---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v3
start-period: '2019-05-25T00:00:00Z'
dns-udp-queries-received-ipv4: 2554097167
dns-udp-queries-received-ipv6: 531348201
dns-tcp-queries-received-ipv4: 61028655
dns-tcp-queries-received-ipv6: 15939270
dns-udp-responses-sent-ipv4: 2536008501
dns-udp-responses-sent-ipv6: 530873960
dns-tcp-responses-sent-ipv4: 59446025
dns-tcp-responses-sent-ipv6: 15744884