---
service: h.root-servers.net
metric: traffic-volume
version: rssac002v3
start-period: '2019-09-10T00:00:00Z'
dns-udp-queries-received-ipv4: 3099312326
dns-udp-queries-received-ipv6: 698183384
dns-tcp-queries-received-ipv4: 78015546
dns-tcp-queries-received-ipv6: 17998923
dns-udp-responses-sent-ipv4: 3046251572
dns-udp-responses-sent-ipv6: 697888358
dns-tcp-responses-sent-ipv4: 51931881
dns-tcp-responses-sent-ipv6: 12535179