--- version: rssac002v3 service: m.root-servers.net start-period: '2020-05-07T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 4224271650 dns-udp-queries-received-ipv6: 928724425 dns-udp-responses-sent-ipv4: 4084165366 dns-udp-responses-sent-ipv6: 867592800 dns-tcp-queries-received-ipv4: 258666805 dns-tcp-queries-received-ipv6: 113311222 dns-tcp-responses-sent-ipv4: 258163558 dns-tcp-responses-sent-ipv6: 113365249