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View Full Version : Is this a problem?


Learner
10-06-2000, 09:59 AM
My nameserver details are:

NS.AZHARDOCTOR.COM
208.56.224.109

NS2.AZHARDOCTOR.COM
208.56.241.165


I notice that when I key in the first IP address of NS.AZHARDOCTOR.COM into my browser, it correctly resolves to the default Installation of Apache Software page.

But when I key in the second IP address of NS2.AZHARDOCTOR.COM into my browser, I get a SERVER NOT FOUND pop-up box.

Is this normal? If not, what is the solution?

Learner

-Edward-
10-06-2000, 10:07 AM
NS.WEBNETICS.CO.UK 213.38.166.101
NS.WEBNETICSUK.CO.UK 195.182.169.1

These are the nameservers for http://www.webnetics.co.uk.

I just used these ip address'es and got the following results -

213.38.166.101 - The page cannot be displayed
The page you are looking for is currently unavailable. The Web site might be experiencing technical difficulties, or you may need to adjust your browser settings.

--------------------------------------------------------------------------------

Please try the following:

Click the Refresh button, or try again later.

If you typed the page address in the Address bar, make sure that it is spelled correctly.

To check your connection settings, click the Tools menu, and then click Internet Options. On the Connections tab, click Settings. The settings should match those provided by your local area network (LAN) administrator or Internet service provider (ISP).
If your Network Administrator has enabled it, Microsoft Windows can examine your network and automatically discover network connection settings.
If you would like Windows to try and discover them,
click Detect Network Settings
Some sites require 128-bit connection security. Click the Help menu and then click About Internet Explorer to determine what strength security you have installed.
If you are trying to reach a secure site, make sure your Security settings can support it. Click the Tools menu, and then click Internet Options. On the Advanced tab, scroll to the Security section and check settings for SSL 2.0, SSL 3.0, TLS 1.0, PCT 1.0.
Click the Back button to try another link.



Cannot find server or DNS Error
Internet Explorer


195.182.169.1 - this went to there main site.

So i dont personally think it makes any diffrence.

I could be wrong im no expert lol.

Learner
10-06-2000, 10:18 AM
That is my problem !!!!!

I am sure that the first NS is resolving correctly to the Installation of Apache page. That is what I have been told is quite normal.

What I am doubting is whether it is normal for NS2 to display a pop-up box saying "SERVER NOT FOUND" ???

Learner

-Edward-
10-06-2000, 10:21 AM
it does not seem to be with uk hosts but nominet are setup diffrently to how the .com works. Webnetics nameservers have been like that for ages and hasnt made any diffrence.

diyoha
10-06-2000, 11:22 AM
I pinged the IP 208.56.241.165 and got a response

which means it at least can take requests. So just because the secondary server does not resolve to a web page does not mean it is not working as a secondary dns server

later

David

Félix C.Courtemanche
10-06-2000, 02:09 PM
Learner it is not a problem.

If you get a web page, that means there is a web server set up at that IP, if not, it means it is not set up. In any case, DNS and HTTP are working on different ports and one can work without the other (obviously)

Ideally, if you have a dedicated DNS server, using apache on it is simply wasting ressources and is useless.

To find out if the server is up, simply ping the IP (type ping 123.123.123.123 in DOS or linux) if you find something, the server is up.

you could also scan the DNS port if you really wanted, but I don't think it is usefull in your case.

In brief... the fact that a web page shows up or not has nothing to do with the name server itself.