0
votes
1answer
35 views

Reverse DNS zones, are they gluable?

Our DNS infrastructure is a bit fractured. We have multiple separate DNS servers for different parts of the company. However, we do still have some interchange issues. Right now a server from ...
0
votes
1answer
109 views

Reverse lookup SERVFAIL

I just set up a DNS server and a web server using Virtualbox. The IP address of the DNS server is 192.168.56.101 and the web server 192.168.56.102. Here are my configuration files for the DNS server: ...
1
vote
1answer
38 views

Is there a way to use Bind9 $GENERATE directive for rDNS of ranges bigger than /24?

The $GENERATE directive of bind9 makes it possible to autogenerate the reverse mapping for a range of IPs what is really helpfull for reverse dns of a dhcp range. But it seems that the $GENERATE ...
2
votes
0answers
2k views

server can't find XXX.in-addr.arpa: NXDOMAIN

I am facing problem while configuring BIND DNS sowing server can't find XXX.in-addr.arpa: NXDOMAIN while reverse dns check! everything works on forward DNS lookup but reverse DNS lookup fails. Here ...
1
vote
1answer
93 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 ...
1
vote
0answers
45 views

How to DNSSEC Sign Bind9 Reverse Zone

I'm using bind9 and dnssec-keygen/dnssec-signzone. I've had no problem signing my forward zones however I cannot seem to find any documentation on signing reverse zones. What is the process for this?
2
votes
1answer
55 views

Bind9 reverse DNS configuration not working.

I am trying to set up a custom virtual DNS server in Ubuntu. When I try to nslookup with a windows 7 pc within the same virtual environment the reverse DNS seems te fail. My named.conf.local file: ...
0
votes
1answer
95 views

Bind9 on Debian : nslookup point on localhost not my ip server

i have just install bind9 on Debian. I think i haven't configured not everything because i still have a problem with the DNS and the propagation. I think the problem is say by nslookup : Server: ...
0
votes
1answer
70 views

how to find if there is …in-addr.arpa delegated?

I have ip pool, but reverse dns does not works. It works if lookup on ns server. Does not works in internet. I requested registrator to delegate this pool to ns1.mydomain. I added net IN NS ...
0
votes
0answers
115 views

BIND9 / DNS Zone / Dedicated Server / Unique Reverse DNS

I locate a dedicated server in a datacenter with no DNS Zone setup. Datacenter panel have 1 textfield only you can fill one Reverse DNS only. According with datacenter instructions here... ...
0
votes
0answers
48 views

BIND9: How to forward to another DNS specific reverse lookup

I'm trying to fix one issue with my DNS but can't find information for how to do it. I have few separate DNS with different zones. Primary DNS handle quite good with local domanin but should also ...
0
votes
1answer
78 views

Reverse dns for web/mail server with single ip

I have a single server with single ip running a web server, mail server and bind (all for a single domain). In my DNS zone file I created A records for www.domain.com, mail.domain.com, ns.domain.com ...
1
vote
2answers
272 views

delegating /24 and /64 reverse zones

I'm sure I'm overlooking something so simple, but I'm just not seeing it... I'm trying to delegate the /24 and /64 reverse zones for our Test network to hosts within the Test network. I'm seeing the ...
-5
votes
1answer
67 views

Domain names have gone down - site still up [closed]

I host a couple of websites on the same Ubuntu server, and as of today both domain names have gone down. PuTTY and FTP still both work so it is obviously a problem with the domain name. I haven't ...
0
votes
1answer
94 views

What is the structure of zones synthesized by BIND's empty-zones-enable feature?

BIND 9.4.1 implemented automatic empty reverse zones for private address space in order to prevent reverse DNS leakage. This saves an administrator the trouble of having to define these empty zones, ...
0
votes
1answer
101 views

Configuring bind with reverse DNS in external server

I'm having troubles configuring BIND with the reverse DNS being made by an external server in the hosting company. Lets assume i have a domain "server.com" that should contain 2 nameservers: ...
1
vote
1answer
117 views

Set up Reverse Delegation for Documentation Address in RFC 5737?

I am using CORE to develop some network emulations to teach some network concepts. One of those concepts is the correct setup of a recursive DNS server for local clients; an authoritative DNS server ...
-1
votes
2answers
2k views

How do I set up a reverse zone file?

I have this zone file in bind: $TTL 86400 mysite.net. IN SOA ns1.mysite.net. admin.mysite.net. ( 2006012008 86400 3600 604800 86400 ) ...
0
votes
4answers
3k views

what's wrong with my Ubuntu 11.10 bind9 configuration?

