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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How do I make bind add client-subnet to recursing requests?

I'd like a Bind DNS server to add a client subnet EDNS option (ideally one I specify) to any requests that it recurses to an upstream DNS server, to cover for the fact the clients themselves aren't ...
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45 views

Windows machine can't resolve newly added DNS name from CentOS named server but can resolve others

OK, I am going to try and explain this as best and easiest as I can. I have a CentOS 6 machine (named SRV3) running as a DNS server for all of our domains. This is working fine. I have another ...
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votes
1answer
25 views

Own NameServer with mail and FTP

I don't even know where to start, i have a vps, two domains, i pointed one domain via direct IP in my domain provider, followed a guide to install bind9 (what i thought i needed) and generated ...
1
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1answer
33 views

DNS - public address for local zone

I am facing an issue I don't quite know how to solve it. So I have two internal dns servers, let's say dns1 and dns2. They serve a zone let's say z1.mydomain.com - and internally everything is ...
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0answers
35 views

bind recursive dns server fail to answer for specific domain

I have bind9 dns server with resursion enabled only for internetwork. It is working normally but for one particular site it fails to provide the answer "ipay.com.np" When i do dig ...
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0answers
25 views

DNS Forwarder with rename / alias

I would like to setup (I think) an authoritative DNS server for a subdomain but have it lookup the IP address/es of another name with another DNS server and return it for the subdomain. Can I use ...
1
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0answers
24 views

Set Apache's vhosts with a sub-domain automatically

I'm posting here, because I want to configure apache vhosts automatically, like a.mydomain.com , b.mydomain.com ,etc ... but It doesn't work. I've already setting up a DNS Wilcard record like ( * ...
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0answers
23 views

dig not giving AD-bit when dnssec is configured

I am working on this Deterlab exercise and I run into some problems when adding DNSSEC to Bind. The server runs BIND 9.7.0-P1. The configurations I have done is the following: Signed zone for ...
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2answers
51 views

windows can't find ADDC

so my problem is this I have 3 servers: Server A: running ubuntu 14.04 with openldap and samba Server B: running ubuntu 14.04 with bind9 and dhcp (dns server) Server C: client windows 2008 Server ...
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1answer
41 views

How to verify that a BIND slave name server is actually synchronizing properly with master (and fix it afterwards)?

I've set up two name servers, a master and a slave according to this link. The setup is functioning evidenced by the fact that sites featured on the master server gets served as expected. Recently ...
2
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1answer
27 views

Setting different NS records as authoritative on authoritative DNS

I have DNS servers for a domain set to one set of authoritative DNS servers on the registrar. However, those DNS servers zone file for the domain have a different set of NS records for it. Some DNS ...
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0answers
21 views

BIND9 logging only specified view

For diagnosing purposes I need to log BIND9 queries. BIND9 is configured with two zones/views (internal/external). I've configured logging but there is a lot of unnecessary queries being logged - ...
2
votes
2answers
104 views

Shot Names in BIND DNS take too Long

I have Setup A Bind DNS , where I am trying to put an entry for resolving the short name. This get resolved but take too long and sometime the DNS times out. The short name is s3.ngsfdellpe Entries ...
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0answers
23 views

Bind9 forward specific zone to another server

I'm trying to set up 2 DNS servers on ubuntu to avoid poisoning for specific domains. I've configured 3 servers as forwarders for all non-specific domain names and added zones(like speedtest.net) with ...
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0answers
17 views

Best way to limit size of named.stats file - RHEL 6.7/BIND 9

We have a RHEL 6.7 server running Bind 9.8.2. The statistics dump file is growing extremely large and bind, at least this version of bind, does not allow or have a directive to limit the size of the ...
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1answer
47 views

BIND DNS nslookup NXDOMAIN

I have BIND DNS server installed in my LAN on Linux CentOS on IP 192.168.0.30. I also have HTTPD Web server installed in my LAN on Linux Centos on IP 192.168.0.23. My /etc/named.conf file is ...
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2answers
73 views

Bind 9.10 in-view directive doesn't work

Named version: BIND 9.10.3-P4 (the latest one), OS versions: CentOS 6.3, CentOS 6.7 I need to use shared zones in different views, since 9.10 ISC Bind doesn't support using the same file for the same ...
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1answer
57 views

How to do “dynamic apex” right in DNS/BIND?

