---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v3
start-period: '2019-09-15T00:00:00Z'
dns-udp-queries-received-ipv4: 2870773626
dns-udp-queries-received-ipv6: 667794456
dns-tcp-queries-received-ipv4: 72732035
dns-tcp-queries-received-ipv6: 17663070
dns-udp-responses-sent-ipv4: 2819722658
dns-udp-responses-sent-ipv6: 667642734
dns-tcp-responses-sent-ipv4: 47586687
dns-tcp-responses-sent-ipv6: 12094084