Questions tagged [bind]

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 Internet Systems Consortium, a non-profit public benefit corporation with a mission to support a free and open internet.

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Cisco ASA logs "regular translation creation failed for icmp ..." for DNS traffic, yet it works

Every few minutes our Cisco ASA 5505 firewall is logging errors that I can't figure out with my limited Cisco experience. Severity Date Time Syslog ID Source IP Destination IP ...
Martijn Heemels's user avatar
1 vote
1 answer
3k views

What is the text length limit for ISC BIND zone record names and data?

One of my users wants to have a TXT record for DKIM, which apparently is very long. The system that automates zone file creation has a very small limit on name and data field length; I can easily ...
Nick Bolton's user avatar
  • 5,146
1 vote
2 answers
594 views

Wildcard DNS entry to match lang subdomain

We have a website www.example.com pointing to x.x.x.1 and a system with multiples minisites all having subdomains.examples.com pointing to x.x.x.2 Basically what we have in place is a wildcard DNS ...
Adam Benayoun's user avatar
5 votes
3 answers
62k views

Why do I get "ignoring out-of-zone data" when restarting BIND

I've been using my own DNS server but then I moved to a third part DNS provider. Yesterday I wanted to go back to using my own DNS's and cancel this third party service. I've lowered TTL in current ...
6bytes's user avatar
  • 805
1 vote
3 answers
173 views

Routing / binding 128 IPs to one server

I have a Ubuntu server with 128 ip's (static external ips 86.xx.xx.16), and I want to crawl pages thru different ip's. The gateway is xx.xxx.xxx.1, the main ip is xx.xxx.xxx.16, and the other 128 ip's ...
user avatar
2 votes
5 answers
424 views

Is there a difference between @ and * when using BIND?

When configuring a BIND DNS zone, I often wonder why there exists both @ and * to specify an alias for the zone name. Is there a difference between the two?
Nick Bolton's user avatar
  • 5,146
0 votes
3 answers
2k views

DNS something is wrong?

I am configuring bind9 on a server with two network interfaces, one is connected to the LAN and the other is connected to the Internet through NAT so bind is not faced directly to the Internet. ...
user avatar
17 votes
8 answers
93k views

Dig returns "status: REFUSED" for external queries?

I can't seem to work out why my DNS isn't working properly, if I run dig from the nameserver it functions correctly: # dig ungl.org ; <<>> DiG 9.5.1-P2.1 <<>> ungl.org ;; ...
user avatar
0 votes
2 answers
2k views

DYNDNS.org Custom DNS returning odd results with Windows' NSLOOKUP

I wrote some time back about running my own DNS server temporarily in order to help facilitate the move of a domain name between two registrars with no down-time. I have since purchased the CustomDNS ...
tcv's user avatar
  • 651
1 vote
4 answers
1k views

Website occasionally unavailable - DNS problem

I have a problem with my website (http://www.visikid.pl and www.visikid.com). I have webmin and virualmin. I have one domain as alias, and this alias (host: www.visikid.com) sometimes is unavailable ...
Kamil Rudnicki's user avatar
1 vote
4 answers
2k views

How do I run both Tomcat and PHP on Linux on port 80?

I would like to host both Tomcat and PHP on port 80 on Linux and I have 2 IP addresses available. I am only using PHP so that I can host some mailing list software, I can map it to newsletter....
Michael Gaylord's user avatar
1 vote
3 answers
1k views

Centos 5.4 (x86_64) DNS resolution woes

I've setup a Centos 5.4 (x86_64) box in a VM recently; the trouble is I just can't get internet to work on it. Pinging the resolved google.com ips, nameserver ips works fine but DNS lookup queries ...
user avatar
1 vote
1 answer
680 views

How can I move a load of zone records from a web based system to text based one? [duplicate]

I have a few domains with Dreamhost where I have set a load of records using their web based domain name system, and I've like to move them to another provider that lets me enter info directly as a ...
Chris Adams's user avatar
2 votes
2 answers
2k views

Automatic subdomain wildcard for DHCP-DDNS additions?

I'm running dhcp-4.0.2 server and bind-9.6.1-P3. When a new Mac OSX DHCP client with the name "harry" connects to the network, the DHCP server gives it a lease, and adds appropriate A & PTR ...
Igor Clark's user avatar
8 votes
4 answers
27k views

No A or AAAA record for NS (Reverse DNS)

Okay I've searched through this site and read the numerous questions all on the same topic but the puzzeling thing is that I do have an A record for both of my ns entries. When I run named-checkzone ...
Cromulent's user avatar
  • 342
1 vote
1 answer
860 views

Lowest TTL that can be set in BIND9

I'm having trouble finding it this answer, but what is the lowest TTL that can be set on an A or CNAME record in BIND9?
imaginative's user avatar
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0 votes
2 answers
92 views

Would running Linux off a USB memory drive cause BIND to perform badly?