I want to retain dynamic control of the apex, but not break standard handling of other RRs (NS, MX). Context A domain name (exampleA.net) is controlled by the domain owner (via the domain ...
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2answers
42 views

Is a DNS server (like Bind9) usefull with a LAMP stack

The question might seem naive, I know what a DNS server is, but as far as I know, in most cases, you don't need a DNS server as you (or the computer/server) can request an external DNS when needed. ...
1
vote
1answer
21 views

DHCP removing existing DNS records when asked for leases and none are available

I'm having a problem with my Dynamic DNS and DHCP setup where clients requesting leases when none are available causes a cascading failure where existing clients have their forward and reverse DNS ...
1
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1answer
64 views

How to block all domains except few in BIND DNS?

I came across solutions for blocking selected DNS resolutions by creating block zones. But how would I allow certain sites only and blocking all others in BIND?
2
votes
1answer
44 views

LVS DNS load balancing on machine with only 1 NIC

First of all let me clarify that I am just a software developer not an admin, thus I have some knowledge (let's say a basic understanding of the concepts) regarding networking configuration as well as ...
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1answer
14 views

Dns records, and tomcat on loadbalacing

I have 2 Dns servers (Debian) configured using bind9 and a loadbalancer managing 2 tomcat webservers, My question is Should i put dns entries of the 2 tomcat webservers, or i just have to put the ...
2
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1answer
31 views

Error using dnssec-signzone in chroot'd bind 9.8 when a zone file includes other files

Using bind 9.8.2 on RHEL 6.5, running chroot'd. I have a zone file that includes other files (it's a zone with a large number of servers in different datacenters, and there's one included file per ...
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votes
1answer
37 views

Error DNS server bind?

THIS IS MY File: /var/named/example.com.zone $ORIGIN example.com. $TTL 86400 @ IN SOA dns1.example.com. hostmaster.example.com. ( 2001062501 ;serial 21600 ...
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0answers
76 views

CentOS BIND DNS Not Working Properly

Been messing with this for awhile now. I have a centosDMZ(acme.com 10.20.116.11) DNS which is suppose to take requests from two different subdomains (hq.acme.com 192.168.1.0/24 ...
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0answers
33 views

BIND9 logging into file

I want to change the logging behavior of Bind9 on my server (Ubuntu 14.04.4 LTS). I found a intuitive manual for this here: Help.Ubuntu. In their example they only changed the logging behavior for ...
0
votes
1answer
57 views

Allow DNS queries to bind in iptables

I have a DNS server up and running with configured single DNS zone for example.com The following command, ran on the server returns the configured DNS Zone records: # dig example.com @ns1.example.com ...
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votes
1answer
120 views

Setting up DNS server to resolve request to domain “abc.com” to its own host

I have a server with the public ip-address (lets say) 198.20.30.40 I am trying to setup a DNS server on this host so that I can resolve all request to "stackoverflow.com" being made to get resolved ...
0
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1answer
38 views

Multiple DNS records with different networks

So I have Ubuntu 14.04 VMs running in an OpenStack environmnet. The DNS machine has an external IP (10.14.6.3) and an internal IP (192.168.1.3). I have two other machines within the same project [h1] ...
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votes
2answers
56 views

How to set BIND9 with the ability to resolve internal domain addresses (CentOS) [closed]

I have some problem. I have a domain controller on windows server 2003 with dns server. IP that dns is: 192.168.110.5. For example, i have some computers with names: guard-01.piduna.pp.ua. ...
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0answers
16 views

vsftpd adds server own domain name suffix to host name

I have the following issue with vsftp (and asterisk, by the way): When I'm connecting from 37.229.152.222 to vsftpd server, I get timeout and lots of errors in bind log that is running on the same ...
1
vote
1answer
36 views

Bind9 warning on Debian

I'm running a Bind9 (9.8.4-rpz2+rl005.12-P1) DNS on a Debian 7.9 server and all is working fine, but whenever I try to restart the named service I get the following error into syslog: WARNING: key ...
0
votes
2answers
58 views

Why has DNS Stopped Working for new CNAME and TXT records

None of the new CNAME and TXT records I add (through VestaCP) are working. My DNS server has been working fine. Got about 30 domains on it, used to be able to create these records and a few hours ...
0
votes
1answer
31 views

