Problem to transfer reverse zone DNS on secondary DNS servers

[Reindl Harald]

Am 27.12.19 um 16:58 schrieb Grant Taylor via bind-users:
> On 12/27/19 7:04 AM, Matus UHLAR - fantomas wrote:
>> they configure it for fetching from your servers.
> 
> I do object to this part of the statement.
> 
> This seems to imply that the ISP is a secondary DNS server and doing
> zone transfers off of their customer

in the real world they just delegate the reverse-zone to your nameserver
like it#s done for our /24 range for years

no need for zone transfers

if the ISP is willing to do and if you really own a large enough range
that it makes sense is a different question, for just 3 random addresses
it is unlikely to happen