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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130 views

Why is BIND 9.8.4 using a lot more CPU time than BIND 9.7.0?

I recently migrated a small DNS setup from one machine to another. The only thing that changed was the version of bind in use: root@old_box:~ $ named -V BIND 9.7.0-P1 built with '--prefix=/usr' ...
0
votes
1answer
7k 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 # ...
2
votes
1answer
157 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 ...
0
votes
1answer
137 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
votes
1answer
56 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
67 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 ...
0
votes
2answers
539 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 ...
0
votes
1answer
322 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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2answers
69 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 ...
-2
votes
1answer
90 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
1answer
1k 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
2answers
100 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
votes
1answer
21 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 ...
3
votes
1answer
1k 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
43 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
103 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
212 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
903 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
60 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
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1answer
2k views

BIND as secondary DNS to Windows Server 2012. Windows complains that BIND is “not authoritative”

Short version How do I tell BIND to be authoritative for a zone that it is a secondary master for? I think I understand the meaning of authoritative but ... maybe not. I want it to be a secondary to ...
0
votes
1answer
905 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
42 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 ...
1
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0answers
285 views

BIND/Linux limiting concurrent UDP connections

I'm seeing an issue where the number of concurrent UDP connections to BIND appears to be getting limited. I've previously increased recursive-clients in named.conf and I've increased the socket limit ...
0
votes
1answer
29 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 ...
0
votes
2answers
94 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 ...
2
votes
1answer
2k 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 ...
0
votes
1answer
3k 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: ...
1
vote
1answer
255 views

Caching issue with Centos forwarding DNS server

I installed a Forwarding DNS server on Centos 5.10 and it is resolving addresses e.g google.com. When I stopped named (service named stop) and tried to dig (dig @localhost A google.com) there was a ...
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vote
0answers
176 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 ...
3
votes
0answers
126 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
1answer
164 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
votes
2answers
291 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 ...
4
votes
0answers
2k views

Nameserver: Slave can't transfer zones from master [closed]

My slave can't transfer the zones from the master. My configuration: Master server: Ubuntu 12.04 with Plesk 11.5. Plesk uses Bind 9 as nameserver. Slave server: Ubuntu 12.04, Bind 9. To tell the ...
5
votes
1answer
703 views

Bind: “unexpected end of input” due to NS

I have stumbled upon an odd error in a master-slave(s) configuration of Bind. The zone works fine on the master, but on the slaves I'm getting these kind of errors: 21-May-2014 19:06:07.573 general: ...
0
votes
1answer
99 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
2answers
1k views

BIND Slave Receiving Notify From Other Slave?

I have a master nameserver setup with a few slaves as well. Today I was changing one of the slaves to a new server when I came accross a weird error message. After updating the DNS records on the ...
0
votes
1answer
103 views

Centos BIND9 multiple NS with different IPS

I just acquired a Root Server and configured OpenVZ for multiple containers. Each container has a different IP. What I am trying to do is to centralize all DNS related stuff in the main server os ( ...
2
votes
1answer
2k views

Setting up mx record in bind9

I have ubuntu machine with bind9 and tinydns installed on, as well as dnscache. And I'm now trying to add a MX record to bind9 zone file. Yet nothing seemse to have any effect. This is the data file ...
0
votes
1answer
92 views

Configure Bind9 master zone to accept all third levels of domain [duplicate]

I tried for several hours configuring a Bind server on Debian 7 in order to obtain this: *.example.local. I need that every third or fourth level for "example.local" (for example: abc.example.local, ...
1
vote
1answer
165 views

Multi-homed forward zone DDNS updates always sent out the same network interface

I have a multi-homed server 'dhcp1' with network interfaces '192.168.10.151' (eth0) and '192.168.0.151' (eth1). The machine is attempting to use DDNS with a name server 'ns1' having network interfaces ...
1
vote
1answer
198 views

RHEL5 - Bind doesn't return IPv6 records

I've got two DNS resolvers: RHEL5 - BIND 9.7.0-P2-RedHat-9.7.0-17.P2.el5_9.2 RHEL6 - BIND 9.8.2rc1-RedHat-9.8.2-0.17.rc1.el6_4.4 The configuration is exactly the same, both DNS servers are not ...
4
votes
2answers
2k views

Updates to a BIND dynamic zone that is shared between views delayed

Here's the quick and dirty: On BIND9 with a dynamic zone that's shared between views, doing a nsupdate, updating/creating/deleting a record will work fine if I query for that record from a client ...
1
vote
1answer
2k views

DNSMasq vs Bind for simple dns url blocking

I am building a dns server that will block access to specific websites by returning an incorrect ip address for a domain. Currently I use DNSMasq to perform this however my list is quiet large and I ...
2
votes
2answers
1k views

BIND9 DNS with external view inside the internal view

I'm planning a new BIND9 DNS Server with a special kind of view. We a have a lot of external zones and public IPv4 addresses. To keep things simple we have a subzone of our external domain just for ...
0
votes
1answer
286 views

Configuring ENUM on BIND 9.8.1

In Bind 9.8.1 Ubuntu server 12.04, I configured ENUM (Electronic Number Mapping). 1) Create named.conf.enum file in /etc/bind named.conf.enum content: zone "adras.af" { type master; file ...
2
votes
1answer
11k views

server can't find XXX.in-addr.arpa: NXDOMAIN

I am facing problem while configuring BIND DNS sowing server can't find XXX.in-addr.arpa: NXDOMAIN while reverse dns check! everything works on forward DNS lookup but reverse DNS lookup fails. Here ...
0
votes
1answer
273 views

Forward DNS queries of a subdomain to another port

I have some software which provides dynamic information via DNS, similar to a DNSBL. How do I run it on the same server as a BIND server that's also serving DNS requests for other domains? I just ...
-1
votes
2answers
78 views

my master dns is running on Debian, can i configure rhel as slave DNS

I need to configure a slave dns on RHEL 3 , but my master DNS is Debian 7, is it possible to configure dns on such manner if possible kindly help me on this
0
votes
1answer
33 views

Protection of a dns server

I recently started to host my own domains on my servers. I can already see a fair bit of bogus queries arriving to my servers. Some dns amplification attacks, etc. What can I do in order to further ...
0
votes
1answer
476 views

Bind9 Master Slave replication

I have Bind9 on Debian for NS1 and NS2 They are two virtual machines. I create a file /etc/bind/zones/db.domain.com Then I have to add this to the /etc/bind/named.conf.local zone "domain.com" { ...