--- service: h.root-servers.net metric: traffic-volume version: rssac002v4 start-period: 2020-07-19T00:00:00Z dns-udp-queries-received-ipv4: 6160129815 dns-udp-queries-received-ipv6: 1364316115 dns-tcp-queries-received-ipv4: 238034887 dns-tcp-queries-received-ipv6: 70020700 dns-udp-responses-sent-ipv4: 6154144066 dns-udp-responses-sent-ipv6: 1362201320 dns-tcp-responses-sent-ipv4: 231620087 dns-tcp-responses-sent-ipv6: 71432759