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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Samba4 and BIND9_DLZ - static records with samba_dnsupdate dynamic dlz

I have some records in bind for my DNS zone. Now I want to configure Samba4 Active Directory which wants to add some dynamic records into my zone. So I include /var/lib/samba/private/named.conf in my /...
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1answer
7 views

Trying to use sed to edit named.conf and add some DNS forwarders but can't?

Trying to replace all the forwarders with new ones but I can't seem to the pattern matching to work. I can't see the mistake for the life of me: sudo sed -i .bak "s/forwarders {[^]]*}/forwarders { ...
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1answer
2k views

samba_dnsupdate dns_tkey_negotiategss: TKEY is unacceptable

I'm trying to configurate dinamic update to bind I have samba4.0.0rc5 running with bind 9.8 on Ubuntu 12.04. by default the provision command dont create necesary dns.keytab. i've tested with the ...
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0answers
11 views

Order in which Resource Records(RR) are answered by Bind if Order and preference are Same

I had a query on how the following Records can be ordered on how the Records are configured in the Zone file I have done 2 different Tests I have configured following records in the Zone file ...
4
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2answers
8k views

Binary zone file on BIND9

A DNS Master zone file has been transferred to a slave, but I cannot read the zone file: > less db.example.com "db.example.com "may be a binary file. See it anyway? This happened after I used ...
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2answers
193 views

bind9; how to automatically refresh entry after entry expires

I am looking for a way to automatically refresh entries in my cache if it expires. For example, example.com has a TTL of 60, i would like to automatically refresh it if it expires so that when users ...
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2answers
36 views

Bind9 doesn't start on boot with Ubuntu 16.04

I'm using a VPS, and with the Ubuntu 16.04 image I can successfully install bind9, but it doesn't start on boot. There's no named or bind9 under /etc/init.d. Running service bind9 start works as ...
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0answers
20 views

Bind increases my outgoing traffic and bandwitdth [closed]

I'm trying to set up a DNS server for the website I'm building in a shared vps. I left bind running a few days back and left it that way. Today I realized that the bandwidth used today is 100GB out of ...
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5answers
60k views

DNS - Any way to force a nameserver to update the record of a domain?

I am doing some work on some domain names. I'm updating them. By using dig I can query our nameserver and I can see that the correct name has been updated. However our office dns cache is still ...
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2answers
14 views

bind subdomain zone file to keep traffic local

We have a local owncloud server and if we set up the clients to use the IP everything works fast. If we setup the domain (a DYDNS subdomain, prsc.noip.me) is VERY slow. A bit of research indicated ...
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2answers
58 views

Best model for private DNS zone

I work for a small company with a couple of public URLs.The DNS is hosted by a big ISP, and it has a couple of A & CNAME records. Inside our private network, we have many servers & hosts that ...
2
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1answer
3k views

Forwarder dns not resolving reverse lookups

I have created one new dns server in lab and its working properly. Earlier we were using another dns server for lab pc's as 10.20.30.xx. which is outside the lab premises. now issue with newly created ...
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0answers
12 views

How to get unbound to forward DDNS updates?

We use bind on CentOS as our primary name server but also recently (again) started using unbound in front of it (on port 53) so that domains can be (partially) overridden transparently. The only ...
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0answers
8 views

bind: dns_master_load: file format mismatch

I have set a slave DNS server for myzone.info domain. After reloading bind 9.9.5 on Ubuntu, syslog gives the following messages: Jul 13 17:12:14 dns2 named[18599]: dns_master_load: file format ...
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2answers
79 views

Trouble adding a DNS subdomain using Bind9.9, with the NS in the subdomain

I had a setup using an older Bind which is no longer working once I started using Bind9.9... The named.conf is still the same, with recursion active and the zone I'm using has no forwarders. However, ...
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2answers
88 views

RHEL/CentOS 7 run named-chroot on systemctl named invocation?

How can I make systemd treat calls to systemctl xx named as calls to systemctl xx named-chroot? Under RHEL/CentOS 6 installing the bind-chroot package would set up a chroot'ed environment for BIND, ...
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1answer
219 views

Will setting lower TTL on name server (NS) records cause the TTLs on other records to lower?

