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Questions tagged [wildcard-subdomain]

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How can I tell if an installed cert is wildcard or not

I installed a cert for my server a while ago using certbot, and cant remember if I setup as a wildcard or not, What command can I run to see if it is or not?
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10 votes
1 answer
693 views

Do SSL Certs containing two wildcards work (esp. on Let's Encrypt)? [duplicate]

I want to include two wildcards in an SSL cert (will be) signed by Let's Encrypt: *.*.thost3.de. Will this cert match any hostnames matching that rule (e.g. example.example.thost3.de, hello.world....
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  • 201
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0 answers
10 views

Wildcard in apache virtualhost sitename

I want to use wildcards in Apache. What I actually want to do is: ServerName wiki-*.thost3.de, and the * must be accessible by further configurations. Provide the contents at /var/www/wiki/*, where * ...
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  • 201
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0 answers
17 views

Remove discarded subdomains (wildcard) from subdomain scanners

I have a server which I use with my own domain name, with a wildcard DNS record. On the server side, I use the nginxproxy docker image to autogenerate VHosts. This allows me to add new websites/pages/...
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0 answers
33 views

Proxy pass on apache (for a specific subdomain) with wildcard certificate

I am using apache2 server for a domain which has several subdomains. Each subdomain needs to be on https. I have a wildcard certificate installed for this and it works fine. Now one specific subdomain ...
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  • 107
0 votes
1 answer
70 views

How do I set up a Let's Encrypt wildcard certificate for Apache on an Amazon Linux 2 AMI EC2 instance?

I have a domain (let's say example.com), and I currently have a Let's Encrypt certificate set up and properly working for example.com and www.example.com for Apache on an Amazon Linux 2 AMI EC2 ...
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0 votes
1 answer
31 views

Serve new subdomains dynamically

I have a service example.com that needs to allow users to host a few files in their own subdomain userpage-userabc.example.com, similarly as does Github with userabc.github.io. I currently use Apache, ...
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  • 519
0 votes
1 answer
84 views

How to create Cloud Run mapping to wildcard subdomain

I host my app with cloud run and use domain from GoDaddy. It is work perfectly. Now I want to make possible have url address for every users account like user1.myapp.com, user2.myapp.com. How can I do ...
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0 votes
0 answers
221 views

How to configure wildcard subdomains together with some fixed names in NGINX?

I have example.com and the following use cases: SSL only www. will be redirected to example.com (no www.) example.com will reverse proxy to :3000 fix1.example.com will reverse proxy to :3001 fix2....
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1 vote
1 answer
235 views

How to use a wildcard subdomain with static subdomains with Google Cloud services?

Let's assume we own the domain example.com. In Google Cloud, I would like to achieve the following setup. There are two Cloud Run services available at api-a.example.com and api-b.example.com. There ...
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  • 111
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0 answers
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Handling all subdomains as the domain itself

I'm forwarding all e-mails for a domain owned by a friend to his real e-mail address. This works fine for his example.com itself (with the @example.com virtusertable entry): % sendmail -C new.cf -bv ...
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Front Door Standard/Premium (Preview) - Unable to Add Wildcard Custom Domain with SSL Certificate

I've got an Azure FrontDoor (preveiw) Premium endpoint setup and I'm trying to add a custom wildcard domain (*.example.com) so that I can use the Rule Set to direct traffic between server environments ...
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1 vote
1 answer
266 views

Wildcard CNAME record specified by libvirts dnsmasq:options namespace doesn't work, only specific subdomains works

Since v5.6.0, libvirt added a dnsmasq namespace with the element, which allows to specify options directly to the underlying dnsmasq server. I'd like to create a wildcard DNS entry for my applications ...
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0 votes
1 answer
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With DNS e.g. A record, can I add a regex for any subdomain?

E.g. in my DNS providers UI, I have a A record for the main domain along the lines: mydomain.com.: <my server ip address> This works fine. I'd like to obtain a wildcard SSL certificate to be ...
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  • 111
2 votes
1 answer
570 views

Switch MS O365 name servers to another dns hosting service?

Currently we have client which is using Office365 for DNS hosting and also for email delivery. The domain is registered at an external registrar, but unfortunally the MS name servers have been used in ...
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0 votes
1 answer
47 views

Point Webflow site to example.com/webflow-site

I'm using google domains to host my frontend web application at example.com. I also have marketing pages that are built on webflow.com that I'd like to seamlessly integrate with the example.com. I'd ...
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0 votes
1 answer
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What is the proper way to send a certificate to a web hosting company?

