--- version: rssac002v3 service: a.root-servers.net start-period: '2020-07-12T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7151449421 dns-udp-queries-received-ipv6: 1352998567 dns-tcp-queries-received-ipv4: 210118192 dns-tcp-queries-received-ipv6: 68205148 dns-udp-responses-sent-ipv4: 6948257223 dns-udp-responses-sent-ipv6: 1351497916 dns-tcp-responses-sent-ipv4: 193503225 dns-tcp-responses-sent-ipv6: 68448745