I have a question on setting TTLs on NS records. Taking this example: example.com. 3600 NS ns1.example.com. example.com. 3600 NS ns2.example.com. test 14400 A example.com. So in this ...
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0answers
22 views

adding subdomain using bind9

I have a problem in configure sub-domain using bind9 on Ubuntu Server. All works fine but sub-domain doesn't, and I can't detect problem. I am configure nginx correctly, And I'm sure there is not any ...
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1answer
2k views

How do I get Ubuntu to pick up proper DNS routes over PPTP?

So here is my scenario. I have setup an Ubuntu 14.04 PPTP server setup at a remote site and it is working just fine. I can connect clients remotely via Linux & Windows. I can also ssh and RDP to ...
3
votes
1answer
24 views

bind9 does not resolve dnssec correctly

I have a problem with my dns server setup. My bind server is mainly a cache-server but does also serve some internal domains. It listens only on my private network and serves only requests from there. ...
0
votes
1answer
11k views

SLES DHCP Dynamic DNS: Unable to add forward map…: not found

I have a SUSE Linux Enterprise Server 11.3 install running on Amazon EC2 based off the official AMI. With DHCP and BIND configured (via yast) I'm having issues with Dynamic DNS. When a client ...
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1answer
1k views

Setting up a bind forwarder, except for a domain

I'm trying to setup a local bind DNS server (first time dealing with DNS servers, know a bit about records) that: Routes *.internal, *.*.internal to itself (preferably any combination of subdomains),...
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2answers
12 views

BIND recursive query logging

I have a BIND name server that has been purposefully enabled for recursion. However, I would like to log all the recursive queries that it handles/forwards. I am using the following configuration: ...
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0answers
27 views

Can't bind UDP socket but port is free

I've been struggling for a while now with this so maybe someone here is able to help me. I'm setting up a CS:GO server that's going to be running on port 27059. (This is a copy&paste from a ...
2
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1answer
29 views

Samba4 Bind9 client registration as A Host

I have setup an AD DC using Samba4 with Bind9. Everything works perfectly. The problem I'm seeing is after joining a computer to the domain, the computer doesn't appear in DNS as a Host (A) compared ...
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1answer
27 views

Use one $INCLUDE for the SOA record for several zone files / Bad Practice?

So, we're self hosting our DNS forward and reverse zones, and are using our upstream - ISP as slaves. Now, we've got a bunch of zones that have an identical SOA record. I want to use an $INCLUDE for ...
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0answers
16 views

Linux - bind DNS+DHCP@LAN - dynamic update not working

This is my first attempt to make bind dns and dhcp server on Linux, and I have some issue. Have this: one DHCP/DNS server (hostname:services) 192.168.3.10 few hosts (host1, host2, ...) few vlans (...
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votes
1answer
26 views

With BIND 9 how can I match-clients in multiple views?

BIND appears to be looking at the configuration file from top-down and assigning queries to the first matching view based on match-clients. According to http://www.zytrax.com/books/dns/ch7/view.html ...
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0answers
12 views

bind can I use hostnames in also-notify instead of IP?

I'm using my VPS provider's DNS servers as a slave, and to send them notifies, I use the also-notify function. They're making changes to the IP scheme of their DNS, which means I need to update my ...
1
vote
2answers
36 views

BIND Slave Unable to Receive Zone Files--SERVFAIL

I've been banging my head against the bind manual and google for a few hours tying to get this figured out, but I'm not sure where I'm screwing up. I built this on a few local VM's, and the slave ...
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0answers
22 views

Use Mysql as backend to Bind

I've bind installed on my server. I want to manage dns records and zone files through a web interface instead of directly editing the zone files on the file system. Developing a web app that ...
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0answers
35 views

DNS request has status: SERVFAIL

Can you please take a look at the below config and what I am doing wrong? Just set up Ubuntu 14.04.4 LTS with bind and when I do a dig to my server I get a status: SERVFAIL My configuration is the ...
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vote
1answer
23 views

DNS Server is working localy but not accessible to the world

I have set up a DNS server using Webmin and BIND on CentOS 7. I had done this job before and everything went well. This time when I try to test it via running dig command in local server it's ...
0
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1answer
42 views