I have a wildcard SSL cert issued through Azure. I need to use this certificate on a shared host (for a subdomain) and they don't have an interface for me to upload it myself, so I have to email it to ...
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-2 votes
1 answer
176 views

how to setup a wildcard subdomain on 123-reg.co.uk

I have a domain on 123-reg.co.uk and I want to setup a wildcard subdomain. I do currently have a * A record which points to one IP address, but I also want a subdomain called web which can also use ...
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0 votes
1 answer
245 views

NGINX dynamic subdomain support for existing setup

So I've got this setup where NGINX seems to work fine. But the requirement now is to add support for dynamic subdomains. Not sure on how to do it. Help would be greatly appreciated. Also to be able to ...
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0 votes
1 answer
66 views

NGINX support both subdomains and normal

Not an NGINX guru but I've made the changes that I believe will work. This is PROD server so don't just want to push to it and hope for the best. What I'm trying to do is have both subdomains and ...
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-1 votes
1 answer
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Using wildcard does not resolve sub of subdomain

I have a domain xyz.com on (xx.xxx.255.25) and sub.xyz.com on (xx.xxx.255.240) To resolve sub I added the following reocrd in BIND sub IN A xx.xxx.255.240 *.sub IN A xx....
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  • 113
1 vote
1 answer
50 views

DNS - Use two wildcards on different domain levels

I have a problem with this DNS configuration: RecordType - Name - Value A *.domain.com 1.1.1.1 A *.sub.domain.com 2.2.2.2 I would like all subdomains of * ...
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0 votes
0 answers
34 views

Unable to make Certbot's wilcard certificate work with Nginx server

I have a web app that supports multiple subdomains but I can't find the correct nginx setting to make the certificates work. I've already created the certbot certificates wit this command sudo ...
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0 votes
1 answer
227 views

Apache redirect all non valid wildcard subdomains to root domain

Is it possible to redirect all 404 subdomain result to the root domain in apache2? Im using a wildcard subdomain entry in my DNS provider, and apache is set to fetch the site in the folder with the ...
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4 votes
2 answers
528 views

Dynamic Error and Custom logs in apache 2 using wildcard subdomains

I'm trying to make a wildcard VirtualHost conf file for apache2, and I'm not sure how to handle the ErrorLog and CustomLog settings to put the logs where I want them to go. As you can see in the ...
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-1 votes
1 answer
3k views

SSL and IIS "Cannot find the original signer" - p7b file

I created a request for a wildcard certificate from my provider and was given .p7b file (PKCS#7 Binary). When importing this .p7b into IIS, I get "Cannot Find the Original Signer". I have installed ...
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0 votes
2 answers
153 views

SSL certificate mismatch, multi vendor website

I have a website hosted on *.mydomain.com, my Apache web server in conjunction with PHP will return/echo some plain text based on the subdomain provided. *.mydomain.com is secured with a wildcard SSL ...
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1 answer
2k views

How can I setup dnsmasq wildcard cnames for domains generated from dhcp leases?

I have an OpenWRT router with automatic dhcp domains enabled. This way, for host example-host, I automatically get an A record for example-host.lan to 192.168.1.2. I am trying to setup a wildcard ...
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1 vote
1 answer
237 views

Apache2 wildcard alias

I have the following wildcard vHost: <VirtualHost *:80> ServerAdmin hostmaster@example.de ServerName autodiscover.*.* ServerAlias autoconfig.*.* RewriteEngine On ...
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0 votes
1 answer
354 views

CAA issuewild multi-level sub-sub-domains

CAA probably makes sure that issued certificates come from my CA and not from another one. Given in the DNS: example.com. 300 IN CAA 0 issue "ca.example.com" example.com. 300 IN CAA 0 issuewild "ca....
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0 votes
1 answer
781 views

Nginx Wildcard Subdomain Automatic Creation of Access Log File

I have almost 200 subdomains on NGINX and have the directive access_log /var/log/nginx/$host-access.log; The problem is none of the subdomain access log files actually exist, so the error log is ...
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0 votes
0 answers
26 views

IIS8 ssl error when using default website

I am running a server with several websites on IIS. The websites use host names, have bindings for http and https in order to redirect http to https using URL rewrite, and use SSL without any problems....
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0 votes
0 answers
369 views

Insecure Site Warning with CNAME Alias [duplicate]

For example I have a domain www.store.com which provides sub stores to clients as subdomains client1.store.com, client2.store.com etc..I am using wildcard ssl certificate for store.com and all ...
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  • 101
11 votes
1 answer
5k views

Any drawbacks to AWS certificate manager wildcard certificates?

