---
version: rssac002v4
service: b.root-servers.net
start-period: 2021-05-19T00:00:00Z
metric: traffic-volume
dns-udp-queries-received-ipv4: 4564211745
dns-udp-queries-received-ipv6: 708139469
dns-tcp-queries-received-ipv4: 287565805
dns-tcp-queries-received-ipv6: 108726452
dns-udp-responses-sent-ipv4: 4517449048
dns-udp-responses-sent-ipv6: 707487921
dns-tcp-responses-sent-ipv4: 287445526
dns-tcp-responses-sent-ipv6: 108707244