BIND9 : can't find domain.tld: No answer

My Bind9 server answers "No answer" to any query : ychaouche@ychaouche-PC 12:11:02 ~ $ nslookup google.com 10.10.10.7 Server: 10.10.10.7 Address: 10.10.10.7#53 Non-authoritative ...
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0answers
16 views

BIND cache dump file format parsing

I'm trying to analyze the contents of BIND's cache by looking into dump files, the ones generated by rndc dumpdb -cachedb. ; ; Start view _default ; ; ; Cache dump of view '_default' (cache _default) ...
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votes
2answers
32 views

DNS / Update slaves without NOTIFY from master

If I have a master zone which is configured not to send any NOTIFY's, can the slaves still query the master, check the serial and get a zone-transfer? I thought there were 2 possibilities: Master ...
2
votes
1answer
44 views

possible to see remaining DNS negative cache for domain?

For normal DNS lookups, one can use Dig to get an answer including the remaining TTL for a DNS record. If that answer is from a cache, the TTL will "count down" until the next authoritative query, and ...
2
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0answers
21 views

Role of Authoritative NS record in bind9 compared with Non-Authoritative NS record in Registrar [duplicate]

Whenever we register a new domain name from a Registrar, we need to tell them what is the nameserver by providing them the dns server IP address. But in the same time in the zone file of our dns ...
1
vote
1answer
20 views

How to configure bind9 in order to point server IP to nic?

Brief Introduction I bought a domain name example.ir from my country domain name provider nic.ir and a VPS from examplevps.ir. My VPS gave me an static IP and let's imagine it's: 170.120.100.140 ...
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vote
1answer
70 views

Samba 4x domain. No logon servers available

I've been migrating a server that was RHEL 5 32 bit to a Centos 7 64 bit server. This a file sharing / domain server, and I have experience setting up Windows Domains, but not samba domains. My issue ...
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0answers
23 views

Multiple names for the same IP in reverse dns file of BIND9 [duplicate]

I'm configuring an authoritative domain name server with bind 9 (on Enterprise Linux 6). I have only two server (ns1.mydomain.com and ns2.mydomain.com) But ns2.mydomain.com is also a web server, so ...
6
votes
3answers
3k views

Zone transfers on a split-view Bind DNS system

I have a 2-server BIND 9 setup. Server A (the 'master' server) is properly setup with two views, one for local DNS clients (allowing recursive lookups for non-authorotive domains) and one view for the ...
1
vote
1answer
35 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 ...
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2answers
1k views

Bind DNS server respond timeout

I've set up a BIND DNS server on centos 7. I've created the master zone record, it is the following: $ttl 38400 loool.ro. IN SOA ns1.loool.ro. owner.yahoo.com. ( 1421842090 ...
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1answer
573 views

how to disable forwarder in freeipa servers named.conf

My IPA server's named.conf has this in it since I chose to enter a forwarder address during the ipa-server-install. forward first; forwarders { 132.206.44.21; 132.216.44....
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1answer
29 views

BIND master trying to update through NAT

Good morning, all! Just a quick question on BIND behaviour on a RHEL machine: Current setup is 1 master, 3 slaves. When I change a record and issue a reload, the master apparently broadcasts the ...
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vote
1answer
56 views

DNSsec responses from named / bind intermittently has RRSIG records missing

Responses from our nameserver are intermittently missing RRSIG records despite being requested. All other associated records (such as A records) are returned OK. Consequently dnsssec validation fails. ...
1
vote
1answer
26 views

SOA admin mail field

I'm configuring bind name server. But we don't have a mail server in our zone. can I use my gmail as admin mail server? this is the configuration I want to use: mydomain.com. 10800 IN SOA ...
0
votes
1answer
80 views

How to add a CNAME record?

On PowerDNS on a Raspberry, I have recursor pointing to Google (8.8.8.8) and only one zone file and it contains: $ORIGIN abc.co.uk. $TTL 1h @ IN SOA ns.abc.co.uk. hostmaster.abc.co.uk. ( 1; serial ...
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votes
5answers
6k 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 ...