The Domain Name System, usually referred to by the acronym DNS, is a hierarchical, distributed database where the keys are domain names.

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Zone delegation

I'm running a bind 9.8-server and want to delegate a sub-domain to a different dns-server (also administered by me), but I can't seem to get bind to accept my config and I can't figure out why. Below ...
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0answers
7 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
19 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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3answers
69 views

Is there any standard for DNS <-> IP authentication?

I'm looking to implement an authentication mechanism which allows to enforce access policies based on the domain name of the client. The authentication server uses the information available in the DNS ...
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0answers
19 views

We are able to connect successfully to PPTP VPN (Standard Windows VPN) but once connected, ping through hostnames will not resolve to their IPs

We are able to connect successfully to PPTP VPN (Standard Windows VPN) but once connected, ping through hostnames will not resolve to their IPs. For internal, this is working perfectly. This is only ...
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2answers
23 views

Local DNS server responds with SERVFAIL

I followed this guide to set up a DNS on my local network. I've properly set up the home.local. domain. My nameserver has the ip 192.168.2.16 and has an A record named maxdator.home.local pointing to ...
1
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1answer
21 views

Authoritative Name Server Registration w/out IPv6

I'm considering adding a 3rd authoritative Name Server to our hosting infrastructure. However, while the first 2 DNS servers have both an IPv4 and an IPv6 address, the 3rd DNS server would only have ...
-1
votes
2answers
43 views

Is mail.example.com required?

I changed mail.example.com record which caused all emails stop to work. Could someone explain why do I need mail.example.com subdomain for my email? Aren't MX records responsible for that? Am I ...
2
votes
2answers
104 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 ...
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votes
3answers
33 views

Can we create a CNAME alias for something like docs.mysite.com/xyz [on hold]

We maintain links to the documents coming from the following 3 sources. 1. docs.abc.com 2. docs.def.com 3. docs.ghi.com But we do not give a direct link to the user. So we give the links to the ...
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0answers
7 views

issues with dnssec master/slave configuration on freebsd

I am trying to configure DNSSEC as a master/slave. Following signing the zone and uploading the DS record to my provider, I am able to see what appears to be the proper output from dnssec-verify ...
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0answers
33 views

DNS record to link to website

I have the following website that I am trying to setup the DNS entry for: If I add the following CNAME entry in DNS: I am able to browse to the default website of the server: But what I really ...
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0answers
4 views

Mopria and DNS-SD

With the Advent of Android 4.4 Kit Google now natively supports some form of built in printing functionality. This means that a lot of printers now support Mopria. Just like Airprint on IOS, Mopria ...
0
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0answers
23 views

issues with dnssec master/slave configuration

I am trying to configure DNSSEC as a master/slave. Following signing the zone and uploading the DS record to my provider, I am able to see what appears to be the proper output from dnssec-verify ...
0
votes
0answers
15 views

Connecting to VPN does not work for all websites [on hold]

Via a corporate VPN (connected via Ike client) I setup a dynamic ssh tunnel to machinea on localhost:9988, which I can use when connecting via a shared wifi network A to visit any website via a ...
0
votes
0answers
10 views

route53 migration using cli53 - how to prepare zonefiles?

I have exported zonefiles from BIND and installed cli53 to import my records to AWS Route53. From what I can gather, I need to rid the files of any SOA and NS references. Right? Does anyone have a ...
3
votes
3answers
240 views

How to find out how DNS is resolved on client computer?

