--- version: rssac002v4 service: a.root-servers.net start-period: '2023-02-08T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7285440684 dns-udp-queries-received-ipv6: 2258745621 dns-tcp-queries-received-ipv4: 403436452 dns-tcp-queries-received-ipv6: 120523275 dns-udp-responses-sent-ipv4: 6746478216 dns-udp-responses-sent-ipv6: 1942868620 dns-tcp-responses-sent-ipv4: 338357828 dns-tcp-responses-sent-ipv6: 93184528