How many domains can you register? How long can a name be? What are registrar and subdomain limits? DomainLimits is a free, independent guide that answers these questions in plain English for site owners, developers and small portfolio holders.
Explore Domain LimitsThe numbers that matter for domain buyers and portfolio managers.
There is NO global limit on how many domains an individual can register — only registrar-specific quotas.
Max labels (subdomains) in a full domain name per RFC standards.
Maximum total character length of a fully qualified domain name (FQDN).
Maximum characters per label/subdomain segment per DNS standards.
How many subdomains can you create on popular hosting platforms?
| Platform | Subdomain Limit | Free Tier | Custom Domain | Notes |
|---|---|---|---|---|
| Cloudflare | Up to 200 per zone (free) | YES | YES | Proxied records limited on free plan |
| Netlify | Unlimited | YES | YES | Branch subdomains auto-created |
| Vercel | Unlimited | YES | YES | Auto-generated per deployment |
| GitHub Pages | 1 per repo (username.github.io/repo) | YES | YES | Each repo gets a path, not subdomain |
| cPanel Shared | Varies by host (typically 25–unlimited) | NO | YES | Check your specific host plan |
| WordPress.com | 1 subdomain per site (free) | YES | Paid only | Format: yoursite.wordpress.com |
Per-account domain registration limits by registrar, based on public information. Policies change, so confirm with the registrar.
No published hard limit per account. In practice, bulk accounts can hold thousands of domains. Verification required for large portfolios.
No hard cap on domain count per account. Large portfolio buyers may need to contact support for bulk pricing above 500+ domains.
Sells domains at wholesale cost with no markup, for the TLDs it supports; requires Cloudflare DNS. No published per-account limit.
No explicit hard limit. Post-Google acquisition, Squarespace maintains the transparent pricing model Google established.
ICANN itself imposes no per-registrant limit. Individual TLD registries (.com, .org, .io, etc.) may have their own policies, but most have none.
For 100+ domains, consider a reseller account for volume discounts. Backorder services like DropCatch or Dynadot are ideal for expired domain catching.
Free, independent explanations — no accounts, no sales pitch.
How registrars differ on renewal pricing, WHOIS privacy, DNS features and transfer rules.
Practical tips for choosing a short, memorable, trademark-safe domain name.
Grace periods, redemption fees and how to avoid losing a domain you rely on.
Registrar lock, two-factor authentication, DNSSEC and protecting against hijacking.
How the Domain Name System works and what each record type does.
Check WHOIS/RDAP, DNS records and SSL from your browser.