--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2018-09-11T00:00:00Z' dns-udp-queries-received-ipv4: 2006065399 dns-udp-queries-received-ipv6: 360195101 dns-tcp-queries-received-ipv4: 45235764 dns-tcp-queries-received-ipv6: 13019939 dns-udp-responses-sent-ipv4: 2003591667 dns-udp-responses-sent-ipv6: 360101833 dns-tcp-responses-sent-ipv4: 43952889 dns-tcp-responses-sent-ipv6: 12694090