Let's say I'm using AWS Certificate Manager to get a certificate for example.com for use with AWS CloudFront. I can specify an alternate domain of www.example.com and point it to another CloudFront ...
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0 votes
2 answers
2k views

Whitelist subdomain (*.example.com) from Linux server

I need to do some file migration to Google Drive and our problem is that during this process Drive need to contact our images server. We have this images in a regular Apache server listening on port ...
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-1 votes
1 answer
102 views

Can I set different IP to second level sub-domain? [closed]

I'm trying to set a A records to this domain: *.mydomain.com A 1.1.1.1 That will be different from this sub-domain: *.*.mydomain A 2.2.2.2 But it's not working for me. And I always get the first IP ...
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0 votes
0 answers
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Specific sub-domain of DNS A record wildcard (*) doesn't work

I own two domain names (cyklussoftware.com and totalstudent.io). They are both registered through and managed by GoDaddy. Both of them have an @ and a * in their DNS A records. Both the @ and the * ...
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5 votes
1 answer
1k views

Can I use nested DNS wildcard records

I would like to have multiple dns entries with wildcards such that one entry is nested as subdomain of another CNAME *.example.com -> webserver.example.com CNAME *.api.example.com -> apiserver....
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1 vote
0 answers
179 views

Apache .conf to redirect all http subdomains to corresponding https subdomains via wildcard alias

I need to point each http://sub.example.com subdomain to its corresponding https://sub.example.com. This is for use with WordPress multisite and my wildcard DNS records and wildcard Certbot cert. ...
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2 votes
1 answer
2k views

Let's Encrypt certificate to cover both wildcard subdomains and root-domain

I'm running a server under example.com domain and I have sub-domains like: a.example.com b.example.com I'm creating certificate from Let's Encrypt with zerossl online tools and I have an issue. ...
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  • 123
2 votes
1 answer
1k views

How to get Exim to accept mail for subdomains?

I'm trying to use subdomains with Exim, but If I send a test message to any address other fqdn than my basic domain name it gets bounced with a relay error. I can send and login to both Dovecot and ...
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2 votes
1 answer
1k views

need htaccess to define wildcard subdomain for a wordpress multisite install

I've installed a WordPress Network using subdomains on an existing install, to make an english version of my current site (in french), but I get a 404 error on the new subdomain site. If I create a ...
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2 votes
1 answer
4k views

Is a wildcard CNAME DNS record valid in multi sub-domains?

I have a CNAME record like this: *.a IN CNAME example.com. So, any address that ends with .a.example.com points to example.com (like www.a.example.com, x.y.z.a.example.com, etc). I add ...
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0 votes
0 answers
35 views

wildcard certificate with unnamed sub domain

I have purchased a wildcard subdomain for one of my domain names. Here is the issue I am running into: I have a WordPress plugin that integrates with a 3rd party membership site. The membership ...
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-2 votes
2 answers
370 views

Nginx - Configure domain and multiple subdmains pointing to same root

My wish is to configure my site in a such way that: company.fr collaborator1.company.fr collaborator2.company.fr ... the domain and associated subdomains point to the same directory root. Under the ...
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1 vote
0 answers
1k views

Why does app engine return a 404 error on my wildcard subdomain?

I have set up a wildcard subdomain for our project custom domain in app engine. The DNS CNAME has also been updated with the wildcard record. Our nameservers are with Cloudflare which supports ...
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0 votes
1 answer
1k views

WS2016 RDS Gateway, Connects Internally not Externally

Here is what I have done so far - Configured Remote Desktop Services Purchased a domain "domain.com" Purchased a wild card ssl certificate, the thought is that I want to use "rds....
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2 votes
1 answer
3k views

Using Let's Encrypt Wildcard Certificate on Multiple Servers

I have a series of subdomains that are a part of a root domain I manage. I have set up certbot on one of these domains: x.example.com and it is successfully using the certificate and renewing it ...
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0 votes
1 answer
256 views

How can I prevent error when subdomain does not exist?

Every subdomain is in a separate folder. I capture the subdomain and set the root to the correct folder with this code: server_name ~^(?<sub>.+)\.mysite\.com$; root "/path/to/my/site/$sub"; ...
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  • 113
0 votes
2 answers
998 views

Let's Encrypt with dynamic subdomains

Setup is like this. I've got a domain e.g. example.com I've setup Apache2 with a VirtualDocumentRoot, this way I can point a subdomain to a specific folder in an easy way: File sites-available/...
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