---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v4
start-period: 2021-04-24T00:00:00Z
dns-udp-queries-received-ipv4: 3359059915
dns-udp-queries-received-ipv6: 874849197
dns-tcp-queries-received-ipv4: 124946613
dns-tcp-queries-received-ipv6: 69550446
dns-udp-responses-sent-ipv4: 3349853959
dns-udp-responses-sent-ipv6: 874675559
dns-tcp-responses-sent-ipv4: 127594415
dns-tcp-responses-sent-ipv6: 71771156