What is Multi Domain SSL (SAN) Certificate?

Multi domain (SAN) is a built in feature comes with an SSL certificate which lets users to secure multiple domains under a single certificate. Depends on certificate authority, a user can secure up to 100 domains under a Multi domain SSL certificate. Securing multiple domain using SAN certificate can save user’s money and SSL management time. Certificate authority like Symantec, Thawte etc. allows to add up to 25 domains as the SAN domains.

Multi Domain/SAN SSL Certificate Structure

Under a Multi domain SSL the first domain is considered as primary domain and other domains are considered as SAN (Subject Alternative Names) domains. If a use with to secure five different domains under single certificate, the first domain which was added during SSL signup process will be the base domains and other 4 domains will be considered as SAN domains. A Multi domain SSL is available as Domain Validation, Organization Validation and Extended Validation as well.

In case of Domain validation, the verification process will be completed by checking of Domain-Registrar’s information or via email/file based verification. But in case of Organization and Extended Validation the verification process will be completed by checking of documents of both Business and Issuer. The documents of Business and Issuer will be different which will depend on Certificate Authority.

Mostly every Certificate Authority offers unlimited server license to each SSL certificate, which will allow user to secure his domains on unlimited multiple servers as well. But a few Certificate authorities comes up with single server license, in this case the issuer need to purchase additional license for individual server.

Domains a SAN SSL certificate can secure

Under a multi domain SSL certificate a user can add any domain name, and he can also add a wildcard SSL domain as well.

  • www.domain-name.com
  • domain-name.com
  • domain-1-name.net
  • blog.domain-name.com
  • anything.domain-name.com
  • etc.

Multi Domain SSL Certificate Specifications

Each SAN SSL certificate comes up with 2048-bit signature which is strengthen with 256-bit long encryption key. It supports on 99.9% web and mobile browsers and compatible with all leading Desktop and mobile based operating systems and web servers as well. It enables encryption which secure up to 100 multiple fully qualified domain names.

Certificate Authority and Multi Domain Policy

  • Comodo Multi Domain with 100 SAN Domains
  • GeoTrust True BusinessID Multi Domain with 100 SAN domains
  • Thawte Web Server SSL with 25 SAN domains
  • Symantec Secure site SSL with 25 SAN Domains
  • GlobalSign Multi Domains SSL with 100 SAN Domains
  • Entrust Multi-Domain SSL Certificates with 250 SAN Domains
  • DigiCert Multi-Domain (SAN) Certificate with 25 SAN Domains
  • GoDaddy Multi-domain SSL with 5 SAN Domains

Multi Domain SSL Key Features:

  • Secure up to 100 Domain names with Single SSL Certificate
  • Contains your authenticated organization details
  • 2048-bit future proof SSL Certificates
  • A single certificate secures both www.domain.com and domain.com
  • SHA-256 signed certificates
  • 9% web and mobile browser Compatibility
  • Supports on all Server types

Comparison of Leading Multi Domain SSL Certificates

Brand geotrust-logo ssl.com-aboutssl-org godaddy-aboutssl-org comodo-logo
Certificate Authority (CA) GeoTrust® SSL.COM GoDaddy COMODO™
SSL Certificate True BusinessID Multi-Domain (SAN/UCC) SSL Multi-Domain UCC SSL Standard Multi-Domain (SAN/UC) SSL Comodo Multi-Domain SSL
CA Rating

GeoTrust Reviews

SSL.COM Reviews

GoDaddy Reviews

COMODO Reviews

Pricing for 1 Year $278 $177 $149.99 $149
Pricing for 2 Years $235.50/Year $159.00/Year $134.99/Year $130.38/Year
As Low As $204.67/Year $150.45/Year $134.99/Year $124.17/Year
Domains Secured 4 Different Domain Names Included – Additional Domains available at $20-$40 each. 3 Different Domain Names Included – Additional Domains available for $49 each. 5 Different Domain Names Included – Additional domains available at 5/$100. 4 Different Domain Names Included – Additional domains available at $20-$40 each.
Issuance Speed Issued withing 1-2 days Within an hour Within a few minutes Within 1-3 Days
Validation Required Business Validation Business Validation Domain Validation Business Validation
Notification Level in Web Browsers Domain Name and Organization Name Shown On Certificate Domain Name and Organization Name Shown On Certificate Domain Name Shown On Certificate Only Domain Name and Organization Name Shown On Certificate
Encryption Strength Up to 256 Bit Up to 256 Bit Up to 256 Bit Up to 256 Bit
Browsers Compatibility 99% + Most popular mobile devices 99% + Most popular mobile devices 99% + Most popular mobile devices 99% + Most popular mobile devices
Include Site Seal Included Included Included Included
Number of Free Reissues Allowed Unlimited Unlimited Unlimited Unlimited
Number of Server License Unlimited Unlimited Unlimited Unlimited
Free PCI Scanning N/A N/A N/A N/A
Free Daily Vulnerability Scanning N/A N/A N/A N/A
Support Options Yes Yes Yes Yes
Warranty $1,250,000 $125,000 $2,000 $250,000
Refund Policy 30 Days 30 Days 30 Days 30 Days
Certificate Authority Review Read Reviews Read Reviews Read Reviews Read Reviews
Read More Read More Read More Read More Read More
Buy Now Buy Now Buy Now Buy Now Buy Now

 

Multi Domain (SAN) Certificate Video Tutorial

Multi Domain SSL Cert Installation Guide & Tools

Multi Domain SAN SSL Certificate Brands & Comparison