Questions tagged [bind9]

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Bind9 for Single Machine DNS Name Server and Host

I'm trying to set up Bind9 on a Debian 10 machine so that I can access it by using its domain name and am having difficulty in getting it to work. I'm sure I'm doing this wrong. My IP Range is 192.168....
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15 views

The bind9 forward zone more flexible than reverse zone file?

My local network is 192.168.0.1, but of course the cable modem is 192.168.100.1. In my local DNS server I can fudge a lookup for my private domain of 'dd.org', for example 'cable.dd.org' as 192.168....
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9 views

Error from dns_master_load & empty label

I don't know why but my zone would not work and have says that it could not load due to errors like my dns_master_load. It says it have an empty label. PS : This is a school exercise. That is why ...
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94 views

bind: forwarding zone does not work when allow-recursive not allowed

I have the following setup: DNS-Server reachable from the internet, is authoritative for zone foo.com DNS-Server reachable only locally, should be authoritative for zone test.lab.foo.com What I try ...
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49 views

Split DNS query to different interfaces

I have an issue similar to OpenBSD pf - redirect all DNS queries to local DNS server but I have a little bit different. My setup: DNS-PROXY1 <-> ROUTER -> SWITCH -> WIFI APs -> CLIENTS-...
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8 views

Configure SPF for existing domains in DirectAdmin panel using BIND

I have a server runs the DirectAdmin panel and I want to add SPF record to all domains in the server What I did from this link is: cd /var/named mkdir /root/dbbackup cp *.db /root/dbbackup perl -pi -e ...
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27 views

Bind9 named Got recursion not available from 192.168.1.100, trying next server [duplicate]

I use a Raspberry PI as bind and dhcp server. A strange thing happens to me… On the clients, the resolv.conf looks like this: # Generated by NetworkManager search flab nameserver 192.168.1.100 ...
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18 views

Configuration that has bind listening on 2 different ip addresses and resolving queries using response-policy

I have a requirement where I need to have a bind server listening on two different private ip addresses. Depending on the server address queried, a particular host entry gets returned. Server has ...
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1answer
425 views

Reverse DNS Resolution Not Working After Installing Bind9 in Ubuntu Server

I installed DNS Server (bind9) in my ubuntu server and I am able to do name resolution from hostname to ip address using nslooup and dig; however when I try to do reverse lookups I get an error ...
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174 views

How do you setup the catalog zone in BIND9?

I've been trying to setup a catalog zone in BIND9 so that way I do not have to manually update my slaves each time I add or remove a domain. I asked this question and the answer would be to use the ...
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1answer
454 views

How do I list all the domain names that my BIND9 manages as a master?

I'm wondering whether there is a command I can run to get a complete list of the domain names that my BIND9 currently manages on my master DNS server. Hypothetically, something such as: named --list ...
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1answer
199 views

Why Server is not able to resolve DNS

I setup DNS which will act as external DNS server. All settings are default , administrator told me to use Root hints file which is located under /var/named/named.ca. And root zone is mentioned in /...
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846 views

Forward reverse lookups with Bind9

I have a DNS server with Bind9 installed, that has IP 192.168.145.119. This works as a resolver for a DNS server on IP 192.168.145.1. I have setup so it works as a forwarder when using ping, using ...
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1answer
693 views

why host from bind9-host is/was deprecated and when?

I was looking at bind9-host shirish@debian:"04 Jan 2020 15:48:02" ~$ aptitude show bind9-host=1:9.11.5.P4+dfsg-5.1+b1 Package: bind9-host Version: 1:9.11.5.P4+dfsg-5.1+b1 State:...
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1answer
172 views

How to add URI record to bind9 DNS zone?

I want to setup my Kerberos authentication using DNS lookups to define its servers. This can be done with URI records in the DNS database. There is given an example for KDC Discovery that looks like: ...
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168 views

How to timeout for specific systemd unit?

Is there a way to change timeout for specific systemd unit? I'm okay with the default 90s, except for bind9; we serve tens of thousands of zones so bind9 needs a few minutes to start.
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3k views

bind9 named-checkzone failing with SOA record not at top of zone

I set up bind9 perfectly a year ago but neglected to document exactly what I done, and now something has changed and I am struggling to fix it. The problem manifested itself first from the DHCP ...
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195 views

hostname failing to resolve in CentOS 7

I have a DNS server configured but the hostname is failing to resolve. I keep getting these error when running host: [root@ns1 ~]# host hostname Host hostname not found: 5(REFUSED) And I also get ...
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1k views

bind9 - timed out resolving

I have a bind9 server spun up on one of my old test test boxes, and it's close. Everything appears to be working, however I'm getting 'time out resolving' errors spamming my sys.log from what appears ...
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1answer
2k views

How to generate TSIG key for certbot plugin 'certbot-dns-rfc2136'

I'm configuring BIND9 to obtain a wildcard certificate from Let's Encrypt. When I try to generate TSIG key according to instruction here, I got the following error: # dnssec-keygen -a HMAC-SHA512 -b ...
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2answers
532 views

Bind9 shared libraries: libbind vs libdns?

There are two packages libbind and libdns packaged by Debian, they're both described as, The Berkeley Internet Name Domain (BIND) implements an Internet domain name server. BIND is the most ...
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1answer
272 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 ...
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2answers
2k 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 ...
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1answer
27 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:...
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96 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. ...
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2k 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 ...
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1answer
674 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 ...
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1answer
700 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 ...
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1answer
1k 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 ...
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1answer
820 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. ...
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1answer
1k 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 ...
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1answer
539 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 ...
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1answer
805 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 ...
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1answer
327 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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560 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 ...
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1answer
746 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 ...
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1answer
1k 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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3k 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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316 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 ...
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1answer
8k 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 ...
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1answer
993 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
51 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 ...
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1answer
176 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 ...
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1answer
2k 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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413 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 ...
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1answer
135 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 ...
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580 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....
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2answers
2k 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.
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1answer
3k 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 ...
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1answer
3k 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....