On a windows 7 client, when I ping a LAN host MYSTERY, it gives me the correct IP. However, when I do nslookup MYSTERY, it says non-existent domain. I checked both the DNS listed in ipconfig and find ...
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votes
2answers
32 views

Redirecting to game ports based on subdomain? [on hold]

I've been browsing, looking for an answer and there does not seem to be one that works. Here's the situation: I have a web server (running Apache) that I only have access to the files for. It hosts ...
-2
votes
1answer
38 views

my host has no PTR record [on hold]

when i check my host i get this host myIP xx.xxx.xx.103.in-addr.arpa has no PTR record So i dd this to my /var/named/domainname.com.db myHostname. IN A myIP xx.xxx.xx.103.in-addr.arpa. IN PTR ...
4
votes
1answer
260 views

What does MX in SPF mean? [duplicate]

I'm setting up an email server, and I'm a bit confused by SPF. Following some examples, I set my SPF record as follows... v=spf1 mx ip4:1.2.3.4 mx:mail.mydomain.com ptr:1.2.3.4 -all I follow what ...
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votes
0answers
12 views

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 ...
1
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1answer
67 views

Certificate error: The name in the certificate does not match…, Outlook client using .local

We have recently had to decommission our .local certificate from Godaddy, as it will not be valid anymore. The new certificate contains the following names: mail.mydomain.com ...
4
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0answers
68 views
+100

Possible to have DHCP hand out different DNS server address when using different tunnel?

We have several ASA 5505 deployed. Currently, we have a setup where the local ASA is answering DHCP queries and is configuring clients with two DNS servers: our DR site DNS server (we use AD) and a ...
1
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1answer
30 views

Certificate Errors on “redirection” in DNS RPZ of https/ssl

I've set up a DNS RPZ where I "redirect" users to a walled garden using DNS RPZ records when users try to access a list of bad sites. Let's say a user tries to access badsite.com. The redirection to ...
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0answers
32 views

Can't ping hostname, but 'ping -a' resolves

I'm trying to ping a Windows PC through VPN by hostname. WINS is set up on all devices. I only get a reply from some PCs. On devices that can't be ping'd, I can do ping -a to resolve the hostname. For ...
0
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1answer
38 views

Configure which Nameserver responds to domain name [on hold]

I have a domain with four name servers (Two behind a Firewall and two on the public network). We were required to have two of the servers behind the firewall. It's causing issues when bringing new ...
0
votes
1answer
69 views

Redirect DNS requests for 8.8.8.8 to a local DNS inside a LAN

I have a local network (10.0.0.0/24) with a gateway (I'll call it G, IP 10.0.0.1), a device (I'll call it N, IP 10.0.0.31) making DNS requests directly to 8.8.8.8 completely ignoring DHCP setting for ...
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votes
1answer
34 views

Any way to block DNS response using BIND?

I am using BIND as my DNS-server. I have disabled recursive DNS-request. Now I am under some kind of attack. Is there any was to block this or do I have to let it go? My query log: client ...
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0answers
19 views

Local DNS lookups sent to Proxy

There is one laptop in the domain that, for some reason, sends traffic meant for local servers through the proxy. For example: surfing to http://Hostname1 The client has in it's proxy exceptions: ...
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votes
1answer
19 views

NS record in bind9 zone file

I met a strange scenario today. Normally when we setup a bind9 zone record, we put the NS record same as our ORIGIN. However today I found one working bind9 setup in the production site which has ...
0
votes
2answers
24 views

IIS virtual directory application and DNS

It is a bit hard to describe but I will do my best... I have an internet application which is implemented in IIS 6.0 as virtual directory (I'll call it 'ItsMyParty') in the format of ...
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0answers
3 views

Running ipv6 tunnel on windows 7 alongside local dns server [migrated]

I am running an IPv6 tunnel via Hurricane Electric in Windows 7, which has been working fine for ages. My router does not support IPv6 at all natively. I am also experimenting with running a local ...
17
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2answers
1k views
+50

Do the SSH or FTP protocols tell the server to which domain I am trying to connect?

