002v3 service: j.root-servers.net start-period: '2020-09-21T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9013783425 dns-udp-queries-received-ipv6: 1952187556 dns-tcp-queries-received-ipv4: 671588263 dns-tcp-queries-received-ipv6: 116735464 dns-udp-responses-sent-ipv4: 8343223879 dns-udp-responses-sent-ipv6: 1923790362 dns-tcp-responses-sent-ipv4: 469914711 dns-tcp-responses-sent-ipv6: 108915902