--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-06-30T00:00:00Z' dns-udp-queries-received-ipv4: 1620649890 dns-udp-queries-received-ipv6: 340537154 dns-tcp-queries-received-ipv4: 2989889 dns-tcp-queries-received-ipv6: 7177356 dns-udp-responses-sent-ipv4: 1613166984 dns-udp-responses-sent-ipv6: 340694965 dns-tcp-responses-sent-ipv4: 3798937 dns-tcp-responses-sent-ipv6: 7943855