This may also apply to any other applications similar to BIND. Currently my home server's Linux install is located on a USB flash drive (for fun), which is fairly slow compared to a SATA drive for ...
Nick Bolton's user avatar
  • 5,146
7 votes
5 answers
16k views

How can I override TTL of an Internet Address?

I'm running a caching DNS server currently to improve latency in a network. The question is: can I override the TTL I get from a server using BIND9 or other software on Linux? short "dig www.google....
OmniWired's user avatar
  • 149
1 vote
1 answer
149 views

NS queries on server .net

When I querie ns server on a .NET servers, answers are always in the same order : dig ns google.net @F.GTLD-SERVERS.net +short ns1.google.com. ns2.google.com. ns3.google.com. ns4.google.com. If I ...
profy's user avatar
  • 1,156
10 votes
5 answers
9k views

Any way to reduce bind9 memory footprint?

I am running my own Authoritative DNS on bind9 for like 5 of my domains with little traffic. I am running them on 2 separate VPS servers (so every Mb of memory costs me some $x2). Is there any way to ...
BarsMonster's user avatar
1 vote
1 answer
2k views

/dev/null , /dev/random and chrooted bind

Hy, Why a chrooted bind need to mknod dev/null and dev/random ? Howto say it's necessary but without explain reasons, I administrate chrooted bind servers without theses options, and all seems to ...
profy's user avatar
  • 1,156
0 votes
2 answers
666 views

Why am I unable to turn off recursion in ISC BIND?

Here's my named.conf.options file: options { directory "/var/cache/bind"; dnssec-enable yes; auth-nxdomain no; # conform to RFC1035 listen-on-v6 { any; }; ...
Nick Bolton's user avatar
  • 5,146
2 votes
2 answers
184 views

Is there something different about the nameserver requirements for the .ORG TLD?

I am running Apache2 and Bind9 on my home web-server. I have a couple of domains registered and directing towards my server, including bjcullinan.com. I would like to create a website for an open-...
bjcullinan's user avatar
3 votes
3 answers
3k views

Iptables rules for Caching Nameserver

We're running Bind as a Caching-Nameserver and these are the 3 rules on our setup to handle the DNS functionality: iptables -A INPUT -s $OUR_NETWORK -p udp --destination-port 53 -j ACCEPT iptables -A ...
user avatar
1 vote
1 answer
2k views

PowerDNS allow queries on a per domain basis

I am replacing my BIND authoritative nameserver with PowerDNS w/ gmysql backend. I'd like to have my primary domain example.com and its associated hosts like www.example.com to be available to other ...
Cory J's user avatar
  • 1,588
1 vote
1 answer
269 views

I'm trying to setup custom nameservers but this does not make sense - At all

I have a VPS running WebHost Manager and my boss wants to run custom nameservers so the sites we then setup use 'ns1.ourbusiness.com' rather than something like 'ns1.xname.org'. Here's the steps I ...
user avatar
0 votes
3 answers
256 views

Unable to do automatic updation in the slave server

I've installed BIND 9.5.2-P1 running in Windows Server 2003. There is 1 master server and 1 slave server. i already have master that work well for our zones. The problem is my slave server didn't ...
user31394's user avatar
1 vote
2 answers
11k views

Setting up nameserver - bind [FreeBSD]

First of all sorry for bad English. I'm a newcomer to FreeBSD, and I'm going to like it. Before I tried FreeBSD, I had a Linux VPS (My ISP set it up for me). I decide to drop it in favor of FreeBSD ...
user avatar
0 votes
1 answer
1k views

Unable to do forwarding in BIND DNS?

I have BIND working on Windows Server 2003. I want to forward my queries to another server. Recursion is working but forwarding is not working. Can you guide me to set it up? I have given the ...
user31394's user avatar
0 votes
1 answer
447 views

Forwarding in BIND DNS failed?

I have BIND working on Windows Server 2003. I want to forward my queries to another server. Recursion is working but forwarding is not working. Can you guide me to set it. I've given the following in ...
user31394's user avatar
1 vote
3 answers
419 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 ...
Michael Neale's user avatar
0 votes
3 answers
2k views

DNS (named) zone file loads correctly but does not resolve

I have a very strange problem that I not able to figure out. On my server I host two applications with two different domains: 1. onlinelogistics.eu 2. resursecrestine.org I also host a DNS server (...
user avatar
1 vote
2 answers
286 views

BIND zones and named files

I've installed BIND in my Windows server2003. i've configured the named file in C:\named\etc\named.conf as: options { directory "c:\named\zones"; allow-transfer { none; }; recursion no;...
user31394's user avatar
-1 votes
1 answer
290 views

DNS zones and named files [closed]

I've installed BIND in my Windows server2003. i've configured the named file in C:\named\etc\named.conf as: options { directory "c:\named\zones"; allow-transfer { none; }; recursion no; }; zone "...
user31394's user avatar
1 vote
1 answer
647 views

How to install BIND 9.5 in windows Server 2003?

