--- version: rssac002v4 service: a.root-servers.net start-period: '2023-08-23T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6214500518 dns-udp-queries-received-ipv6: 1631483626 dns-tcp-queries-received-ipv4: 356351707 dns-tcp-queries-received-ipv6: 54750089 dns-udp-responses-sent-ipv4: 6063875540 dns-udp-responses-sent-ipv6: 1616422049 dns-tcp-responses-sent-ipv4: 346004819 dns-tcp-responses-sent-ipv6: 49687970