---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v4
start-period: 2021-05-13T00:00:00Z
dns-udp-queries-received-ipv4: 4204827871
dns-udp-queries-received-ipv6: 441642573
dns-tcp-queries-received-ipv4: 127545232
dns-tcp-queries-received-ipv6: 73341092
dns-udp-responses-sent-ipv4: 4199729896
dns-udp-responses-sent-ipv6: 441602484
dns-tcp-responses-sent-ipv4: 130058101
dns-tcp-responses-sent-ipv6: 75417013