---
version: rssac002v4
service: b.root-servers.net
start-period: 2021-08-13T00:00:00Z
metric: traffic-volume
dns-udp-queries-received-ipv4: 4499976700
dns-udp-queries-received-ipv6: 752910299
dns-tcp-queries-received-ipv4: 273973605
dns-tcp-queries-received-ipv6: 86374096
dns-udp-responses-sent-ipv4: 4450017187
dns-udp-responses-sent-ipv6: 752681625
dns-tcp-responses-sent-ipv4: 273844739
dns-tcp-responses-sent-ipv6: 86352169
