--- version: rssac002v3 service: j.root-servers.net start-period: '2020-04-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 10743584412 dns-udp-queries-received-ipv6: 1844551735 dns-tcp-queries-received-ipv4: 859330525 dns-tcp-queries-received-ipv6: 233085574 dns-udp-responses-sent-ipv4: 10017991603 dns-udp-responses-sent-ipv6: 1744030093 dns-tcp-responses-sent-ipv4: 654581792 dns-tcp-responses-sent-ipv6: 190722061