TWCA Secure CA

Category - Certificate Authority


We have discovered 2,260 live website that are using TWCA Secure CA.

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Technology usage statistics

Websites using TWCA Secure CA 2,260 websites
Most popular in the country Taiwan
Market position in Certificate Authority #47
Market share in Certificate Authority <0.1%

Technology adoption

Recent changes in TWCA Secure CA usage. (See TWCA Secure CA Usage Changes report)
Websites that added TWCA Secure CA +54
Websites that dropped TWCA Secure CA -22

Distribution by websites popularity

TWCA Secure CA detection in the top websites by popularity
Top 10k sites 7 websites
Top 100k sites 20 websites
Top 1m sites 252 websites

Websites utilizing TWCA Secure CA

Top websites that use TWCA Secure CA

Domain Country Rank Contacts
ettoday.net Taiwan 2,868
www.ettoday.net Taiwan 2,868
kkday.com United States of America 4,407
www.kkday.com United States of America 4,407
pcstore.com.tw Taiwan 5,767
www.pcstore.com.tw Taiwan 5,767
See full domain list
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Market Share

TWCA Secure CA market share within the Certificate Authority category

Geographical Distribution

Technology usage distribution by websites across the globe.







TWCA Secure CA often used together with


Category - Document Encoding.
UTF-8 is used together with TWCA Secure CA on 1,829 domains. Total 8,059,052 domains found using UTF-8
Category - Document Standards.
JavaScript is used together with TWCA Secure CA on 1,656 domains. Total 6,019,684 domains found using JavaScript
Category - Document Standards.
Description Meta is used together with TWCA Secure CA on 1,171 domains. Total 4,045,529 domains found using Description Meta
Category - JavaScript Libraries.
jQuery is used together with TWCA Secure CA on 1,150 domains. Total 4,033,938 domains found using jQuery
Category - Web Servers.
Apache is used together with TWCA Secure CA on 1,112 domains. Total 3,668,704 domains found using Apache
Category - Mobile.
Viewport Meta is used together with TWCA Secure CA on 1,070 domains. Total 5,070,400 domains found using Viewport Meta


Alternative Technologies


Actalis CA: Total 40,111 domains found using Actalis CA
AlphaSSL CA: Total 87,704 domains found using AlphaSSL CA
Apple CA: Total 1,742 domains found using Apple CA
AWS Certificate Manager: Total 197,850 domains found using AWS Certificate Manager
Certum CA: Total 31,508 domains found using Certum CA
Cloudflare Certificate: Total 728,708 domains found using Cloudflare Certificate
COMODO CA: Total 39,787 domains found using COMODO CA
cPanel CA: Total 429,379 domains found using cPanel CA
Cybertrust Japan CA: Total 30,780 domains found using Cybertrust Japan CA
DFN-CERT: Total 9,785 domains found using DFN-CERT