Please tell me the procedure to install BIND 9.5 in Windows Server 2003. If u can please provide me a link that can help me with this installation.
user31394's user avatar
3 votes
1 answer
9k views

BIND split-view DNS not working with zone transfer

I am setting up two DNS servers. One is on the firewall/router, the other is an internal server. I have lots of experience setting up DNS servers, so this problem is particularly perplexing. Machine ...
Barry Brown's user avatar
  • 2,522
5 votes
3 answers
59k views

Conditional DNS forwarding with named on Linux

I have a Centos 5.2 server which runs named for DNS resolution - it doesn't hold any information of its own, and just forwards all requests. From the named.conf: options { [...] forwarders {...
DrStalker's user avatar
  • 7,036
0 votes
3 answers
12k views

BIND DNS forwarding for external domain

I inherited an evironment that has a BIND server for our internal LAN. I noticed it doesn't have any forwarders for external request (i.e. google.com). How the heck does my laptop know that google.com ...
sdot257's user avatar
  • 3,069
0 votes
2 answers
4k views

Add a subdomain to NAMED config file

I have a domain configuration file called example.com.conf I want to add the following subdomain to it: members.example.conf and add it's own MX records (it's running a seperate mail system). How do ...
Samuurai's user avatar
  • 187
1 vote
3 answers
2k views

Reverse DNS required to send emails

I run my own email server (postfix) and my own DNS servers (bind) on openSUSE 11.2. Lately I've found that I cannot send email to Comcast users, apparently because they cannot do a reverse DNS on my ...
user avatar
2 votes
1 answer
1k views

Simple bind9 zone file

I'm setting a network in a virtual enviroinment. I have two networks, one internal (corp.net) and one external (with one name server and one client), connected by a firewall. I want that client can ...
Emilio's user avatar
  • 55
2 votes
3 answers
600 views

Is it possible to recover a deleted named.conf if named still running?

If, for example, you spend some time working on a named.conf, and then by mistake clear it and save it (thanks to vi), is there a saved copy of the named.conf in the running instance that I could grab?...
romant's user avatar
  • 526
1 vote
4 answers
5k views

Bind9 won't start on ubuntu 9.10

Ever since I've upgraded to ubuntu 9.10, bind9 won't start: Setting up bind9 (1:9.6.1.dfsg.P1-3ubuntu0.2) ... * Starting domain name service... bind9 [fail] invoke-rc....
Logikdev's user avatar
2 votes
2 answers
141 views

Method of controlling BIND 9 from .NET app?

We have a WCMS that allows the user to add in domains they've purchased through us to their site manager, which is supposed to instantly work. In order for this to be, we need to be able to have the ...
Zimmy-DUB-Zongy-Zong-DUBBY's user avatar
1 vote
2 answers
434 views

split dns for google

how to setup any dns (prefer nsd3) to give ip 1.2.3.4 for google and 2.3.4.5 for all others?
DennyHalim.com's user avatar
25 votes
2 answers
23k views

SOA and Primary NS record (DNS)

The brunt of the question is this -- What is the relationship between the primary nameserver specified in the SOA record and the nameservers specified in the NS records. How are these things linked? ...
scraft3613's user avatar
0 votes
1 answer
334 views

What strength should I use for my ISC BIND transfer key?

Currently I'm using 128, is this secure enough? dnssec-keygen -a hmac-md5 -b 128 -n host foobar.com Also I'm not sure if "host" is the correct value for -n arg. I believe that the last argument "...
Nick Bolton's user avatar
  • 5,146
13 votes
6 answers
17k views

Should I use /etc/bind/zones/ or /var/cache/bind/?

Each tutorial seems to have a different opinion on this. For my ISC BIND zones, should I use /etc/bind/zones/ or /var/cache/bind/? In the last install, I used /var/cache/bind/ but only because I was ...
Nick Bolton's user avatar
  • 5,146
1 vote
2 answers
1k views

how can i setup maradns / nsd server to answer a single IP address to any query

i tried the manual, but cant find how/if i can set it to answer single ip for all queries. anyone tried any of these? which one works? or any other smaller, secure bind alternatives? tnx nb. nsd: ...
DennyHalim.com's user avatar
1 vote
5 answers
2k views

Cannot start BIND9

I followed everything EXACTLY in this tutorial for setting up DNS. I set up everything on a blank server. However, starting BIND9 failed: rndc: connect failed: 127.0.0.1#953: connection refused I ...
Alex's user avatar
  • 8,591