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Questions tagged [bind]

BIND is the most widely used DNS software on the internet and the de facto standard on Unix-like operating systems.

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DNS Server Installation

Good day to you all. I've some question to ask about dns server (Recursive DNS) installation as Internet Service Provider (ISP) environment. For IP address planning, i have two public IPs to use. I ...
maykochi's user avatar
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nslookup 10.10.7.180 ** server can't find 180.7.10.10.in-addr.arpa: NXDOMAIN | Ubutu DNS issue

I have tested all files like forward.zone/reverse.zone and named.conf.option/local. All looks good, but I am still not getting a reverse nslookup. nslookup 10.11.2.180 ** server can't find 180.7.10.10....
Mohit Panwar's user avatar
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575 views

Locale DNS not resolving - timed out

After several hours of searching, unfortunately, I haven't been able to solve the following problem and hope someone can help me. On the Server is Ubuntu 22.04 with docker, which provide multiple ...
serior's user avatar
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63 views

ubuntu zone transfer error

I transferred files from my Windows Server 2019 into ubuntu and I checked the logs and it says "transfer success", but when I try to cat the zone file it displays in binary format any ideas. ...
cambonu's user avatar
0 votes
2 answers
148 views

apparmor bind interaction, preventing jnl file updates

Ubuntu 22.04.4 LTS Bind 9.18.18 I have placed by named zones files in /etc/bind/zones, but I have made the machine a secondary for dynamic DNS, it is a primary for static zones, though in actuality ...
Brian Cuttler's user avatar
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110 views

Bind9 fails loading from master file because it adds a ".com" to the file they're searching

I'm having an odd problem that I'm not sure how to explain either here or to google. On the named.conf.local I have declared as "site1.edu.ve" but I get this error zone site1.ve/IN: loading ...
47S's user avatar
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81 views

Signing Authoritative Zones bind9 ubuntu server

I'm trying to run dnssec, sign authoritative zones in bind9, but I've seen many different versions of doing this and I'm lost. My named.conf: // This is the primary configuration file for the BIND DNS ...
Doujinx's user avatar
-1 votes
1 answer
411 views

/etc/bind/rndc.key: permission denied

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=386791 $ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 23.10 Release: 23.10 Codename: mantic I have ...
Doujinx's user avatar
2 votes
0 answers
123 views

bind9, named not accessible over local network behind router ubuntu 20.04

i have a zte F6600R router from my isp provider with following configuration DHCP SERVER : ON LAN IP ADDR : 192.168.1.1 SUBNET MASK : 255.255.255.0 DHCP start IP : 192.168.1.10 DHCP end IP : 192.168.1....
Andrei Claudiu Viziru's user avatar
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1 answer
76 views

DNS Server Issue

I have set up my own DNS server on my Linux Ubuntu 22.04 Server using bind 9. However, I am encountering an issue. I aim to configure the DNS server to handle all sites with a subdomain of rizsolution....
Wali Haider's user avatar
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280 views

DNS resolve sometimes connection timed out

Good day to all. Made a command: nslookup kafka.zxc.stage @dns1.prod And sometimes I get an answer - ;; connection timed out; no servers could be reached For example, when I run a command every second,...
Tsunani's user avatar
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1 answer
71 views

Using of "ddns-confgen" versus "rndc-confgen"

I created a key by rndc-confgen, put it into name.conf to use rndc for bind9 server. Works fine. By a mistake of mine, i used the same key on isc-dhcp-server for ddns. Later i noticed that, but also ...
Pythonaire's user avatar
1 vote
1 answer
509 views

Bind9 on 22.04 server - many no valid signature found in syslog

I know just enough about this to be dangerous. I have bind9 running on 22.04 Server. I have noticed many entries in the syslog from named such as this.... Aug 23 16:40:39 homesvr01 named[29547]: ...
BradB's user avatar
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2 votes
2 answers
2k views

Brand new 22.04 LTS installation Named fails on startup

Installed 22.04 LTS and all went smoothly. I'm not a Linux expert but followed directions on installing services by LinuxTechi. Bind9/Named refuses to start and I get the following error. I have no ...
MattCaz's user avatar
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0 answers
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rndc flushname works from command line, but not from bash script [duplicate]

I am banging my head against the wall here trying to figure this out. I have an automated DNS propagation system I am trying to build internally, and everything works except rndc flushname. If I do ...
Zak's user avatar
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0 answers
294 views

Ubuntu 18 upgrade to 20 breaks DNS

Before I upgrade my Ubuntu 18 DNS server, BIND looks like this: bind9.service - BIND Domain Name Server Loaded: loaded (/lib/systemd/system/bind9.service; enabled; vendor preset: enabled) Active:...
dnr1795's user avatar
0 votes
1 answer
457 views

BIND9 isolated master not supplying service (SRV) records as expected

I have a problem getting SRV records to respond correctly from new BIND9 server. It seems to respond as expected for every test I can hit is with except adding the "additional section" that ...
nube101's user avatar
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0 answers
727 views

etc/init.d/bind9: No such or directory

I can't find the bind9 file in the init.d directory I have installed bind9 many times, and nothing happens etc/init.d/bind9
ADEMONEX's user avatar
0 votes
1 answer
2k views

bind9 service do not starts

I have configured bind9. Only the named.conf.options file. I wanted to sudo sytemctl start named.service. It was not working. This is the output I get. I have already tried to search for the solution ...
Cserés Szabolcs's user avatar
-2 votes
1 answer
2k views

dig/nslookup gives back a servfail error

For the past couple of days I've been walking into a certain problem I can't seem to fix. Currently I only have 1 machine in my network and it's just a RHEL 8 server with DNS and other services ...
DJaimy's user avatar
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6 votes
1 answer
6k views

How to mount bind in fstab?

