--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2019-09-23T00:00:00Z' dns-udp-queries-received-ipv4: 3090946003 dns-udp-queries-received-ipv6: 727329219 dns-tcp-queries-received-ipv4: 70316762 dns-tcp-queries-received-ipv6: 18283741 dns-udp-responses-sent-ipv4: 3016411039 dns-udp-responses-sent-ipv6: 727282399 dns-tcp-responses-sent-ipv4: 44065407 dns-tcp-responses-sent-ipv6: 12152260