On Mar 10, 2015 8:50 AM, "Patrik Lundin" <[email protected]> wrote: > > > On Mar 10, 2015 8:06 AM, "A. Schulze" <[email protected]> wrote: > > > > at t=3 the same or an other client ask unbound again for test.example.org. > > the answer is still NXDOMAIN. t=3 is more then 14 hours later. > > > > How long I have to wait until unbound forget the NXDOMAIN > > and fetch new data from authoritative server? Could that be controlled somehow? > > > > The SOA-Reord for example.org looks like this: > > example.org. 12967 IN SOA example.org. hostmaster.example.org. 1501261358 43200 7200 2419200 86400 > > > > The SOA minimum TTL is set to 86400 (24 hours). This is the value that controls how long a NXDOMAIN is cached. > > You can see the current remaining TTL by querying your cache with dig. >
Forgot to include the list in my response. Regards, Patrik Lundin
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