BIND is a free, open source software implementation of the Domain Name System (DNS) protocols. The name BIND stands for "Berkeley Internet Name Domain", because the software originated in the early 1980s at the University of California at Berkeley. BIND is currently maintained and developed by the ...

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63 views

How to refer DNS queries to another NS?

A domain of mine, example.com, is handled by NS server1 (as configured in the domain registrar). But now I want it to be handled by a different NS, say server2, without changing the NS in the domain ...
2
votes
2answers
170 views

DNSSEC auto signing and file handling

I would like to know how files are handled in a auto-dnssec environment. My current setup (non-DNSSEC) places the zones files in /var/named/data. These files are then read by the bind server. If I ...
2
votes
0answers
37 views

Managing multiple equal zones with DNSSEC

I run an authoritative name server (BIND), and I have a few dozens domain with identical zone files, i.e. they all use /etc/bind/db.default3. I’m considering deploying DNSSEC on my server, but so far ...
0
votes
1answer
168 views

bind9 restart fails - saying permission error

am new here, i will be happy if i get some clue from you for my issue, i have installed the bind9 in Ubuntu, it was successful in install and able to see the bind9 running, then did a config based ...
0
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1answer
356 views

Failed to find name servers of example.com/IN

Wow. Made it through PHP, JS, bash, C++ before I had to ask a question. Apparently DNS is my Achilles heel. Here goes: Failed to find name servers of example.com/IN. I guess I'm lacking a basic ...
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2answers
1k views

DDNS, BIND and leftover .jnl files

I have configured BIND and ISC DHCPD to work together (using keys for updates). Now it's not that it does not work at all: forward maps etc are most often added. However, very often, for no apparent ...
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0answers
72 views

DNS Setup - Complex Setup - Need Ideas

I have a very weird situation here. I have a Sonicwall VPN firewall, i can only use L2tp vpn for each Windows 2008 r2 Client using the windows built in vpn. Why? The Sonicwall GlobalVPN Client does ...
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2answers
1k views

bind view clause causes fail

I'm trying to setup views in my bind9 configuration. I use ubuntu 10.04. When I add view "general" { match-clients { any; }; }; I try to reload bind9 and rndc but it fails. rndc: 'reload' ...
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2answers
142 views

Bind9 - local configuration is it important

I have a dedicated server and i have DNS and web server on the same server. To configure the DNS i have used BIND ... BIND comes with default configuration for localhost like 127, 0 , 255 and ...
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2answers
45 views

Cannot set MX of other server on my domain

in bind, i am trying to set MX servers for my domain, but i get the domainname.com appended to the MX server. i do now know how to avoid it. here is my entry in MX zone file example.com. 120 IN ...
0
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1answer
284 views

BIND 9.8.2 not giving A record for “dig domain.xxx ANY”

I got problem with my BIND 9.8.2 setup. After configuring master zone which works fine I've noticed that I cannot get a list of all A records using the dig utility with the ANY option. Here are some ...
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1answer
3k views

nxdomain - host not found

I have 2 domains in the same server(Linux). (The ip addresses are only examples) server: 192.168.1.20 domain1: server1.example.com domain2: server2.example.com cat /etc/resolv.conf # ...
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1answer
3k views

Bind Statistics (How to graph them into Cacti)

I have seen a couple of post on SF like; Find out how many DNS Queries/month via WHM or SSH? Nameserver usage I want to graph statistics on 2 bind resolvers and 2 bind authoritative servers (into ...
2
votes
1answer
94 views

nast.denic.de denies nameserver with code 106

I've got the following bind9 configuration and seem not to be able to find the source of nast.denic.de's problem on that: @ IN SOA ns.ggkthx.eu. admin.ggkthx.eu. ( 2014070809 ; serial ...
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1answer
62 views

Suggestions required for Internal DNS

I'm setting up new server environment consist of 70+ servers all running Linux (Redhat/CentOS mixed.) I want to setup a couple of DNS server (primary/secondary) to be used/configured on all servers ...
0
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1answer
41 views

Supporting writes on bind9 failover

I want to set up a redundant DNS based on Bind9, including failover for write operations. I have DHCP dynamically update DNS based on client hostnames, and I need this functionality to continue to ...
0
votes
1answer
53 views

Reverse DNS zones, are they gluable?

