--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-10-22T00:00:00Z' dns-udp-queries-received-ipv4: 2927601928 dns-udp-queries-received-ipv6: 768735863 dns-tcp-queries-received-ipv4: 64613214 dns-tcp-queries-received-ipv6: 22732671 dns-udp-responses-sent-ipv4: 2857970252 dns-udp-responses-sent-ipv6: 772509182 dns-tcp-responses-sent-ipv4: 48207497 dns-tcp-responses-sent-ipv6: 16649099