--- version: rssac002v3 service: a.root-servers.net start-period: '2020-02-25T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 7347620035 dns-udp-queries-received-ipv6: 1380974563 dns-tcp-queries-received-ipv4: 293334361 dns-tcp-queries-received-ipv6: 88774320 dns-udp-responses-sent-ipv4: 7048349754 dns-udp-responses-sent-ipv6: 1298888828 dns-tcp-responses-sent-ipv4: 278503696 dns-tcp-responses-sent-ipv6: 88326449