--- version: rssac002v4 service: a.root-servers.net start-period: '2023-12-10T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7274774228 dns-udp-queries-received-ipv6: 1597577622 dns-tcp-queries-received-ipv4: 407471501 dns-tcp-queries-received-ipv6: 87898868 dns-udp-responses-sent-ipv4: 7015779305 dns-udp-responses-sent-ipv6: 1457970846 dns-tcp-responses-sent-ipv4: 377501077 dns-tcp-responses-sent-ipv6: 61346811