--- version: rssac002v3 service: a.root-servers.net start-period: '2020-03-22T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 8075580617 dns-udp-queries-received-ipv6: 1224337840 dns-tcp-queries-received-ipv4: 308054939 dns-tcp-queries-received-ipv6: 107853640 dns-udp-responses-sent-ipv4: 7824552900 dns-udp-responses-sent-ipv6: 1219517621 dns-tcp-responses-sent-ipv4: 305372342 dns-tcp-responses-sent-ipv6: 108378165