---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v4
start-period: 2021-06-15T00:00:00Z
dns-udp-queries-received-ipv4: 4161155672
dns-udp-queries-received-ipv6: 519243304
dns-tcp-queries-received-ipv4: 130476670
dns-tcp-queries-received-ipv6: 67160487
dns-udp-responses-sent-ipv4: 4156784619
dns-udp-responses-sent-ipv6: 519186724
dns-tcp-responses-sent-ipv4: 134767661
dns-tcp-responses-sent-ipv6: 69448933