--- version: rssac002v4 service: a.root-servers.net start-period: '2023-09-02T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6776687318 dns-udp-queries-received-ipv6: 1630280425 dns-tcp-queries-received-ipv4: 321161072 dns-tcp-queries-received-ipv6: 47207454 dns-udp-responses-sent-ipv4: 6622060888 dns-udp-responses-sent-ipv6: 1618843309 dns-tcp-responses-sent-ipv4: 311454323 dns-tcp-responses-sent-ipv6: 43365040