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Questions tagged [bind9]

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0answers
8 views

Is the masters configuration on BIND9 slave stansa limited to 10 IPs?

In the book "DNS and BIND" 5th Edition, it says in the Multiple Master Servers section Are there other ways to make your slave nameserver's configuration more robust? Yes -- you can specify up to ...
2
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1answer
30 views

Forward DNS requests for a zone except one record?

I've got a domain name and hosting web content with a provider, so have for example server.example.com hosted in the cloud. The provider also manage my DNS. Now I would like to run nextcloud on my ...
0
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2answers
156 views

BIND9 DNS zone file check reveals “ignoring out-of-zone data”

I am running a DNS and DCHP service on a local server (Raspberry on Stretch). When checking the zone files, I get: # [2019-02-03 10:32] maxg@rpiserver /etc/bind/zones $ named-checkzone rpiserver ...
1
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1answer
19 views

There is any difference between this zone syntax?

I'd like to build bind zone files via Ansible. To decide how to structure the jinja2 template I need to know if there is any difference in any of these zone configurations: 1.) good old fashioned way:...
-1
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1answer
39 views

How to forbid my PC in LAN to make DNS queries? (in a PC -> VPN gateway scenario)

scenario: i have 2 pc's that are connected to each other over ethernet in a lan and one of the pc's is configured as a gateway that tunnels the traffic of the other pc over to a vpn service. ...
0
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0answers
258 views

Bind - Configure different Forwarders only for Specific Domains CDNs (eg. Wetransfer, Cloudflare, Amazon AWS)

INTRO I've setup a linux box where there's a BIND that serves me as a local dns. Basically by taking advantage of RPZ I can restrict some hosts and at same time with DNSCRYPT I forward everything to ...
1
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1answer
136 views

Can't get authoritative DNS server working (BIND9)

I'm trying to make a BIND9 DNS server work on a Debian server for an assignment at school. The problem is that, when I try to test my DNS server with dig -t soa my.domain.com @ns.my.domain.com, I just ...
0
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1answer
100 views

DHCP DNS and Domain resolution NetworkManager

My environment is following, all cabled with gigalan, all latest Debian 9, vm with virtualbox on 2 different physical hosts. A mikrotik internet router which acts as DHCPD I configured it setting ...
0
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1answer
570 views

How to route specific client's traffic to VPN (PPTP)?

The setup: I have a server set up as a DHCP (isc-dhcp-server) and DNS (bind9) server (acting as a router). It connects to the internet via pppoe (ppp0) using eth0 device. The eth1 is connected to a ...
0
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1answer
302 views

Is it a best practice to have both Bind and DNSMasq which is running on port 53?

I installed Bind on CentOS7 and noticed that the DNSMasq which is already installed & running on the same port 53 where Bind runs. Looks like DNSMasq is default package comes up with CentOS. ...
-2
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1answer
350 views

How to configure bind9 to iteratively resolve recursive requests, starting with a dns root server?

I would like to know how to configure bind9 to resolve all DNS requests given to it iteratively starting with a root server. My goal with this is to set up bind9 as a dns resolver in my local ...
0
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1answer
139 views

Host command successful but DNS won't resolve

I'm trying to complete the setup of my Bind9 DNS server. Both Systems are running Debian Stretch. The serving machine (192.168.0.113) is a VM host and the client machine (192.168.0.104) is its ...
0
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1answer
312 views

Samba integration with existing OpenLDAP, MIT Kerberos and Bind9 services

I have a network domain running OpenLDAP, MIT Kerberos and Bind9. Now I want to enable some MS Windows hosts access to a NAS, in such a way that user credentials stay in my LDAP and Kerberos ...
1
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0answers
82 views

Can I exclude some clients from BIND query logging?

