---
service: a.root-servers.net
start-period: '2016-01-31T00:00:00Z'
end-period: '2016-01-31T23:59:59Z'
metric: traffic-volume
dns-udp-queries-received-ipv4: 3472193118
dns-udp-queries-received-ipv6: 237039633
dns-tcp-queries-received-ipv4: 68110645
dns-tcp-queries-received-ipv6: 1432803
dns-udp-responses-sent-ipv4: 3470144244
dns-udp-responses-sent-ipv6: 237575852
dns-tcp-responses-sent-ipv4: 59339093
dns-tcp-responses-sent-ipv6: 204248