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Questions tagged [wildcard]

248 questions
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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.example A 192.0.2.123 So when he accesses my webapp, he would use the URL:…
wyred
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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 couple of differences I've come across: GeoTrust is…
makerofthings7
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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
Unknown
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Difference between wild card SSL

I have deployed SSL certificates on various websites however this wildcard SSL certificate is totally new to me. I have question that If I am buying a SSL certificate *.example-private.com, Will it work for *.staging.example-private.com Or Do I have…
Shailesh Sutar
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Wildcard certificate with prefix

I am wondering if it's possible to create a wildcard certificate with a prefix. I know that *.example.com will cover anything at the first level (eg. one.example.com, two.example.com, three-four.example.com, etc), but will not cover…
vuduy
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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 Address: 192.253.253.7 but when I execute nslookup…
leo
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Redirecting wildcard email to one email with postfix

I'm creating a bounce email system where addressees can reply to messages on my site. However when the email are sent to the user containing the previous message, the Reply-To field contains an address like this…
MacMac
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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. I created a CNAME record as per instructions…
user116890
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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 mail.server1.com, and mail to any subdomain @*.example.com…
Travis
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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 Heroku.com. I want the entire site to be accessed via https…
Kombo
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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 -- reports that it works in Firefox but not in other…
scotts
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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, in my example this is 000-default. My Question:How…
Niel Thiart
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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. The top level domain, let's call it dev.com,…
Leonard Challis
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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 already found a blog article showing how to do this…
Adrian Grigore
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LetsEncrypt certificate for nested wildcard subdomain

I've generated Lets Encrypt wildcard certificate for my domain *.domain.com. I thought this certificate is valid for any nested subdomain *.*.domain.com, like it.*.domain.com or fr.*.domain.com. But browsers giving me error, that wildcard…
Ilya Cherevkov
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