Bind DNS Mass / Bulk TTL and serial change and Mass rndc Reload

Bind DNS Mass / Bulk TTL and serial change and Mass RNDC Reload

You need to migrate, change IP or DNS but afraid of downtime and dns propagation ?

This is a quick way to change TTL on all zones and after that serials so you can reload all zones.

 
Changing TTL:
for a signle zone :

It will change the default 14400 (4 hours) TTL to …Read More