Nameservers with identical ips

sexy_guy

Well-Known Member
Mar 19, 2003
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Does anyone know if its possible to assigned different nameserver names to the same ip?

E.G. ip 123.45.678.90

Can it be called ns1.mydomain.com as well as ns1.netname.com resolving to the same ip?
 

sexy_guy

Well-Known Member
Mar 19, 2003
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Originally posted by Angel78
nooooo :)
And no would mean? Can you give your reason why you think NO or are you just saying NO because you dont know?

I think i am about to prove to you that NO realy means YES. Thanks for your answer.
 
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LS_Drew

Well-Known Member
Feb 20, 2003
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Yes you can. And in fact, with Arin cracking down on justification, it's really silly not to.
 

sexy_guy

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Mar 19, 2003
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Thats what i thought, as soon as my new nameserver names ns3 and ns4.efastservers.com propogates i will know for sure. :D
 

sexy_guy

Well-Known Member
Mar 19, 2003
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Originally posted by torwill
yes, you can! i have several of them running fine (for resellers). :D :D
Now lets make sure we are all on the same wavelength. Your saying that all your resellers are using 2 ips, the same ip for all the nameservers they have registered? So you have

reseller 1 using 11.111.111.111 ns1.reseller1.com and ns2
reseller 2 using 11.111.111.111 ns1.reseller2.com and ns2
reseller 3 using 11.111.111.111 ns1.reseller3.com and ns2

Different nameserver names but all using the same 2 ips?
 

bmcpanel

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Jun 1, 2002
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When I tried this once (by mistake), my registrar gave me an error notice saying the IP was already assigned as a name server. It wouldn't let me do it. (BulkRegister).
 

Stefaans

Well-Known Member
Mar 5, 2002
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Vancouver, Canada
Some country registrars require reverse DNS setup of name servers. That implies unique IP's with PTR records. Re-using name server IP will mean those name servers cannot serve the relevant country domain names.

Some registrars even inssist that name servers be geographically separated. Good idea in theory, I think. :eek:
 

Finkinstein

Well-Known Member
Mar 21, 2003
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How would you set this up in cpanel if a nameserver had the same 2 ips. Or would you not have to?