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54
votes
8answers
56k views

Is a wildcard CNAME DNS record valid?

I know it's valid to have a DNS A record that's a wildcard (e.g. *.mysite.com). Is it possible/valid/advised to have a wildcard CNAME record?
33
votes
7answers
24k views

Wildcard SSL certificate for second-level subdomain

I'd like to know if any certificates support a double wildcard like *.*.example.com? I've just been on the phone with my current SSL provider (register.com) and the girl there said they don't offer ...
23
votes
3answers
4k views

In Bash, are wildcard expansions guaranteed to be in order?

Is the expansion of a wildcard in Bash guaranteed to be in alphabetical order? I am forced to split a large file into 10 Mb pieces so that they can be be accepted by my Mercurial repository. So I was ...
11
votes
3answers
7k views

Wildcard DNS and subdomains

Let'say that i've got the domain mydomain.com. I want that when any visitor goes to www.mydomain.com xyz.mydomain.com abc.mydomain.com asd.mydomain.com qwe.mydomain.com etc... the visitor will ...
10
votes
5answers
1k views

Can I use the same wildcard certification for *.domain.com and domain.com

You can make an SSL certificate by using *.domain.com as the name. But unfortunately, this doesn't cover https://domain.com Is there any fix for this?
8
votes
2answers
13k views

Wildcard vhosts on Nginx

I've just installed Nginx on my server and am extremely happy with the results, however I still cannot figure out how to insert wildcard virtual hosts. This is the [directory] structure I'd like: -- ...
8
votes
4answers
6k views

Is a wildcard DNS record bad practice?

I asked my hoster to add three subdomains all pointing to the IP of the A record. It seems he simply added a wildcard DNS record because any random subdomain resolves to my IP now. This is OK for me ...
8
votes
3answers
4k views

Second Level Subdomain DNS Wildcard

I need help setting up a second level subdomain. I have set up wildcard subdomains in the past with success, but I am having trouble with the DNS entry for this one. I need to do something like ...
7
votes
1answer
268 views

Why does the wildcard not work?

my bind config carrie IN A 192.253.253.4 *.carrie IN A 192.253.253.6 *.test.carrie IN A 192.253.253.7 execute nslookup carrie Address: 192.253.253.4 nslookup a.test.carrie ...
7
votes
3answers
7k views

What's the difference between: Verisign Thawte Geotrust Rapidssl certs?

Verisign owns all these certificate issuing companies: Verisign Thawte Geotrust and Rapidssl. What is the difference between them and why is the price difference so great? Update: Here are just a ...
6
votes
2answers
1k views

DNS: wildcard domains

If I have a wildcard domain, is it possible to list specific subdomains that override the wildcard one? For example: *.domain.com. 3600 IN A 1.2.3.4 foo.domain.com. 3600 IN A 9.9.9.9
6
votes
1answer
1k views

Wildcard 'A' record overriding CNAME record

I have a Wildcard * A record for self-registration of subdomains by users on our web app. All works fine. I now need to set up an alias for support.mydomain.com to point to mydomain.freshdesk.com. ...
6
votes
2answers
6k views

Can the same wildcard SSL certificate be used on different IP addresses and/or boxes?

Example: Wildcard SSL certificate for *.example.com installed on two different boxes. hostEU.example.com A 60.70.80.90 hostUS.example.com A 200.210.220.240 I assume this is a perfectly valid ...
6
votes
3answers
166 views

How do I set my MX records such that mail to my domain goes one place, and mail to all subdomains goes elsewhere?

I have a domain name example.com, for which I'd like mail to be routed to different servers depending on the circumstances. Mail sent to an @example.com address should go to the server ...
6
votes
3answers
9k views

Wildcard DNS with BIND

I'm trying to setup BIND so that it catches any and all requests made to it, and points them to a specific set of NS servers, and a specific A record. I have around 500 domains, and I'm adding new ...
5
votes
3answers
9k views

Configure DNS server to return same IP for all domains

I would like to configure a nameserver that will return the same IP address ("A" record) for any arbitrary host name. For example: example.com subdomain.example.com someotherdomain.com ...
5
votes
3answers
258 views

Wildcard SSL with prefix

I am wondering if it's possible to create a wildcard certificate with a prefix. I know that *.domain.com will cover anything at the first level (eg. one.domain.com, two.domain.com, ...
5
votes
2answers
881 views

