Overview
CircleCI is a cloud-based continuous integration and continuous delivery (CI/CD) platform founded in 2011 by Paul Biggar and Allen Rohner. The company provides automated software development tools that enable engineering teams to build, test, and deploy code efficiently. CircleCI's platform supports numerous programming languages and frameworks, integrates with popular version control systems like GitHub and Bitbucket, and offers both cloud-hosted and self-hosted solutions. The service is widely adopted by organizations ranging from startups to large enterprises, helping them implement DevOps practices and accelerate software delivery cycles. CircleCI's technology automates the software development pipeline, reducing manual errors and enabling faster release cycles. The platform features parallel testing, customizable workflows, and extensive integration capabilities with cloud services and development tools. As of 2025, CircleCI remains a significant player in the DevOps toolchain market, competing with services like Jenkins, GitHub Actions, and GitLab CI. The company has raised substantial venture funding and serves thousands of customers globally, though it remains privately held. CircleCI's documentation and community resources support developers in optimizing their CI/CD processes.
Company Profile
CircleCI provides a continuous integration and delivery platform that automates software development workflows, enabling teams to build, test, and deploy code efficiently.
CircleCI CloudCircleCI ServerOrbs (reusable configuration packages)APICLI
Market PositionLeading CI/CD platform with strong market presence among development teams
RevenueEstimated $100M+ annually (private company)
Employees500-1000 employees
Typical Use Cases
- ▸Automated testing of code changes
- ▸Continuous deployment to production environments
- ▸Parallel execution of test suites
- ▸Integration with GitHub/GitLab workflows
- ▸Building and packaging software artifacts
Infrastructure
RolePrimary corporate website and platform access point
IP OwnerAmazon Web Services
Global ScaleHigh - Uses AWS CloudFront CDN with multiple IP addresses across regions
DNS Records
A Records
3.163.158.65
3.163.158.12
3.163.158.76
NS Records
ns-225.awsdns-28.com
ns-837.awsdns-40.net
ns-1065.awsdns-05.org
MX Records
10 mxa-00672001.gslb.pphosted.com
10 mxb-00672001.gslb.pphosted.com
Related Domains
Similar Services
jenkins.iotravis-ci.comgithub.comgitlab.com
CircleCI competes with other CI/CD platforms and integrates with version control systems
Identity
OwnerCircle Internet Services, Inc.
Typeprivate_company
Founded2011
HQSan Francisco, California, United States
Notability
CircleCI ranks #10985 globally according to traffic data, placing it in the top 100,000 websites worldwide. The domain has been active for 14 years since 2011, indicating established presence. The company is well-known in software development circles as a major CI/CD platform provider, serving thousands of organizations. While not a household name like Google, it has significant recognition within its target industry and maintains substantial web traffic.
Known since2011
Global rank#10985
Risk & Trust
Risk: lowTrust: high
The domain uses reputable infrastructure with AWS CloudFront CDN and Amazon Registrar. DNS records show proper configuration with multiple A records for load balancing and professional MX records for email services. The domain has been registered for 14 years with consistent ownership, and the company is a legitimate business in the software development tools space. There are no indicators of malicious activity or security concerns in the provided data.
WHOIS
RegisteredSep 1, 2011
Age14 years
RegistrarAmazon Registrar, Inc.
ExpiresSep 1, 2026
AI Confidence
ai_knowledgewhoisdns
Analysis based on available DNS/WHOIS data and general knowledge about CircleCI. Some company details may be estimated or based on public information as of 2025.