Castle Rock's tech stack
What does Castle Rock use?
Castle Rock (crllp.com) uses at least 12 tools we can see from public records, including WP Engine for hosting, Microsoft 365 for email and documents, WordPress for its website and Cloudflare for content delivery. Last checked .
- Industry
- Accounting
- Size
- 11–50 employees
- Based in
- Newport Beach, United States
- Founded
- 2015
- Company page
- Tools found
- 12
- Categories
- 9
- Layers
- 4 of 5
- Last checked
- Oct 2026
Castle Rock's stack, layer by layer
Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Edge & Hosting
3 tools, where the bytes are served from
Application
4 tools, what the product is built with
Frontend
Go-to-market
3 tools, how they find and keep customers
Website & CMS
Ads & Pixels
Company Ops
2 tools, what the team runs on day to day
Workspace
Security & Compliance
Castle Rock tech stack FAQ
What tools does Castle Rock use?
As of October 2026, runsonwhat has found 12 tools at Castle Rock (crllp.com) in public records. Edge & Hosting: Cloudflare, GoDaddy and WP Engine. Application: jQuery, Font Awesome and Vimeo. Go-to-market: WordPress, Meta Pixel and Yoast SEO. Company Ops: Microsoft 365 and Barracuda. Last checked October 17, 2026.
What cloud does Castle Rock run on?
Castle Rock uses WP Engine for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found WP Engine through a subdomain that points at WP Engine and code on crllp.com. WP Engine is used by 51,113 companies runsonwhat tracks.
What email provider does Castle Rock use?
Castle Rock uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 709,029 companies runsonwhat tracks.
What is Castle Rock's website built with?
Castle Rock uses WordPress for its website, alongside Yoast SEO, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on crllp.com. WordPress is used by 594,493 companies runsonwhat tracks.
Does Castle Rock use jQuery?
Yes. runsonwhat found jQuery at Castle Rock through jQuery code on crllp.com. jQuery is a Frontend tool used by 912,683 companies runsonwhat tracks.
How does runsonwhat know what Castle Rock uses?
runsonwhat reads public records only. Of the 12 tools at Castle Rock, 8 were found through code on crllp.com, 2 through email records, 1 through DNS records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and crllp.com about monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.