"A DNS zone is a portion of a domain name space using the Domain Name System (DNS) for which administrative responsibility has been delegated." (From Wikipedia, the free encyclopedia)

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Problems with DNS

I'm in charge of the admin of the VPS of the company I'm working. Basically, those VPS host our websites and also serve as name servers for the domain names we purchased. To manage all this, I'm using ...
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16 views

Bind, IPV6, and Out of Zone Data

I am running into some problems getting bind properly configured to support IPV6 hosts. IPv4 is working fine, no issues. My zone file has both IP4 and IP6 data intermingled which I believe should ...
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15 views

DNS and Active Directory Settings

Let's suppose that my company own the domain corp.com and have it's own web server somewhere for customers to access our site using www.corp.com and I am currently setting up Active Directory using ...
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12 views

rendom /upload Failed

I am attempting to rename a domain in Azure IaaS. I have been moving through the rendom process, but at the rendom /uplopad command it fails with the following: The system cannot open the device or ...
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0answers
18 views

Make a private nameserver resolve any domain (parking) [duplicate]

I have a client with 1000's of domain names. All will have the same NS records: NSX.EXAMPLE.COM I'm in charge of NSX.EXAMPLE.COM I have just one zone file, with A record pointing to 10.0.0.1 I want ...
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2answers
34 views

Can a root server delegate specific subzones of a domain to different nameservers?

I would like to know, if a root server could delegate different subzones of a zone to different nameservers and the rest to a default nameserver. E.g. I have the zones "thing.", "some.thing.", ...
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1answer
44 views

CentOS 6.6 and CWP - DNS

I installed the CentOS 6.6 and CWP on my second laptop, I think it is erroneous DNS information.. NS1: ns1.centos-webpanel.com | IP:185.4.149.83 [Change] NS2: ns2.centos-webpanel.com | ...
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1answer
27 views

How to map subdomain to a domain with CNAME?

I would like to point CNAME records for www.example.com to sub.example2.com. The hosting for example2.com is a shared hosting (cPanel without Addon domain feature). So, what I did was to add a ...
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1answer
79 views

Two DNS zones: one for internal, the other for DMZ servers, is it possible?

I currently work in a company that has two DNS servers (ns1 and ns2) open to the Internet on the DMZ, and it's hosting two zones: company.org and company.net. In both zones there are servers in the ...
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20 views

Setting up a custom subdomain on Tumblr using both A record and CNAME?

I would like to separate my main website (hosted on a vps) from my blog (hosted on tumblr). My main website should be at mydomain.com and the tumblr blog should be at hello.mydomain.com. I'm having a ...
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1answer
64 views

Forward Lookup Zone Domain, Name Server IP “Unknown”

I have added the first new 2012r2 DC to an existing domain, that is running on 2003 servers. After getting it all setup, ADDS replicating, DNS replicating, DHCP setup etc. Everything I think seems to ...
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1answer
31 views

Point www and naked domain to other server

I'm kind of lost with this. I've got a domain parked on a web hosting company. The webpage is a webapp that generate too much traffic to be on a shared hosting. On current server I manage the ...
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30 views

PowerDNS not listening

I just migrated from Bind9 to PowerDNS on my Debian 7 x86_64, and now DNS requests are not going through. I am not familiar with PowerDNS config files, but I did go into pdns.local and specified ...
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25 views

DNS - Making a subdomain of a CNAME

I have a zonefile like this: a.example.com CNAME xyz.example.com xyz.example.com NS ... Is it fully legit to now make subdomains of the CNAME: that is, something like www.a.example.com? Will ...
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1answer
47 views

how to check name servers are pointing to my server IP

I have an application in node.js on a VPS(Cent OS 6.6) and I have set the port to 80. the problem I'm having is that the zone I have created in my DNS server doesn't work. I have created the name ...
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1answer
24 views

DNS: Zone file for experimental / private RR Type

I'm experimenting with a new RR Type for DNS records. The DNS standard allows this, as long as you use a RR TYPE in the range 65,xxx. Dig supports this, by specifying type to be TYPE65xxxx. But I ...
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1answer
34 views

Can I define a sub-domain for a record set at my ISP? [closed]

