--- version: rssac002v3 service: m.root-servers.net start-period: '2020-06-28T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 3643487301 dns-udp-queries-received-ipv6: 777248918 dns-udp-responses-sent-ipv4: 3543085555 dns-udp-responses-sent-ipv6: 688317165 dns-tcp-queries-received-ipv4: 187826698 dns-tcp-queries-received-ipv6: 69696838 dns-tcp-responses-sent-ipv4: 185814989 dns-tcp-responses-sent-ipv6: 69077887