--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2021-01-24T00:00:00Z dns-udp-queries-received-ipv4: 3453364541 dns-udp-queries-received-ipv6: 793619015 dns-tcp-queries-received-ipv4: 117635698 dns-tcp-queries-received-ipv6: 70315069 dns-udp-responses-sent-ipv4: 3445704105 dns-udp-responses-sent-ipv6: 793464655 dns-tcp-responses-sent-ipv4: 95852945 dns-tcp-responses-sent-ipv6: 72240430