Questions tagged [wildcard]

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147 votes
8 answers
180k 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 ...
user avatar
108 votes
8 answers
177k 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?
Ben Mills's user avatar
  • 1,213
14 votes
3 answers
26k views

Wildcard DNS and subdomains

Let's 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 continue ...
Click Ok's user avatar
  • 956
7 votes
3 answers
4k views

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....
vuduy's user avatar
  • 71
34 votes
10 answers
69k 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 ...
problemofficer - n.f. Monica's user avatar
3 votes
3 answers
6k 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 if (...
mgutt's user avatar
  • 522
79 votes
3 answers
25k 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 ...
Sled's user avatar
  • 937
39 votes
3 answers
88k 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: -- ...
rorygilchrist's user avatar
15 votes
4 answers
30k 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 anyotherdomain....
balexand's user avatar
  • 252
7 votes
6 answers
2k views

Difference between wild card SSL [duplicate]

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 ...
Shailesh Sutar's user avatar
4 votes
5 answers
2k 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 ...
iopener's user avatar
  • 187
4 votes
1 answer
2k 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 ...
Iain Hallam's user avatar
4 votes
2 answers
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 ...
Niklas H's user avatar
  • 175
3 votes
1 answer
1k 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 [email protected]. Unfortunately my sendmail-fu isn't up to it and I can't find anything useful on Google. My plan ...
Rup's user avatar
  • 275
2 votes
2 answers
2k views

Multiple wildcard dns entries

Are there any problems with having multiple wildcard dns entries for a domain? Eg: CNAME *.a.example.com 1.1.1.1 CNAME *.b.example.com 2.2.2.2 CNAME *.example.com 3.3.3.3 I have this set up ...
whatupdave's user avatar
0 votes
1 answer
2k views

Postfix wont send mail to external email addresses listed in virtual_alias_domains

We have our main server at mail.mainserver.com with the catchall address [email protected] We also have two other domains: domain1.com and domain2.com which are hosted at gmail. Gmail is re-...
Tommy Arnold's user avatar
26 votes
3 answers
16k views

What is the difference between 0.0.0.0/0 and 0.0.0.0/1?

In the history, I mostly used 0.0.0.0/0 for "match every IP address". Recently, I saw a 0.0.0.0/1 subnet filter. What is the difference between 0.0.0.0/0 and 0.0.0.0/1 and what's the ...
Arakis's user avatar
  • 381
21 votes
4 answers
61k 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 ...
Jon Wu's user avatar
  • 213
17 votes
5 answers
16k 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?
Unknown's user avatar
  • 1,715
8 votes
1 answer
16k 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.example A 192.0.2.123 ...
wyred's user avatar
  • 217
6 votes
3 answers
11k 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 Heroku.com....
Kombo's user avatar
  • 161
5 votes
3 answers
5k 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, ...
Niel Thiart's user avatar
4 votes
2 answers
11k 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: name1.my.subd....
Andy's user avatar
  • 101
4 votes
6 answers
10k 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 ...
Ambirex's user avatar
  • 143
4 votes
4 answers
23k 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 ...
Sise's user avatar
  • 395
3 votes
3 answers
294 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 ...
MadBoy's user avatar
  • 3,745
3 votes
2 answers
7k views

nginx sub directory wildcard rewrite

I have set up a server block on my nginx server, e.g. with domain testsite.com. I want to be able to install separate WordPress installations into direct child folders of the root folders, e.g. /var/...
physalis's user avatar
  • 145
2 votes
2 answers
2k views

Automatic subdomain wildcard for DHCP-DDNS additions?

I'm running dhcp-4.0.2 server and bind-9.6.1-P3. When a new Mac OSX DHCP client with the name "harry" connects to the network, the DHCP server gives it a lease, and adds appropriate A & PTR ...
Igor Clark's user avatar
2 votes
2 answers
4k views

Wildcard DNS setting in Windows Server 2008 R2 DNS Server not working

We've got a windows server 2008 R2 DNS server that we are trying to setup a wildcard DNS entry in. So we want proxy.domain.com and *.proxy.domain.com to go to the same IP. Right now, it seems as if ...
mattmcmanus's user avatar
2 votes
3 answers
4k views

Wildcard SSL on IIS7 - Does each site need it's own IP?

If I buy a Wildcard SSL Certificate for one domain, like: domain.com and I have 40 sites, like apples.domain.com and pears.domain.com All the sites are on the same IIS 7 server Does each site need a ...
aron's user avatar
  • 129
1 vote
1 answer
2k views

Wildcard on DocumentRoot for virtualhost

i use this config in apache2 for wildcard subdomain and works good : <VirtualHost *:80> DocumentRoot /var/www/ ServerName sumdomains.example.com ServerAlias *.example.com RewriteEngine ...
Amir Molaa's user avatar
1 vote
1 answer
293 views

Install new wildcard SSL cert on top of existing single domain cert - any pitfalls?

I'm about to install a wildcard SSL cert *.example.com (from digicert) over top of an existing single domain cert www.example.com (from thwate). Are there any potential problems to watch out for when ...
JK01's user avatar
  • 338
0 votes
4 answers
12k views

Wildcard SSL Certificates with Exchange 2010?

Is anyone using a Wildcard Cert with Exchange 2010 please? We currently have a bunch of individual whatever.domain.com SSL certificates and as several are expiring soon it would be an ideal ...
flooble's user avatar
  • 2,364
0 votes
1 answer
150 views

Logging wildcard query in bind

I had setup a wildcard in my zone, and now I regret. I want to found out which name is actually in use. Any ways to log all queries that matches the wildcard in bind?
J-16 SDiZ's user avatar
  • 238
0 votes
3 answers
2k views

Wildcards in Virtual Hosts with dynamic logs?

My Apache Virtual Hosts config currently has several repeats of this; <VirtualHost *:80> ServerName example1.com ServerAlias www.example1.com DocumentRoot /home/example1.com/www ...
Stephen Belanger's user avatar