So, if your ISP won't delegate, you're stuck doing two DNS updates whenever you change addresses on something that should have a reverse.
That's less than ideal, and I'll bet it's also pretty common. o- I suppose that means you need to be picky about your ISP, if you're a business and have choices o- Gawd, I can't wait for IPv6 to blossom. That *might* help with this issue. Kurt On Sat, Sep 3, 2011 at 04:09, Paul Hutchings <[email protected]> wrote: > It depends on your ISP and whether your netblock is tied to them. > > If you have PI (provider independent) space you can delegate the DNS servers > at the registry to whoever you wish. > > If you have PA (provider allocated) space you're left with your ISP and > whether they will delegate out your block or not. > > I've noticed that some DNS providers seem to charge a lot more for reverse > DNS than forward DNS. Not sure there's a technical reason for that tbh. > ________________________________________ > From: Kurt Buff [[email protected]] > Sent: 03 September 2011 12:53 AM > To: NT System Admin Issues > Subject: Re: When DNS for your ISP goes down... > > On Fri, Sep 2, 2011 at 12:23, Ben Scott <[email protected]> wrote: >> On Thu, Sep 1, 2011 at 12:05 PM, Steven Peck <[email protected]> wrote: >>> If you move your DNS now, your DNS will be ISP vendor >>> neutral/independent and that's something that can be done >>> easily now if your connectivity suffers in the future it's one less >>> thing to do later. >> >> +53 >> >> Having your DNS tied to your connectivity or web hosting provider is >> not good. Having it independent means you can change other things >> much easier. Highly recommended. >> >> For example: Suppose you're changing connectivity providers at the >> office hosting your mail. With independent DNS, you simply add a new >> A record and a new MX record, leaving the old records intact. You >> allow time to propagate. Then switch cables, then cancel the old >> service. Nobody even notices. >> >> -- Ben > > Forgive the ignorance, but where does this leave PTR records? > > Kurt > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to [email protected] > with the body: unsubscribe ntsysadmin > > > -- > MIRA Ltd > > Watling Street, Nuneaton, Warwickshire, CV10 0TU, England > Registered in England and Wales No. 402570 > VAT Registration GB 100 1464 84 > > The contents of this e-mail are confidential and are solely for the use of > the intended recipient. If you receive this e-mail in error, please delete > it and notify us either by e-mail, telephone or fax. You should not copy, > forward or otherwise disclose the content of the e-mail as this is prohibited. > > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ > ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ > > --- > To manage subscriptions click here: > http://lyris.sunbelt-software.com/read/my_forums/ > or send an email to [email protected] > with the body: unsubscribe ntsysadmin > > ~ Finally, powerful endpoint security that ISN'T a resource hog! ~ ~ <http://www.sunbeltsoftware.com/Business/VIPRE-Enterprise/> ~ --- To manage subscriptions click here: http://lyris.sunbelt-software.com/read/my_forums/ or send an email to [email protected] with the body: unsubscribe ntsysadmin