Here is my fstab entry : "/mnt/c/Users/clego/OneDrive - ESEO/Cours/I2/" /home/clego/I2 none defaults,bind 0 0 But when I type sudo mount -a I got mount: /etc/fstab: parse error at line 1 -- ...
Clément's user avatar
0 votes
0 answers
24 views

Bind9 allow DNS rerouting?

I have a development server and I do not know exactly how to ask this. But when any of 4 computers type in [web.e.test] or something similar, Bind9 should then redirect you to that pc's IP address and ...
DeesreX's user avatar
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181 views

Do I need to create the zones in /etc/bind/? {db.} Files

Use Webmin to create the master zones > Direct Zone: fabyfashion.com fabyfashion.com. NS dns.fabyfashion.com. fabyfashion.com. A 192.168.1.24 dns.fabyfashion.com. A 192.168.1....
RootDesktopUser's user avatar
2 votes
1 answer
234 views

Share first attached USB-Drive

To implement a easy backup system in a PLC-application, we access a USB-Stick attached to an external Ubuntu-system. Therefore, the first attached USB-drive should be shared over Samba as soon as it ...
hafisch's user avatar
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0 answers
386 views

Bind9 - dig example.com not showing the private IP address

I have installed Ubuntu 20 and installed the bind9. 'DNS : ns1.example.com' 'IP: 10.201.1.253' Created a zone files ; ; BIND data file for local loopback interface ; $TTL 604800 @ IN SOA ns1....
Dinesh KS's user avatar
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0 answers
497 views

Is there a way of configuring 2 or more web domains for only 1 DNS server?

I´m now creating 2 websites on Apache2 web server (Ubuntu 20.04 based) and they both have different domains (domain1.com and domain2.com for this example). Webpages are hosted on /var/www/domain1 and /...
Diego Manzanares's user avatar
4 votes
1 answer
3k views

xmodmap doesn't work anymore after upgrading to 22.04

I upgraded to the latest 22.04 LTS version this morning and after that my xmodmap script doesn't work anymore, i'm curious if something has changed that is causing the script to not work anymore. I ...
ijzeredraak5's user avatar
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1 answer
250 views

Unmount volume, and dependent mounts

I explain: Currently I have: A volume mounted to a directory, /mountDirectory And I also have a local directory that has a mount bind to a directory on the volume: /localDirectory mount bind /...
Annie's user avatar
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-2 votes
1 answer
517 views

Vulnerabilities in Bind9

I have received below vulnerabilities advisory in my ubuntu 20 servers installed with bind9. existing version is - BIND 9.16.1-Ubuntu (Stable Release) and upgrade it to the latest. latest bind9 in ...
sahir k's user avatar
1 vote
0 answers
29 views

How to create a local DNS server to hand queries from different local servers [closed]

I have 3 DNS servers , a Master server ( which maps names to IPs and vice versa in my LAN) as well as a slave DNS server and a caching server. Now I was hoping for some advice to create ONE server ...
Beginner NOOB's user avatar
0 votes
1 answer
60 views

How to make domain have www using bind

I was currently making a private dns server using bind and my lookup works perfectly using host.yoursenecaid.ops, but how can I change it to www.yoursenecaid.ops? I am new to bind and having issues. I ...
Zak A's user avatar
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0 votes
1 answer
2k views

Unexpected end of input | BIND9

I'm getting the error from below when starting bind9 (I'm using Ubuntu 20.04.3 LTS and bind 9.16.1): I'm almost sure that the issue is related to /var/cache/bind/managed-keys.bind but I don't know ...
dNyrM's user avatar
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1 vote
0 answers
7k views

Can't start BIND9 | Requests repeated too quickly

I'm having a problem when starting BIND9 using sudo systemctl start bind9. I get a random error and when I examine it with sudo systemctl status bind9, I get this: bind9.service: Failed with result '...
dNyrM's user avatar
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2 votes
0 answers
59 views

Is using snap and using "move to trash" mutually exclusive when using home directories on alternative partitions

I slowly started to accept that Ubuntu is forcing its users to use snap instead of apt (which I've used for 20+ years and like). Having been around for a few years, I'm offloading my home directories ...
user1561217's user avatar
0 votes
1 answer
420 views

BIND - named.conf.local and define variables/functions?