I've followed several tutorials on installing your own nameservers and I'm pretty much at my wit's end, because I cannot get them to resolve. Note, the actual domain and ip address has been changed ...
0
votes
2answers
466 views

PTR and A record must match?

RFC 1912 Section 2.1 states the following: Make sure your PTR and A records match. For every IP address, there should be a matching PTR record in the in-addr.arpa domain. If a host is ...
4
votes
2answers
627 views

Global Reverse DNS look-ups not working

I am moving from an old server to a new one and everything went well until I got to the DNS server. I cannot get the reverse look-up to work. I cannot find any misconfiguration but I'm not an expert. ...
0
votes
1answer
239 views

RNDC: Connection Refused

Just got myself a new VPS, not the first I can assure you. Upon adding any DNS entry, I am prompted with this: WARNING: key file (/etc/rndc.key) exists, but using default configuration file ...
1
vote
1answer
2k views

named-checkzone reports 'ns.example.com.ns' has no address records (A or AAAA)

The first thing I see wrong is that its a recursion problem. But I'm not sure where the problems lie in my reverse lookup file. ns should report back as ns.example.com but instead getting ...
1
vote
1answer
603 views

how do I debug my name server setup on hosted server?

bind9 is running with no reported errors but after 24 hours I am failing to see the domain name propagated. There is one error in the syslog'd start of bind9; would this be enough to prevent ...
2
votes
1answer
1k views

My ISP set up a PTR record for my mail server, but some places aren't seeing it

I have a VPS running Windows 2008 server with plesk 9, which I am using for email. I asked to my ISP to add a PTR record, which they did but my mails still droping into spam box. I have checked ...
3
votes
1answer
488 views

Odd entries in DNS lookup log

With BIND (named) enabled on an OS-X Lion iMac, I can get a list of queries as they occur. In the list are some very strange entries, listed below. Can anyone shed some light on these? (Note that the ...
3
votes
3answers
4k views

How to configure bind9 to be a local DNS only with no internet access?

I want to configure bind9 to be a local DNS only with no internet access at all. So I have 5 PCs in my virtual domain xy.com. Within this domain there is no access to the internet. The DNS server ...
0
votes
4answers
611 views

Delegating a subnet of a /17 in DNS

guys. I have a problem I've run into with our DNS setup at my company. (I'm running BIND9 on a Linux platform, but this is not BIND-specific.) I need to delegate a /24 reverse zone to another set of ...
1
vote
1answer
381 views

Setting up reverse DNS for a /25 block of IPs

I've currently got a block of IPs that go from xxx.xxx.xxx.128/25 Here's my current rDNS setup: $TTL 12h $ORIGIN 128/25.xxx.xxx.xxx.IN-ADDR.ARPA. @ IN SOA ns1.domain.com. ...
1
vote
1answer
67 views

rDNS multiple IPs same interface

I have three different IPs on the same interface: eth0 192.168.1.103 eth0:0 192.168.1.104 eth0:1 192.168.1.105 and I have the following in /etc/hosts: 192.168.1.103 host.example.com ...
1
vote
1answer
474 views

reverse lookup not working with my own nameservers for any internet address

I have two DNS servers running. With internal addresses it is no problem to look them up both ways: user@ns1:~$ man named.conf user@ns1:~$ host vh01 vh01.example.de has address 192.168.180.4 ...
2
votes
1answer
778 views

Reverse DNS not resolving for IPv6 addresses in BIND

Reverse DNS entries for IPv6 addresses are not working. Everything I've read on the subject says the following configuration should work: In named.conf: zone ...
1
vote
2answers
2k views

BIND9 reverse DNS, /16 zone

I'm trying to set up a reverse zone for the entire 10.200.x.x/16 subnet. I've configured everything according to named.conf and several different blog posts, but no luck. Note that the A-records ...
0
votes
1answer
636 views

Problems with reverse DNS pointing to unknown hostname

I am trying to create nameservers in my new OpenVZ VPS. It is a box running debian and I have installed webmin. When I check if the primary nameserver is working I get the following message: ...
1
vote
4answers
4k views

Reverse DNS the reason my Mails are rejected?

Since I switched ISP I'm having quite some problems with my mail. Sometimes mails will be rejected by the receiving side with the following message: This is the mail system at host mail.xyz.ch. ...
1
vote
3answers
949 views

Reverse DNS required to send emails

I run my own email server (postfix) and my own DNS servers (bind) on openSUSE 11.2. Lately I've found that I cannot send email to Comcast users, apparently because they cannot do a reverse DNS on my ...