---
version: rssac002v4
service: b.root-servers.net
start-period: 2021-12-22T00:00:00Z
metric: traffic-volume
dns-udp-queries-received-ipv4: 4473365720
dns-udp-queries-received-ipv6: 795793911
dns-tcp-queries-received-ipv4: 208240990
dns-tcp-queries-received-ipv6: 57294024
dns-udp-responses-sent-ipv4: 4406076238
dns-udp-responses-sent-ipv6: 733514399
dns-tcp-responses-sent-ipv4: 208224975
dns-tcp-responses-sent-ipv6: 56054469
