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CSC Global

Est. 1920 · Wilmington, United States

When ICANN opened up applications for custom brand extensions in 2012, one company quietly helped Fortune 500 clients submit hundreds of those complex 250-page applications. Every single application was accepted. That company was CSC Global, the enterprise domain registrar that's been managing high-stakes corporate infrastructure since 1899.

CSC operates as the world's largest enterprise domain registrar, managing more than two million domain names including some of the highest-traffic websites online. But they're not your typical registrar competing for individual customers with discount pricing. Instead, CSC focuses exclusively on enterprise clients who need bulletproof domain portfolio management, white-glove DNS services, and the kind of security protocols that Fortune 500 companies require.

What sets CSC apart is their enterprise-first approach to everything. They explicitly refuse to monetize client domains through activities like domain spinning, domain auctions, or traffic diversion — practices that would create conflicts of interest with their corporate clients. Their domain acquisition service can negotiate on behalf of clients anonymously, conducting business in their own name to protect client identities during high-value domain purchases.

CSC manages more than a third of all current dot-brand top-level domains, making them the go-to provider for companies operating their own branded extensions like .apple or .google. Their Trademark Clearinghouse registration service has the highest number of trademark filings among authorized agents, helping brand owners protect their intellectual property across new gTLD launches.

The domain services are just one piece of CSC's broader mission as a corporate infrastructure provider. The same company that registers your domains can also handle your business formation in all 50 states, serve as your registered agent, manage your corporate compliance, and even provide fund administration services. For global enterprises, this unified approach eliminates the complexity of working with multiple vendors across different jurisdictions.

After more than a century in business and strategic acquisitions across four continents, CSC now operates in more than 140 jurisdictions. Their 2022 acquisition of Intertrust Group cemented their position as what they call "the premiere provider of global business administration and compliance solutions" — a company that literally powers the infrastructure behind global business operations.

Total Domains

658,779

Market Share

0.24%

Brands

1

Brands & Subsidiaries

Brand
Domains
Market Share
CSC Digital Brand Services658,779
0.24%

Notable Acquisitions

Melbourne IT (2013) - Purchase of Melbourne IT in Australia provided CSC access to the Pacific region and enabled worldwide service delivery.
IP Mirror (2014) - Acquisition of Singapore-based IP Mirror, an online brand expert.
Koehler Group (2015) - Purchase of Hong Kong-based Koehler Group to serve mainland China.
Intertrust Group (2022) - Acquisition of Intertrust Group made CSC the premiere provider of global business administration and compliance solutions to customers in more than 140 jurisdictions.

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Company Profile

Founded1920
Headquarters🇺🇸 Wilmington, Delaware, United States
Accreditations
ICANN accredited domain registrarTrademark Clearinghouse authorized agent
Services
Domain portfolio managementDomain name acquisitionDomain registrar servicesICANN-accredited domain registrationTrademark Clearinghouse registrationNew gTLD blocking servicesDot Brand domain servicesPremium domain divestitureDomain name system (DNS) servicesDigital brand protectionDomain security and fraud preventionBusiness formation and entity solutionsRegistered agent servicesCorporate compliance servicesFund administrationCapital markets solutionsTax solutionsMatter management systemsDocument management and collaborationUCC search and filing services

Domain counts and market share percentages are based on our analysis of DNS zone files and may not represent total domains under management.

Data updated daily — last snapshot: May 26, 2026