Bulk DNS Lookup

dns

Look up DNS records for multiple domains from a list or CSV upload.

Part of Nexabit Network Utilities — browser diagnostics by Nexabit IT Solutions. API pricing · Developer login

What this tool does

Look up DNS records for multiple domains from a list or CSV upload.

Best for

Engineers and operators working on DNS and email authentication workflows.

Common use cases

  • Run Bulk DNS Lookup during incident response or change validation
  • Export results as JSON for tickets and runbooks
  • Combine with related tools on the same category page

Bulk DNS Lookup

Paste domains (one per line) or upload a CSV. Maximum 50 domains per run.

3 domain(s) detected (max 50)

Results

Tip: Results open in Visual mode (tables and cards). Use the JSON tab or Copy/Download to export raw output for tickets and runbooks.

Frequently Asked Questions

Bulk DNS Lookup is a browser-based utility on Nexabit Network Utilities. Look up DNS records for multiple domains from a list or CSV upload.

Use Bulk DNS Lookup when you need to look up DNS records for multiple domains from a list or CSV upload. Browser access on Nexabit Network Utilities requires no account.

Yes. Bulk DNS Lookup is available via the gated Developer API at /api/v1/dns/bulk. Sign in at /developers/login, verify your email, and create an API key on an active plan.

Bulk DNS Lookup can be used in your browser without a developer account. Programmatic access via the Developer API requires a logged-in account and an active API plan — see /pricing.

Bulk DNS Lookup is part of Nexabit Network Utilities, built and maintained by Nexabit IT Solutions.