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Date: Sun, 20 Nov 2005 09:53:31 -0500
From: Bill Moran <wmoran@potentialtech.com>
To: freebsd-questions@freebsd.org
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In-Reply-To: <20051120105719.19460df6.dick@nagual.st>
References: <20051120105719.19460df6.dick@nagual.st>
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Subject: Re: MX freebsd
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dick hoogendijk <dick@nagual.st> wrote:

> Any idea how long it takes until the MX freebsd mailservers know that
> my mail relay has changed? It's three days ago now that I changed my MX
> records and still mail for nagual.st is routed to my old mx
> mailservers. Mail arrives (luckely) because those servers are still
> operational, but...(?) When are the dns servers for the freebsd
> mailservers updated?

Depends on how your DNS was set up.  _Your_ DNS records include information
about how long it is OK to cache DNS records.

I've seen these timeouts occasionally set as high as a week, although even
larger values are certainly possible.  Check in your DNS zone to see what
they are set to.

-- 
Bill Moran
Potential Technologies
http://www.potentialtech.com