---
version: rssac002v4
service: d.root-servers.net
start-period: 2021-04-21T00:00:00Z
end-period: 2021-04-21T23:59:59Z
metric: zone-size
size:
   2021042100: 1417831
   2021042101: 1417192
   2021042102: 1416233
