---
version: rssac002v4
service: d.root-servers.net
start-period: 2021-07-01T00:00:00Z
end-period: 2021-07-01T23:59:59Z
metric: zone-size
size:
   2021070100: 1422587
   2021070101: 1422587
   2021070102: 1422587
   2021070103: 1422643
