--- service: h.root-servers.net metric: traffic-volume version: rssac002v3 start-period: '2020-01-31T00:00:00Z' dns-udp-queries-received-ipv4: 3653243426 dns-udp-queries-received-ipv6: 838923005 dns-tcp-queries-received-ipv4: 136111310 dns-tcp-queries-received-ipv6: 53942718 dns-udp-responses-sent-ipv4: 3473364755 dns-udp-responses-sent-ipv6: 832989479 dns-tcp-responses-sent-ipv4: 121355233 dns-tcp-responses-sent-ipv6: 52626811