--- version: rssac002v3 service: j.root-servers.net start-period: '2020-06-27T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 9505886916 dns-udp-queries-received-ipv6: 1426258878 dns-tcp-queries-received-ipv4: 767084790 dns-tcp-queries-received-ipv6: 120269186 dns-udp-responses-sent-ipv4: 8776608938 dns-udp-responses-sent-ipv6: 1399854297 dns-tcp-responses-sent-ipv4: 535782370 dns-tcp-responses-sent-ipv6: 112539409