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SSL Certificate for IP Address

SSL Certificate for IP Address

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There are plenty of enterprise use cases where companies need SSL certificate for IP address. Companies use IP addresses to access various types of applications via internet or intranet. Based on the organization strategies you would want to secure IP addresses with SSL certificates.

In this article, I am going to explain you the process to get SSL certificate for IP address. Also what type of SSL certificates are good to secure IP addresses.

Also read The Risk of Free SSL Certificate

Table of content:

SSL certificate for private IP address

SSL certificate for public IP address

How to get SSL certificate for IP address

Restriction on SSL certificate for IP address

Now let’s get deeper into the individual subsets to learn further.

SSL Certificate for Private IP address:

An internal IP (aka private IP) is an IPv4 or IPv6 address that the IANA has set apart as saved, for example:

  • Any IPv4 address in the RFC 1918 range (e.g. 10.0.0.0, 172.16.0.0, 192.168.0.0)
  • Any IPv6 address in the RFC 4193 range

You can’t get an SSL certificate for private IP address. Being a private IP address it not possible by trusted CAs to validate the authenticity of the IP address to issue one. For instance, a certificate given to 192.168.0.1 would be hypothetically substantial in any specific situation. And for sure, this is not permitted by a global CA. You can check this complete guide on private IP address.

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SSL Cert Alternative for internal IP Address

Get ready for running your own enterprise CA – nonetheless, this accompanies the expenses of obtaining, designing and running your own CA and OCSP administrations.

Utilizing self-signed  SSL Certificates – notwithstanding, this is just acceptable in constrained conditions (for example test servers). It instructs clients to overlook significant program alerts which can prompt security issues in the event that they acknowledge self-marked certificates outside of their organization.

SSL certificate for Public IP address

Any IP address that are accessible over internet are Public IP addresses. These are the guidelines and necessities to get a SSL certificate for a public IP address:

1) Your association must prove the ownership of that specific IP address. I.e. the IP address must be only relegated to your association (not to the web hosting company).

2) A certificate authority must have the option to check your IP proprietorship under an IP WHOIS query. Your association name, physical location, telephone number, and email id should appear in the IP WHOIS query.

3) Both Organization Validated Single domain and Organization Validated multi-domain SSL certificates can be utilized for a public IP address.

4) You can compose an IP address in the Common Name (CN) or a Subject Alternative Name (SAN) field (in the event that you have picked a multi-domain SSL).

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How to Get SSL Certificate for IP Address

To get your SSL certificate you can reach out to the existing SSL certificate vendor. Alternatively, you can reach out to leading SSL certificate provider and we will help you expedite the process to get SSL for your IP address.

Restriction on SSL Certificate for IP address

On the off chance that you conclude that you truly need an IP in your cert there are explicit stipulations to consider. The greatest obstacle for most people is that the IP address must be explicitly doled out to your organization or association (not your ISP or facilitating supplier) as checked by an IP WHOIS query.

Limitation imposed by Public CAs are;

 

  1. Open IP tends to just (e.g., 18.236.49.115)
  2. Private IP addresses are not permitted (e.g., 10.0.0.0)
  3. The IP must show your association’s lawful name and area in an IP WHOIS query
  4. Only Organization Validated (OV) certificates can be issued (DV and EV certs can’t be issued)
  5. Single domain and multi-domain certs are allowed.
  6. The IP can be the Common Name (CN) or a Subject Alternative Name (SAN) field

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