Hosting wildcard domains such as *.mydomain.com on Windows Azure without using redirections

I have an ASP.NET MVC app which offers wildcard domains to my users to personalize their login urls. I'd like to host this on Windows Azure. But is it possible to keep the wildcard domains? I've ...
5
votes
3answers
3k views

Wildcard CNAME with GoDaddy DNS Manager

I'm having some issues with GoDaddy DNS that I thought I'd maybe share with you all before moving to another provider. I have an application that uses subdomains for users and is hosted on ...
4
votes
6answers
9k views

Which wildcard SSL cert vendors allow you to set up the same cert on multiple servers? [closed]

We are looking to set up a service where multiple boxes, in different data centers, would allow HTTPS access. We are looking to set to buy a wildcard SSL cert to handle any number of vanity sub ...
4
votes
3answers
1k views

Is it possible to GET or PUT two specific files at a time using SFTP without wildcard?

From a directory of dozens of files, is it possible to GET or PUT two files at once using SFTP? I do not want to use a wildcard because I don't necessarily know the names of all the files and don't ...
4
votes
4answers
17k views

wildcard ssl certificate - exchange 2010 - POP/IMAP problem

previously we have requested a wildcard ssl certificate from godaddy for our major domain. one of the reasons was the new established exchange server 2010. usually you require following names included ...
4
votes
2answers
973 views

ssl certificates for *.subdomain.example.com

I plan on getting a wildcard certificate for my domain like *.example.com, but I've heard varying reports about whether it will also work with second-level subdomains like *.subdomain.example.com -- ...
4
votes
3answers
3k views

Wildcard DNS, VirtualHosts on apache2, 404 for unused subdomains

On an Apache2 server linked to by a DNS that includes a wildcard entry, e.g. *.example.com, subdomains that are not defined as ServerNames in any VirtualHosts point to the first defined VirtualHost, ...
4
votes
2answers
5k views

Apache2 VirtualHost auto subdomain

I just got myself a brand new Linux-server (Debian Stable). The server is primarily used for webhosting and webdevelopment. I installed Apache2, PHP5 and MySQL and it all works. The way I organize ...
3
votes
3answers
3k views

Redirecting wildcard emails to one email with postfix

I'm creating a bounce email system where emails can reply to messages on my site. However when the emails are sent to the user containing the previous message, the Reply-To field contains an email ...
3
votes
3answers
240 views

Wildcard certificate problem

My client bought wildcard certificate for domain example.com. We have setup ssl on website which is used under something.more.example.com and the wildcard certificate is reporting problems. Is there a ...
3
votes
7answers
2k views

BASH Wildcard Expansion

I'm not really sure how to phrase this, and maybe that's why I can't find any thing, but I want to reuse the values enumerated by a wildcard in a command. Is this possible? Scenario: $ ls /dir 1 2 3 ...
3
votes
1answer
3k views

Wildcard subdomains on localhost using IIS7

I'm running IIS 7 on Windows 7 and would like to setup wildcard subdomains to test out an ASP.NET multi-tenant application that uses the subdomain to identify the user. How can I achieve this?
3
votes
1answer
168 views

Can a DNS wildcard only be the leftmost part of a record?

I'm using TinyDNS, and have successfully used wildcard records of the form: +*.<domain>:<ip> (+ for A records.) Can I also use: +development.*.<domain>:<ip> ? My ...
3
votes
1answer
3k views

Wildcard for A and MX records possible?

I'm building an app where each customer can have their own subdomain. For this example, he setup his subdomain to be: whisky I created a wildcard subdomain in my DNS: *.myapp.com A 123.123.123.123 ...
3
votes
1answer
3k views

Exclude specific domains from Apache2 serverAlias while using a catch all *(wildcard) alias

I have a web application that needs to support custom domains, in that regard I have set-up the following name based virtual server: <VirtualHost *:80> ServerName example.com ...
3
votes
5answers
8k views

Trying to update certificate (just renewed) to existing keystore on Tomcat server

I have a .crt file to update the server thats running Tomcat 5.5. If I run: keytool - import -alias tomcat -keystore tomcat.ks - trustcacerts -file website.net.crt I get the following error: ...
3
votes
2answers
4k views