We have some BIND DNS servers we are thinking of shutting down. I turned on query logging to see which clients are contacting these servers. The vast majority of entries are from three known culprits....
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0answers
314 views

Samba4 Bind9 dynamic DNS Update Error GSS failure

I try to register my DHCP Clients to my Samba 4 based domain controller (DC). For this I followed the guide Configure DHCP to update DNS records with BIND9. I've searched around the internet without ...
0
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1answer
346 views

bind9 reverse resolve problem

i use bind for simple setup on my lan, just a cache for external domanin and the LAN internal resolver, the problem that the output of the reverse resolver is wrong, it should return only the domain ...
0
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1answer
528 views

Bind 9 logging is not working

I am using RHEL 6.5 server for Master DNS server. And using BIND 9.8. All are working fine. But customized logging is not working. Here is my configuration file- logging { channel general_file { ...
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0answers
1k views

Configuring a dns server and client in Ubuntu

I have configured the following two ubuntu 16.04 machines: dns client: 192.168.248.190 dns server (bind9): 192.168.242.116 I basically followed this and only setup the forward zone file https://www....
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0answers
92 views

How do I view the DDNS leases from BIND9 and DHCP server?

How do I view the DDNS leases from BIND9 and DHCP server? I have set up isc-dhcp-server updating leases with a fixed IP address from /etc/dhcp/dhcpd.conf to BIND9 zone and reverse zone. This command ...
0
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1answer
3k views

named-checkzone displays “ignoring out-of-zone” data

I came across a strange problem. Maybe someone knows the answer. I use named-checkzone to check my zone file. The following zone file will display ignoring out-of-zone data when I use fully qualified ...
0
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1answer
440 views

Bind9 Reverse Zone Replication Error

I have 2 DNS Servers in my testing environment: Centos 7 x64 VM - running BIND 9.9.4-RedHat-9.9.4-50.el7_3.1 PRIMARY DNS Raspbian GNU/Linux 8 Jessie- running BIND 9.9.5-9+deb8u12-Raspbian - ...
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2answers
42 views

Problem with Bind9 initial configuration

I´m new using Bind 9. I have follow a tutorial on web, and i dont know why its not working.... i have configured this files: named.conf.local : // // Do any local configuration here // // Consider ...
2
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1answer
117 views

Prevent resolvconf package assign localhost if named bind9/dnsmasq is found on host

Resolvconf is a package born to handle different specific situations like lans with dhcp, vpn, and other situation where everyone try to change manually the /etc/resolv.conf file. It has an algorithm ...
1
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1answer
1k views

ISC DHCP Server doesn't handout dns servers to clients [closed]

Yesterday I setup a isc dhcp server on a raspberry pi together with a dns bind server. Now the problem is, that the dhcp server doesn't hand out the dns server to the clients but if I manually ...
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0answers
152 views

Are these BIND update forwarding errors safe to ignore?

I recently replaced my CentOS 5 authoritative BIND servers with CentOS 7. Everything is working fine, but my logs show some weirdness. I use a hidden master and my primary and secondary name servers ...
0
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1answer
103 views

configure same domain name as external in bind

I want to configure local domain zone in bind9 like "example.com" for local lan to add some hosts only. but if I configure that I am unable to connect to "example.com" which is public registered ...
1
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0answers
383 views

Bind9 not forwarding DNS

I want to use bind9 to redirect a subdomain.domain.com to my ip or server, I tried doing this in named.conf zone "subdomain.domain.com" { type forward; forward only; forwarders { 192.168....
2
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2answers
1k views

How to set use tor DNS as the default DNS? [duplicate]

I want to have all DNS queries passing through tor. How to set my default DNS to go through tor? In other word I want to use the IP given by tor-resolve google.com instead of dig google.com.
3
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1answer
1k views

What is the difference between localhost and localnets in named configuration

Reading about acl statement in bind's ARM found the following: localnets: "Matches any host on an IPv4 or IPv6 network for which the system has an interface. When addresses are added or removed, the ...
6
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1answer
2k views

BIND9: DNS resolves sometimes (!) take very long or don't work at all

I have a BIND 9.9.5-9+deb8u8-Raspbian DNS server running on a RPi3 in my network. It is - for everything that's not my home-zone - configured as a "forward only" with the forwarders "{ 8.8.8.8; 8.8.4....
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0answers
59 views

How do I assign a separate DNS answer to a port or also to an internal subdomain?

