From MiLacnic management portal delegation can be set for /16 or /24. 

To set custom nameservers for rDNS delegation at LACNIC follow the steps below:

  • Click Delegate rDNS in a master prefix dashboard:

  • In the list, find block for management and click Delegate button to create delegation or Edit to alter

  • Set Primary to, alternate to and click "Next" by completing all steps:

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