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DNS requires both UDP and TCP port 53, so just open 53/udp in your Security Group and it should start working.


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After not finding a satisfactory answer I gave try to the concepts already mentioned in the question: I set MX records to Gmail (Google Apps) I set A record to Ipage (Where website is hosted) But to do that, I first had to set Nameservers to default nameservers of Name.com Now my: DNS host is name.com Website host ipage.com Email server Gmail (Google ...


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Yes, you not only can have multiple PTR records in the same reverse zone file, if your IP network is 192.168.10.0/24 and you thus have a reverse zone is 10.168.192.in-addr.arpa you don't really have a reasonable alternative solution. It's important to note that the only thing that a reverse zone has a direct relation to is the IP network. The pointer ...


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As you can see from this TLDP example you can have multiple PTR records in the same zone. $TTL 3D @ IN SOA yourdomain.com. root.yourdomain.com. ( 199609206 ; Serial 28800 ; Refresh 7200 ; Retry ...


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You can try to remove all the root hint servers on the Root Hints tab, then it will return Server failed for recursive requests.


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As I seen in the comment that the server is used only as a webserver, please allow only the needed port be openned to the server. That move will block the unauthorised use of that DNS. On small soho firewall many put public server in a open dmz, but with an advanced firewall its more wise to make a public vlan for the server and forward only the required ...


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If I were you I would approach this from the network perspective. Setup a firewall to log to log any traffic to 53/udp and 53/tcp on the server. Figure out what is using the service. If no one knows why DNS was installed, and you disable it the only way to know if you needed it will be to examine what broke.



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