My ISP for home internet is giving me some kind of DNS record that lets me redirect a name to my dynamic IP address, I set something like MYNAME.go.myisp.tld So accessing that domain shows my home ...
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2answers
47 views

CNAME Record with any other Resource Record in BIND

As per best of my understanding, CNAME can't exist with any other RR in DNS Server. I am using BIND 9.9.5. Now when i am adding CNAME record with a domain which already has NS Records, i am not ...
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2answers
42 views

Match BIND's view to certain users

It's easy to make a BIND's view to match certain IPs with the aid of match-clients directive. But is it possible at all for a view to match not IPs, but users? For example service a is run under user ...
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3answers
78 views

How to technically retrieve the full list of all domain names for a particular TLD? [duplicate]

It looks like there are companies that sell the lists of domain names, yet their lists are incomplete, and each company has a different amount of entries for a particular TLD. Why so much conspiracy ...
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1answer
42 views

Not able to load reverse zone with bind

I've created a simple bind dns server to host 3 zones in a test lab. bath.local (192.168.100.0/24) munich.local (192.168.101.0/24) dhcp.local (192.168.99.0/24) I want forward and reverse ...
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1answer
64 views

BIND9: Send Notifications on Specific IP Address

I've been trying to implement a bind master->slave setup between two machines, but I've a problem regarding the IP address BIND used on the master to notify my slave machine. Here is my setup: ...
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1answer
108 views

I cannot access subdomain hosted externally from LAN

MY QUESTION: I want to run a web application on sub-domain subdomain.example.com. Sub-domain is created by ISP on their DNS server and forwarded to external web host. None of clients can access the ...
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109 views

BIND9 zone forwarding is not working at all. How can I troubleshoot?

I've read a lot of other ServerFault BIND9 DNS not forwarding questions and answers. Queries (using DiG) for FQDNs I expect to be forwarded respond as if the public internet has the authoritative ...
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2answers
129 views

How to resolve a host name in all sites in Active Directory?

I am learning AD DS currently. The scenario in my company looks like the following. WorkingPC.Asia.Corp.domain.com 172.10.212.62 FileServerA.Asia.Corp.domain.com 172.11.13.21 ...
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1answer
41 views

Using static records in dynamic zone with Samba and BIND_DLZ

I've deployed Samba4 as AD controller using BIND_DLZ as a backend. It works ok. Now I have a bunch of servers with static IP's, and I would like to resolve them, but I can't find a way to do this. So ...
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2answers
331 views

BIND SERVFAIL after upgrade to Debian Jessie

I've done absolutely nothing to my BIND configuration, but looks like Debian Jessie upgrade has broke it. Maybe some new options got introduced to it, or the old things now work differently, but I ...
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1answer
64 views

Injecting DNS records for a domain on your DNS server for local domain clients

I have a Microsoft DNS server setup and running for my local domain (mydomain.local). I have set up a public domain since then (mydomain.com) and want all my local clients to have different A hosts ...
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1answer
58 views

DNS Configuration for Exchange Autodiscover service

I need to publish the exchange service to the internet. I need a basic help with the DNS configuration of my unique registrar service. On the registrar site: I configure a DNS "A" Record that ...
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2answers
157 views

Reverse DNS error

Today I changed my DNS and nameservers to Cloudflare. After that, pingdom gave some strange DNS errors. I searched the internet but couldn't find a solution. The errors are: Could not find reverse ...
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1answer
384 views

WS 2012 r2 DNS server issue: Access was denied

I have a Windows Server 2012 r2 virtual machine as DC1 and DNS server running on Windows Azure and a Windows Server 2012 r2 local machine as DC2, DHCP and DNS server on-premise. I found my DNS server ...
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1answer
22 views

Webmin: write “short” records to zone file?

