--- version: rssac002v4 service: a.root-servers.net start-period: '2023-05-26T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6982297962 dns-udp-queries-received-ipv6: 1955059356 dns-tcp-queries-received-ipv4: 456020008 dns-tcp-queries-received-ipv6: 157752988 dns-udp-responses-sent-ipv4: 6537516796 dns-udp-responses-sent-ipv6: 1662136952 dns-tcp-responses-sent-ipv4: 403681917 dns-tcp-responses-sent-ipv6: 122948431