--- version: rssac002v3 service: j.root-servers.net start-period: '2020-12-11T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7654262940 dns-udp-queries-received-ipv6: 1550655560 dns-tcp-queries-received-ipv4: 660893800 dns-tcp-queries-received-ipv6: 129045678 dns-udp-responses-sent-ipv4: 6968877351 dns-udp-responses-sent-ipv6: 1522819093 dns-tcp-responses-sent-ipv4: 457514152 dns-tcp-responses-sent-ipv6: 120557428