Nginx: Forward all Subdomains

My code doesn't work with second level tld's like domain.co.uk Here is my conf: # add www. if ($host ~ ^(?!www)) { rewrite ^/(.*)$ http://www.$host/$1 permanent; } # remove subdomain ...
3
votes
1answer
889 views

sendmail: forward wildcard MX to a single email address

I'm trying to set up sendmail to forward all email to *@ *.crm.mycompany.com to crm@mycompany.com. Unfortunately my sendmail-fu isn't up to it and I can't find anything useful on Google. My plan was ...
3
votes
2answers
2k views

DNS wildcard entry doesn't resolve correctly (Microsoft DNS Server)

I am trying to set up a wildcard entry in MS DNS Server (on Windows Server 2008 within Active Directory) so that requests for all subdomains resolve to the same IP address. For example: ...
3
votes
2answers
11k views

IIS6 Wildcard Mapping to ASP.NET - no file extension results in IIS 404

I'm trying to perform what I understand to be a relatively simple task. I'd like to remove the extensions from the URLs on my website. I have the proper set up in my application to handle and rewrite ...
3
votes
3answers
682 views

Catch-all DNS record

Intro Our users have the ability to buy a domain (eg: user1.com) and make it point to out website, (eg: example.com), by simply pointing user1.com to ns1/ns2.example.com . Issue So far everything's ...
2
votes
4answers
542 views

is wildcard ssl insecure?

Is there anything inherently more insecure about using a wildcard SSL certificate over a regular SSL certificate? We are looking to implement a subdomained web application (a la FreshBooks and ...
2
votes
2answers
2k views

Using www.example.com as the A record

I want example.com and *.example.com to always resolve to www.example.com So if I set the DNS records as: www A server ip (root) CNAME www.example.com * CNAME ...
2
votes
3answers
3k views

Replace text on MySQL - Wildcards to replace certain variable parts?

I'm trying to apply a text replace on my WordPress MySQL database. I need to delete part of the current images html code, but this part of the text is variable, althouth there is a part that never ...
2
votes
1answer
1k views

Can DNS host records be setup to create wildcard sub-subdomains

Is it possible to create a wildcard host record for a sub-subdomain ie *.foo.example.com?
2
votes
2answers
74 views

Can I use wildcards with SAN self-signed certificates?

We have a dev server that is accessible through the Internet, but is IP restricted, so security here is merely a way of allowing us to reproduce the live environment as opposed to trying to be secure. ...
2
votes
3answers
102 views

Multiple wildcard certificates for same common name on different servers

We've recently ventured into the cloud for hosting a number of websites. On our on-premise hosting we're using a wildcard certificate for a number of websites, and we want to do the same for our ...
2
votes
2answers
837 views

Use wildcard in tar with -T option

I have a backup script that has this syntax "tar -czvf backup.tar.gz -T filelist" In this filelist, I'm listing folder to backup, but I also need to backup every file that has a given extension like ...
2
votes
2answers
6k views

Wildcard records with Nginx to handle custom domains

Here's my 4, going on 5 hour problem: I've set up a WordPress multisite instance that's going to be handling sites at domain.com, subdomain.domain.com and customdomain.com. There will be N number of ...
2
votes
2answers
296 views

self-signed certificate for iis 6.0

how do i setup a self-signed certificate for multiple websites?
2
votes
1answer
34 views

How to add DANE/TLSA on a wildcard subdomain?

I would like to enable DANE/TLSA on *.example.com for https. To activate it on example.com I can do that (I used TYPE52 instead of TLSA because my DNS provider is not DANE-aware): _443._tcp.example. ...
2
votes
1answer
53 views

BIND9: How To Simulate NXDOMAIN Over Wildcard Record? [duplicate]

I have a BIND9 database with a wildcard record: * IN CNAME host.mydomain.tld. I want to get my DNS server to "spoof" NXDOMAIN for chosen names: nxhost1 => NXDOMAIN nxhost2 => NXDOMAIN etc... ...
2
votes
1answer
118 views

Wildcard in named.conf.local (Ubuntu/Bind)

I'have a ton of domains I want to park using the same template. I've made all neccesary changes to my nameserver. Currently, I have to add an entry to named.conf.local for each domain that I'm ...