I'm using webmin to manage BIND DNS zones which until now have been managed manually. When I add a new record in webmin (A or CNAME) it's writing the FQDN (host + zone) into the zone file. While this ...
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1answer
53 views

setup domain with random ip addresses [closed]

i set up nameservers as follows ns1.domain.com ip1 ns2.domain.com ip1 ns3.domain.com ip2 ns4.domain.com ip2 ns5.domain.com ip3 ns6.domain.com ip3 all dns records and PTR records correctly has been ...
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151 views

Bind9 on Ubuntu - SERVFAIL

I spun up a new server on AWS using the Ubuntu 14.04 Server AMI. I'm intending to build a public DNS server for our sites. We currently have two others running CentOS, but I was informed that one will ...
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1answer
348 views

DNS errors after changing nameservers for Cloudflare

I don't know if this is the right place for my question, but I have a problem with my DNS/nameservers after changing the nameservers. I'm not sure if it is a problem at my side or at my webhost. I ...
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2answers
65 views

Mapping unknown subdomains to single point in zone file with DNAME

I've found that I can edit zone file like this $ORIGIN us.example.com. @ IN DNAME another.example.com. But what if I do not know all subdomains in advance, is it possible to do ...
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1answer
168 views

Reverse zone not working with BIND9

I'm trying to configure a DNS server in UBUNTU 12.04 with BIND9 service.I'm able to successfully configure the same and the when I'm executing nslookup command it works well.However,the host command ...
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2answers
63 views

What are some of the hacks that DNSsec is intended to prevent

I know that the overall purpose of DNSsec is to prevent spoofing your DNS record. But what are some of the actual processes/routines that are used that DNSsec actively prevents?
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202 views

Bind/Named DNS server on ISPConfig sometimes working

I have Installed preconfigured system with ISPConfig panel on VPS server. When I create DNS zones and configure them, server work for some time then for some time timeouts and global dns (like ...
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40 views

DFS Namespace is inaccessible when DC4 is up and running

DC1, DC2 and DC3 are at site A. DC4 and DFS server (2008 R2) are at Site B. DC4 is Server 2003 and not a Global Catalog. DC1, DC2 and DC3 all are Server 2003, FSMO role holders and a Global Catalog. ...
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1answer
46 views

Unable to successfully enter to a subdomain

I have a little issue here trying to enter to a subdomain, I would like you to get me clear about the command line I am using because actually it got me confused. server block for domain listen ...
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2answers
36 views

DNS subdomain linking to service on port 5000 [duplicate]

My website is running on AWS EC2 on /var/www/html on port 5000. I would like to create a DNS A Zone test.example.com linked to that website. On the domain page I can only add the IP, not the port, so ...
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1answer
36 views

How long is stub zone NS servers timeout?

I could not find any documentation on how long is a stub zone timeout? i.e. DNS server bar.com with a stub zone foo.com and 2 NS servers in the stub zone: ns1.foo.com and ns2.foo.com What is the ...
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97 views

Troubleshooting stub zone issues in Windows DNS

As per subj, is there an efficient way to debug and troubleshoot stub zone DNS resolution under Windows 2008 and 2012? We suspect sometimes nameservers specified in the stub zone cannot be reached or ...
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27 views

DNS zone for mail server

This is a real beginners question (please do not jump on vote down!). I checked all related post and could not find the answer. I am setting up a mail server using POSTIX. My hostname is server01 my ...
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47 views

Apple Caching Service: How to use with multiple zones

The way Apple's Caching Service works is very opaque, and that makes it difficult to determine how it should be configured for complex networks with multiple DNS zones. We have two campuses and three ...
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3answers
125 views

DNS Zone File: Who is in charge?

My vps has private nameservers I have a DNS zone defined on the vps. On my godaddy domain, there is a dns zone file section under domain details (which still has some info) I have used multiple ...
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1answer
46 views

Windows 2008 R2 DNS Server issue - Not saving changes for Transfer Zones

I have a DNS server (Not AD) which is used for websites. The problem is that whenever I change the settings in Zone Transfer and set "Only to server listed in NS tab" and restart the service the ...
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2answers
85 views

How to migrate Windows DNS to pdns

I want to migrate a Windows based DNS server (server 2008 I think) to powerdns. What's the best way to do this. I'm familiar with pdns and linux but don't know much about the windows part. How do I ...
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2answers
221 views

Wildcard Sub-domain of Sub-domain

I have the domain example1.com - DNS managed at Linode.com There is a site hosted at example1.com (1.1.1.2) and it works fine. I have an A record for example1.com that points sub.example1.com to ...