---
service: a.root-servers.net
start-period: '2015-12-19T00:00:00Z'
end-period: '2015-12-19T23:59:59Z'
metric: traffic-volume
dns-udp-queries-received-ipv4: 2716579483
dns-udp-queries-received-ipv6: 154715101
dns-tcp-queries-received-ipv4: 22981961
dns-tcp-queries-received-ipv6: 1180656
dns-udp-responses-sent-ipv4: 2724680339
dns-udp-responses-sent-ipv6: 154501608
dns-tcp-responses-sent-ipv4: 19771634
dns-tcp-responses-sent-ipv6: 134238