--- version: rssac002v3 service: a.root-servers.net start-period: '2020-07-04T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6907808973 dns-udp-queries-received-ipv6: 1361291995 dns-tcp-queries-received-ipv4: 199394724 dns-tcp-queries-received-ipv6: 69491752 dns-udp-responses-sent-ipv4: 6708924890 dns-udp-responses-sent-ipv6: 1359252402 dns-tcp-responses-sent-ipv4: 183832793 dns-tcp-responses-sent-ipv6: 69835807