OpenDNS: got insecure response; parent indicates it should be secure

I'm using Ubuntu 14.04.4 LTS on following system: root@ubuntu-1gb-nyc2-01:~# uname -a Linux ubuntu-1gb-nyc2-01 3.13.0-77-generic #121-Ubuntu SMP Wed Jan 20 10:50:42 UTC 2016 x86_64 x86_64 x86_64 ...
4
votes
3answers
1k views

Glibc bug mitigation for getaddrinfo()

Ran across an exploit for glibc today which involves the getaddrinfo() call for DNS resolution. I'm running Ubuntu 12.04 on two Bind9 boxes that face the internet. I'm not sure I totally understand ...
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0answers
33 views

Ceph Gateway always shows error 500

I have problem with radosgw. I have pass this tutorial but without success: http://docs.ceph.com/docs/hammer/radosgw/config/ When I try: curl http://porunov.com I always get the same page: ... ...
1
vote
1answer
19 views

How to identify that BIND is running under chroot

I am trying to run BIND under chroot on Ubuntu and CentOS. Installing it on CentOS is pretty straight forward with just installing the packages - bind and bind-chroot, while Ubuntu is a little more ...
0
votes
2answers
54 views

why bind9 gives connection refused for permission denied error when it is 777

These questions didn't help: http://askubuntu.com/questions/172030/how-to-allow-bind-in-app-armor Cannot start BIND9 I wanted to start bind9 and saw that it gives permission denied in syslog as ...
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votes
0answers
22 views

Active Directory DDNS update with a DNS Hidden Master

Active Directory queries DNS server for a SOA(master DNS) record before sending out Dynamic DNS updates to the master DNS. Would AD still work if we set up a hidden master for DNS ? Usually Hidden ...
1
vote
2answers
22 views

How to Master-Master propagate BIND DNS across two or more servers

I have two webservers and plan on adding more. I'm using BIND as a Master Nameserver on each. The issue is that I plan on adding more Servers and need some way to propagate DNS records between each ...
1
vote
0answers
24 views

In a BIND.. Weird DNS issue

I have now somehow replicated a weird issue with one of my DNS zones on two different servers and with two different versions of ISC BIND. I have a sub-domain delegated to my server. The first time ...
1
vote
1answer
45 views

Configure bind9 to forward queries as-is and to reply answers as-is, or in search of perferct forwarder

I use bind9 server (A.A.A.A) as forwarder only: queries are forwarded to other DNS server (B.B.B.B). I manually ask B.B.B.B to resolve domain and got correct result: $ dig a downloadcenter.intel.com ...
0
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0answers
31 views

(Apache2 and Bind9) DNS not Resolving IP on Some Sites (Intranet)

I am going to start off by saying I am new to DNS and Ubuntu Headless Servers. However I am not new to computers and programming in general. I got a wild hair one day and built an Ubuntu Server ...
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1answer
38 views

Recursive forwarding Bind DNS server not answering from cache

Problem Statement I have a bind caching and forwarding server that is functioning almost as expected. All queries are forwarded, their TTL is cached. At first blush, everything appeared normal ...
0
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1answer
18 views

bind9 with $GENERATE in PTR records and a lots of 'ignoring out-of-zone data'

I have a next issue. I have subnet 92.222.0.0/17 and I rule reverse records of it. Definitions of zones are the next: zone "123.222.92.in-addr.arpa" { type master; file ...
2
votes
1answer
22 views

How to properly configure a classless reverse zone in BIND 9

I'm trying to configure reverse DNS for a sub Class C block. My ISP has delegated 128/25.2.0.192.in-addr.arpa. I've spent a good few hours reading everything I can find on classless reverse map ...
1
vote
1answer
53 views

DNS RPZ zone queries are being “refused”

I am testing out the BIND Response Policy Zone feature on our lab DNS server. We run a RHEL 6 server with BIND 9.8.2. I have followed the instructions here but I can't get it to work. Here is what I ...
0
votes
1answer
82 views

Bind9, Ubuntu 14.04, rndc: connect failed: 127.0.0.1#953: connection refused, no error logs

I'm attempting to start a DNS slave and It was working yesterday. I'm not sure what I changed but it is giving me (today I added a different method of getting the zone files, but it didn't change any ...
3
votes
3answers
170 views

How do I allow user to reload zone file?

I have a pool of authoritative DNS servers that have to host zones for 5 users each of which have between 2 and 10 zones. Each user can ssh to the servers using public key authentication. The ...