Fun with DNS: Example 1: How to join the party? party.com resolves to an externally hosted web site, but fun.party.com needs to be able to reach a different server, this one is local at 10.0.2.50, ...
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0answers
24 views

BIND: resolv anything not local to 127.0.0.1

is there anyway to get bind9 to resolve anything not known by it's own local config files to "127.0.0.1"?
0
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1answer
751 views

how to make my dns server public?

i'm trying to make a public DNS server , my DNS server works only on my internal network but when i try to 'nslookup example.com myDNSserverIP(public ip)' it fails i'm running it on ubuntu 15.10-...
0
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1answer
2k views

PowerDNS returning ServFail for all requests

I have been working to get PowerDNS running on CentOS 7 x64 that is up to date. Followed this guide for everything except Nginx because I am using Apache: https://www.rosehosting.com/blog/install-...
3
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2answers
950 views

Removing Incorrect WINS record

So I have a Ubuntu 14.04 server that I'm trying to get to run as a Domain Controller for a set of Windows machines. I've set up a Bind9 DNS and it works fine, pinging the nameserver gives the correct ...
1
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1answer
597 views

Please explain to me named.stats file

I don't quite understand BIND9's statistics file named.stats. Couple of things: 1.) +++ Statistics Dump +++ (1453303803) - what does it mean? Is it when the file was created? And One and half billion ...
4
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1answer
7k views

postfix log messages: RBL lookup error: Host or domain name not found

I'm finding quite a few of these types of messages in my postfix log: 17:40:55 smtpd: warning: 34.77.82.185.b.barracudacentral.org: RBL lookup error: Host or domain name not found. Name service error ...
0
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1answer
24 views

Does bind depends on system DNS settings for lookup?

My understand of bind in handling non-authoritative queries is: forward mode. It just forward the client queries to an upstream DNS server, which is defined in "forwarders" directive. recursive mode. ...
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0answers
46 views

How to deal with growing BIND9 log files

My DNS server's logs are the text files that growing too fast and one of them is already over 30 MB in size. I didn't set up the max. file sizes. I would prefer just to manually delete the lines ...
0
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1answer
781 views

Bind not working as expected. Possible misconfiguration

I have two Raspberry Pis with me - one works as a media player, another as a home server (I call it plug). In the plug I have installed a couple of applications that has web interfaces - SickBeard (...
0
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1answer
1k views

Reduce bind9 cache on a forwarded zone only

I have a caching recursive DNS server running bind9. For a single local zone, I have a forwarder set up with type forward and forward only, which works fine. I want to limit any caching of the ...
1
vote
1answer
6k views

named-checkzone fails reverse zone file with NS has no address records (A or AAAA)

I'm setting up a private DNS server using bind9 on raspian. I'm receiving this error on my reverse zone file: named-checkzone dthacker.org db.dthacker.org.inv root@dns:/etc/bind# named-checkzone ...
4
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2answers
2k views

How to return multiple DNS A records in a specific order using bind9?

I have a bind9 testing environment in Debian wheezy that I am trying to set up two A records that are returned in a fixed order. In my named.conf.options file I have the following configuration: ...
0
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1answer
2k views

BIND as a Private Network DNS Server - Getting REFUSED

I've setup named to act as a local dynamic dns server on my private network with dhcpd. All is working. The only thing that bugs me is that I'm getting REFUSED when querying hostname that doesn't ...
2
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1answer
2k views

How to configure bind9 caching period

I have configured bind9 to act as a caching server and is working properly. However I am trying to configure the retention period for the cache. I couldn't find any information regarding the caching ...
2
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1answer
212 views

How to add another domain (SOA) to my bind9 installation when domain has not been delegated yet. What are the delegation steps?

I have a bind9 installation on my Debian Wheezy install. On this install I have a DNS-server which acts as the SOA for a domain, example1.com. My name server is also on the same domain, example1.com (...
5
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1answer
2k views

Multiple named processes for bind9 in Debian

I'm running a name server using bind9 on Debian. I noticed that there are multiple "named" processes running, when bind starts: How can I limit this to n bind instances (processes)? What is the ...
1
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1answer
13k views

how to avoid NSCD for DNS

I am using NSCD service for DNS now. But sometimes I see NSCD dying itself and DNS resolving doesn't happen properly. please tell me how can we avoid NSCD for DNS . if we bypass the NSCD what is the ...