Our DNS infrastructure is a bit fractured. We have multiple separate DNS servers for different parts of the company. However, we do still have some interchange issues. Right now a server from ...
1
vote
1answer
895 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 ...
0
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2answers
236 views

CNAME in @ (BIND) [duplicate]

Can I put something like this in my .zone file? @ IN CNAME srvr-01.foo.bar. Or is that invalid? If it's invalid, how can I redirect visitors from mydomain.com to the server ...
1
vote
2answers
61 views

Local DNS fails when another interface is connected

I have a LAN with a Linux server running BIND for addressing of local computers. When a workstation is connected to the local network (where there is no Internet access), I can successfully address ...
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votes
1answer
68 views

DNS hierarchy with bind [closed]

I'm doing a project from class in which I want to simulate a dns hierarchy that works as the global internet dns hierarchy. The structure is like this: Hierarchy So all the requests will be sent to ...
0
votes
2answers
85 views

Configuring bind9 to resolve all queries to the same IP

I am trying to configure a DNS server on Ubuntu 13.10, so that any DNS query inside our local network would be resolved to 192.168.0.101. I have tried different things, followed a few tutorial, but ...
0
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1answer
378 views

BIND DNS SERVFAIL ERROR

I am attempting to setup a bind DNS server for use with a domain I recently registered using No-IP. I registered my DNS server with No-IP using ns1.mydomain.net and ns2.mydomain.net pointing to the ...
0
votes
1answer
76 views

Split-DNS with a zone being generated automatically

I want to run a DNS setup where the zones are managed on an internal Active Directory DNS server. There is a slave DNS server on the edge on the network which runs BIND (I am open to switching this, I ...
0
votes
1answer
18 views

BIND9 , restrict RNDC controls to specific views

I have a BIND9 installation where the zones are partitioned in different views. I'd like to restrict the RNDC controls to this specific views. Example: I want a RNDC client to be allowed to delete ...
8
votes
4answers
747 views

Why running named(bind) in chroot is so important for security? Or maybe it is not ?

I'm playing with bind and started wondering why this software is for example in CentOS running in chroot. Don't misunderstood me I know what bind is and what chroot (jail) is for. But my main wonder ...
3
votes
1answer
345 views

Can one server do DNS for a domain and a subdomain?

I have a situation where I need to replace the nameservers for both a.b.c and b.c. I'd rather not have to dedicate two machines to this. I've been reading about multi-homing but the examples all ...
2
votes
1answer
30 views

DNS troubleshooting and Bind Error

When we access carsizler.com by domain name it takes too much time, but when we access the site by IP (103.225.77.2) it opens very quickly without any delay. Can you help us determine what the problem ...
2
votes
1answer
65 views

Wildcard in named.conf.local (Ubuntu/Bind)

I'have a ton of domains I want to park using the same template. I've made all neccesary changes to my nameserver. Currently, I have to add an entry to named.conf.local for each domain that I'm ...
0
votes
2answers
129 views

DHCPD assigning wrong DNS server

I just installed two Ubuntu 14.04LTS servers. The first one I installed bind9 and isc-dhcp-server on. The second one was left as installed to use DHCP. I created a new private network using VMware ...
0
votes
1answer
500 views

Windows DNS as secondary to BIND Master

Could someone please explain to me the process of setting up DNS on Windows Server 2008 as a secondary to a BIND DNS Master. The BIND master is setup and operating correctly as a Nameserver. I'm ...
0
votes
2answers
3k views

DNS and name server in centos 6.3 64 bit is not pinged out side

I got a problem with centOS 6.3 64-bit. I want to setup my nameserver with bind here. I am listing all my configuration [root@izyon92 ~]# cat/etc/hosts -------------- 127.0.0.1 localhost ...
0
votes
2answers
45 views

Remap domain onto subdomain using bind

I have a domain internal.example.com and a second domain foo.bar.com. Each of these domains has their own bind9 instance. I would like to be able to access records in foo.bar.com using the subdomain ...
0
votes
1answer
396 views

Setting up Reverse DNS - SERVFAIL error

I am using Ubuntu Server and installed BIND9 so I could set up a DNS server. I am tying to configure Reverse DNS. Here is my /etc/bind/named.conf.local file: zone "grupolar.com" in{ type master; ...
1
vote
0answers
25 views

bind-sdb does not query for wildcard entry

I have successfully set up Bild with LDAP on a Fedora VM. The Problem is, bind-sdb simply does not query wildcard entries. When I do: nslookup doesnotexist.example.com. 127.0.0.1 The LDAP server ...
0
votes
1answer
25 views

cname and wordpress domain map

I have a domain like this (www.example.com.br) and I'm also the manager for the domain and the nameservers too (the nameservers are Bind). Now I have a blog from wordpress.com and I wanted to map ...
4
votes
4answers
2k views

Howto Redirect unresolved DNS queries to a host?