When using the ssh or ftp commands from the Bash shell, does the server that I am connecting to learn of the domain name used? I understand that the domain name is locally translated into an IP ...
-1
votes
2answers
33 views

I want to make non-www domain redirect to my www domain [duplicate]

I was wondering on how would I make my non-www domain would be direct to www domain. I've tried to configure my .htacces to redirect my non-www to www but since non-www was defualt it was infinitely ...
1
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2answers
20 views

Hostname lookup fails, name server set up correctly

We have a small network, with a main server (hosting our own website and functioning as a name server) and some web hosting servers. Since yesterday we have an issue with a domain of a client of ours ...
4
votes
2answers
105 views
+150

Windows DNS: Is there a way to partition a domain based on subnets

In our organization, we have two separate groups which share network address space and a domain. A couple of slices of /24 are allocated to my group, while the rest is allocated to our internal IT ...
0
votes
1answer
27 views

Forward/Redirect request of Elastic IP to Heroku [on hold]

I have a hardware with a Elastic IP(Amazon) hardcoded in the firmware(I know, it was a dumb idea, but wasnt my idea). Now I have to forward a request of this EIP(Elastic IP) to a Heroku instance. I ...
0
votes
1answer
22 views

Redirect email for redirected domain [on hold]

I have two domain names with a registrar, one points to a server running plesk with a subscription setup to host the website. The second domain name simply redirects to the first using the registrars ...
0
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0answers
18 views

Run server on home PC [closed]

I am newbie. I have static IP address. Is it possible to serve my web site on my local PC.While registering domain I have to specify NS server. I don't clearly understand what is the purpose of this. ...
-1
votes
1answer
25 views

Master DNS server doesn't serve the clients [on hold]

Until yesterday I had a dedicated server with 2 IPs and Plesk. The NS, NS2 is running on same server, I'm using Plesk to add the domain records. Everything I worked great. Yesterday I had to buy an ...
-1
votes
1answer
54 views

Using DNS to redirect website [duplicate]

I would like to redirect domain1.com to domain2.com using DNS. I would further like to redirect www.domain1.com to www.domain2.com. For domain1.com zone file, do I need to have an A record or are ...
0
votes
1answer
8 views

Windows Server 2008 sending regular TCP DNS requests to Forwarders

Our organization's primary DNS server is a Windows Server 2008 which two Forwarders set. I happened to notice on our firewall that this server is sending out regular TCP requests to the Forwarders in ...
3
votes
3answers
124 views

MX or A record issues

We have a mail server (Mailenable) which we are using to sell email accounts to our clients. We have one client that could not send email to a specific domain and they receieve this error from the ...
0
votes
0answers
49 views

DNS issue? Currently no logon servers available

While I have read through lots of post that have the same error message, I have not been able to find a solution that works for my situation. I have one server, Windows 2008, that I rebuilt about a ...
-3
votes
0answers
28 views

DNS Server Hardware Specifications for 100,000 or 200,000 Queries Per Second (QPS) [duplicate]

I hope everyone is fine. I am planning a load testing on DNS Server. I want a single client to send upto 200,000 QPS. The thing is that now I am going to buy/utilise the Hardware that will run the ...
0
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0answers
28 views

rndc fails to add zone, bind99 freebsd

I solved all rndc key errors and appear to perform most functions but when testing the addzone feature I am getting this error while trying to use rndc to add a fresh new zone -> rndc addzone ...
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0answers
22 views

Server making outbound dns requests [duplicate]

I have a cloud server with Rackspace and they have blocked DNS because of "excessive queries". I can find the info below when running ps, but I can not seem to locate where the file is that is making ...
0
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0answers
14 views

How to add master zone through PowerDNS API?

We have a PowerDNS master-slave setup. Now we want to use the PowerDNS API to automatically create master zones on the master server from our application. We created a master zone template, so when a ...
0
votes
1answer
13 views

Web content listing. Whitelist crafting [closed]

What I'm trying to make easier is adding web portals to the whitelist on the firewall. I am looking for an easier way to get all sub domains and resources like google APIs. Sometimes it is hard to ...
0
votes
1answer
30 views

Is it possible to have 1 IP Address for a cluster of recursive DNS Servers?

Is it possible to have 1 or two static IP Address for a cluster of recursive (but not open relay) DNS Bind Servers that are being hosted on different cloud vpn providers? We want to have two DNS ...