1
vote
0answers
409 views

EC2 DNS not resolving hostname to internal IP

I already posted this on the AWS forums without success (https://forums.aws.amazon.com/message.jspa?messageID=502441). I'm wondering if I'll be more lucky here. We have an internal DNS setup that ...
0
votes
1answer
296 views

Amazon Route 53 alternative (BIND?) in my case

I have this project / research where I need to test/work on an EC2 instance with multiple domains (100+) in it. Basically I added an entry (for every domain) in httpd.conf All these domains will ...
4
votes
1answer
417 views

possible UDP attack on BIND?

hello everyone, i was surprised last month when my EC2 instance (ubuntu precise server), that is supposed to be under the free tier still, accumulated lots of traffic... today, while checking my ...
2
votes
2answers
2k views

How does one point a domain to a load balancer that doesn't have a stable IP?

I'm trying to point mydomain.eu to an AWS load balancer, which, by its nature, does not have a stable IP, so I think I'm supposed to point the A record to a subdomain at Amazon, but as far as I can ...
1
vote
1answer
787 views

Connecting to RDS database from EC2 instance using bind9 CNAME alias

Update: it's working by now. Turns out I was missing a valid DNS forwarder inside the named.conf.options file. I'm trying to get internal DNS up and running on a EC2 instance. The main goal is to be ...
1
vote
1answer
755 views

config server dns with ec2 amazon

I have an instance mic with ubuntu 10.04 installed without problems, super fast for me, the problem is that I want to install Virtualmin being discharged to go my new sites. When I configure bind to ...
3
votes
3answers
5k views

Configure BIND with database backend and DLZ support

Decided to move my windows based DNS servers to linux. The problem is I need to be able to dynamically update zone files without having to restart bind. It seems the most popular solution is to ...
5
votes
1answer
2k views

Why does my EC2 nameserver (correctly) resolve names to private IPs and then switches to public IPs?

I'm running a nameserver for a few machines on EC2. This nameserver is not reachable via the public Internet. I want all my EC2 instances to use it to be able to find each other and to resolve all ...
2
votes
2answers
4k views

How to configure DNS in my ec2 instance?

I used to use linode and this is what I had in db file: ttl 86400 example.com. IN SOA li153-35.members.linode.com. foo.example.com. ( 2011051301 21600 3600 604800 86400 ) example.com. IN NS ...
-1
votes
4answers
677 views

DNS Server Amazon EC2

Right now mydomain.com is accessible to the world because I made an association at godaddy's configuration page, which tells mydomain.com is located at x.x.x.x. As I'm planning to configure a DNS ...
1
vote
3answers
2k views

What ports should I open to use EC2 as a nameserver (I thought I knew, but apparently not!)

I have an EC2 micro instance running with the Amazon linux. I installed bind and set up an entry for a certain domain, and it works fine if you are on that server and type: nslookup the-domain.com ...
0
votes
1answer
562 views

What's required to configure Ubuntu to use a specific DNS server?

I've setup two Amazon EC2 instances, both running Ubuntu Server. One is configured as a DNS server running bind9, which will be used to allow EC2 instances to communicate with each other based on ...
2
votes
2answers
788 views

How to setup Dynamic DNS for small fleet of EC2 instances?

I've been setting up Amazon EC2 instances for an upcoming project which will involve hosting multiple websites on multiple web servers. They are all micro instances, running Ubuntu Server 64bit. ...
3
votes
1answer
637 views

Simple, manageable DNS on EC2?

I'm working on a large network of servers sitting on EC2, and need a way for the servers to know about each other's locations in the cloud. I thought the simplest way would be to use DNS, because if I ...