--- version: rssac002v3 service: a.root-servers.net start-period: '2020-01-14T00:00:00Z' metric: traffic-volume dns-udp-queries-received-ipv4: 6957222724 dns-udp-queries-received-ipv6: 1010952335 dns-tcp-queries-received-ipv4: 268006742 dns-tcp-queries-received-ipv6: 71095938 dns-udp-responses-sent-ipv4: 6743207561 dns-udp-responses-sent-ipv6: 999398552 dns-tcp-responses-sent-ipv4: 247397834 dns-tcp-responses-sent-ipv6: 71274535