I am using BIND 9.7.0-P1 on a Linux box (Ubuntu 10.04.2). I would like to set up the BIND server to resolve all externally unresolved DNS queries to a given, internal host. Is this possible? How is ...
0
votes
2answers
79 views

migrating site to new ip - some computers still see the old site

I have moved the site domain.com from ip.1.1.1 to ip.2.2.2. I have changed the A records in bind on the DNS. My local DNS is set to google's (8.8.8.8, 8.8.4.4), so for me, the issue was resolved in ...
8
votes
7answers
8k views

bind: blackhole for invalid recursive queries?

I have a name server that's publicly accessible since it is the authoritative name server for a couple of domains. Currently the server is flooded with faked type ANY requests for isc.org, ripe.net ...
0
votes
2answers
797 views

Bind DNS server: redirect only subdomain

We've some domain (mydom.tld) and in the svn subdomain we have the Subversion server. This server resides in the main office, and must be accessed inside this office as well as outside it. So, now ...
1
vote
1answer
997 views

What can I do to prevent BIND from outputting these logs

I recently noticed that BIND has been producing a large amount of logs in /var/syslog relating to one particular server (ezdns) Jun 3 03:29:24 overlook named[6586]: success resolving ...
5
votes
2answers
5k views

How to solve call trace produced by security_ops_task_setrlimit() with bind

I have a machine with CentOS 5.9 and VMware installed. Currently I am using BIND 9.3.6-P1-RedHat-9.3.6-20.P1.el5_8.6 (default shipped with distribution). When I restart the machine, I can see this ...
2
votes
2answers
1k views

How to add PTR record for a /16 IP block in BIND using $GENERATE directive?

I'm trying to reverse map a block of IP using PTR record to some special name so their usage can be easily reflected by a simple nslookup. For example, here's a nslookup result: # nslookup ...
0
votes
1answer
1k views

Reverse lookup SERVFAIL

I just set up a DNS server and a web server using Virtualbox. The IP address of the DNS server is 192.168.56.101 and the web server 192.168.56.102. Here are my configuration files for the DNS server: ...
4
votes
1answer
139 views

Entropy Deprivation on Bind / Named Servers

I noticed that my DNS servers are having low points in the available entropy: (Note it doesn't stay that low, but within 10 minutes there are several low points (this graph shows the min of 10 min ...
1
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0answers
113 views

Bind9 External Reverse Lookup DNS Problems

I have a problem with a group of bind9 DNS servers running on Centos 5.10 The servers are on an internal network and are NATed from the internet facing network architecture to allow external ...
1
vote
0answers
100 views

Windows 2012 Master & Ubuntu Bind 9 Slave & SOA

I'm kinda like the maid... I don't do Windows. But thanks to new things we're implementing, I'm now attempting replicating a single zone from our AD cluster. We had this working just fine but ...
1
vote
3answers
285 views

Can a BIND server be a slave to a non-BIND master DNS server?

If I have a master DNS that is not bind - can bind still slave to it? (ie does it use the DNS protocol or something else?). Kind of related - but do people still do this or do they use some other ...
1
vote
1answer
100 views

Is there a way to use Bind9 $GENERATE directive for rDNS of ranges bigger than /24?

The $GENERATE directive of bind9 makes it possible to autogenerate the reverse mapping for a range of IPs what is really helpfull for reverse dns of a dhcp range. But it seems that the $GENERATE ...
0
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2answers
222 views

Protecting my Bind dns server from slow kaminsky-style cache poisoning attacks

Dan Kaminsky described how DNS servers could be poisoned with spoofed DNS responses [1]. As I understand it, the problem was that Kaminsky found a way to account for most other sources of randomness ...