---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v4
start-period: 2021-04-10T00:00:00Z
dns-udp-queries-received-ipv4: 3401361582
dns-udp-queries-received-ipv6: 922101701
dns-tcp-queries-received-ipv4: 115479595
dns-tcp-queries-received-ipv6: 66409626
dns-udp-responses-sent-ipv4: 3397063710
dns-udp-responses-sent-ipv6: 921969775
dns-tcp-responses-sent-ipv4: 117878909
dns-tcp-responses-sent-ipv6: 68290051