I'm using Ubuntu 20.04 and BIND 9.16.1. In named.conf.local i'm using three zones zone "lan" in { type slave; file "/var/cache/bind/db.lan"; masters { ...
sec's user avatar
  • 11
0 votes
1 answer
767 views

Different output for ldd between sudo and root

on my system, the output for ldd /usr/bin/openssl differers between the regular user, root and sudo. This is the output for the regular user: $ whoami myname $ ldd /usr/bin/openssl linux-vdso.so.1 ...
pfo's user avatar
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1 vote
1 answer
2k views

Bind9 (named) does not start after upgrade from 9.16.1 to 9.16.15

I am using bind9 on Ubuntu 21.10. Under an older Version of bind9, everything is working fine: $ named -v BIND 9.16.1-Ubuntu (Stable Release) <id:[censored]> However, when I am upgrading bind9 ...
pfo's user avatar
  • 41
1 vote
1 answer
3k views

nmap is not showing hostnames

I am new to linux, and I am trying to get all the hostnames from the hosts of my local network. I was trying the command: sudo nmap -sn 192.168.0.0/24 and also: sudo nmap -sn -R 192.168.0.0/24 but ...
Alb's user avatar
  • 11
1 vote
1 answer
4k views

BIND9 not resolving after upgrade to Ubuntu 20.04

I'm running an authoritative server using BIND 9.16.1 on Ubuntu 20.04 and recently I upgraded from Ubuntu 16.04 but I've been having issues with resolving both A records and PTR records. Everything ...
MissAkiiki's user avatar
0 votes
1 answer
3k views

How to configure fail2ban for both TCP and UDP port?

I want to ban some DNS requests coming to my named server. The server normally listens both TCP and UDP port 53 and logs the requests to /var/log/named/query.log file. So, I added the following entry ...
FedKad's user avatar
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0 votes
1 answer
2k views

How to add subdomains by defining new zones in a local DNS server

I have a local server which I am managing multiple VMs with Qemu-KVM under ubuntu 18.04. Local server has already a static IP and a domain name given from our company IT, say the domain name main....
Rikkas's user avatar
  • 113
1 vote
1 answer
85 views

I can't figure out how to mount my drives properly

I am trying to figure out a way to mount my two drives correctly. I am running ubuntu (20.04.2) and I can't seem to find a solution. I installed the boot partition on my ssd and I also have a 4 TB ...
Mark's user avatar
  • 11
0 votes
0 answers
428 views

Why can't change ip ubuntu server 20

In host main, has service dhcp with bind9 And configure for distribute ip static for one new mac 11:27:00:6a:5b => 192.16.2.23. But when installed the system operation Ubuntu 20, services dhpc ...
Marcelo Ferreira's user avatar
1 vote
0 answers
2k views

zmq.error.ZMQError: Address already in use

I have installed Anaconda (python 3.7) in my ubuntu 20.04 system. However, while running my Python code from the Spyder console, I am getting the following error: An error occurred while starting the ...
user14263018's user avatar
0 votes
1 answer
5k views

I can't install "bind9-dnsutils" in ubuntu 20.04

While I'm try to install sudo apt-get install bind9-dnsutils , I get the following error: The following packages have unmet dependencies: bind9-dnsutils : Depends: bind9-libs (= 1:9.16.1-0ubuntu2) ...
Hossein Safari's user avatar
0 votes
1 answer
104 views

Bind9 - a completely new person

Forgive me if might appear highly dumb. I would like to make DNS that my PC takes advantage of even more secure. ATM I am using Cloudflare. I was suggested "bind9¨. Now, as I understand its a ...
UbuntuBoy1's user avatar
3 votes
2 answers
44k views

Server Can't Find: SERVFAIL & Bind9 DNS Server Setup

i'm trying to deploy a web app on a VPS server. The app build with Django and currently trying to serve files with Apache2. I'm having trouble with DNS setup(bind9). The company i use does not help ...
Alpcap's user avatar
  • 33
0 votes
1 answer
4k views

BIND 9.16.1-Ubuntu '::1/64': address/prefix length mismatch '64'

I set up a new ubuntu 20.04 server and installed BIND 9.16.1-Ubuntu. Then I copied the bind configuration from my old ubuntu 16.04.7 running BIND 9.10.3-P4-Ubuntu. When I try to start bind on the new ...
Thomas Aichinger's user avatar
1 vote
2 answers
4k views

dnsmasq cannot start after Ubuntu update

I had Ubuntu 16.04 which I recently upgraded to 18.04. On 16.04 I had dnsmasq with running configuration in parallel with bind. After upgrade, I am not able to start dnsmasq due to following error: ...
Tony Montana's user avatar
0 votes
0 answers
494 views

VPN works on colleagues' MacOS (via Tunnelblick) but not on Ubuntu 20.04 (Openvpn)

The company I work for has a vpn. I have been given an .ovpn and .crt file and the setup goes smoothly. But when I try to log in I get the following entries in syslog: nm-openvpn[11198]: UDP link ...
Joe Gatt's user avatar
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