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Domain Availability Checker
Dashboard
Settings
Application Settings
These defaults apply to every new check job. Hard safety ceilings are enforced automatically.
Batch size
(domains checked per request, 5–200)
Timeout
(seconds per DNS/WHOIS attempt, max 15)
Retry count
(automatic retries on failure, max 5)
Maximum uploaded domains
(label × extension combinations, max 100,000)
Parallel workers
(browser-side concurrent requests, 1–8)
Default extensions
(pre-selected on the dashboard)
.com
.net
.org
.io
.ai
.co
.app
.dev
.online
.store
.tech
.xyz
.site
Save Settings