---
version: rssac002v4
service: b.root-servers.net
start-period: 2021-04-16T00:00:00Z
metric: traffic-volume
dns-udp-queries-received-ipv4: 4402858556
dns-udp-queries-received-ipv6: 677845905
dns-tcp-queries-received-ipv4: 302707175
dns-tcp-queries-received-ipv6: 99129229
dns-udp-responses-sent-ipv4: 4356493003
dns-udp-responses-sent-ipv6: 677569459
dns-tcp-responses-sent-ipv4: 291156349
dns-tcp-responses-sent-ipv6: 99113369
