--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2017-12-26T00:00:00Z' dns-udp-queries-received-ipv4: 2010151602 dns-udp-queries-received-ipv6: 257476047 dns-tcp-queries-received-ipv4: 44345790 dns-tcp-queries-received-ipv6: 8990564 dns-udp-responses-sent-ipv4: 2009424236 dns-udp-responses-sent-ipv6: 257460027 dns-tcp-responses-sent-ipv4: 48721241 dns-tcp-responses-sent-ipv6: 8884865