Nexabit Network Utilities

Professional network, DNS, SSL, and diagnostics tools for IT teams.

Run operational checks in your browser, then scale with the Developer API — authenticated access, tiered quotas, and team workspaces for production automation.

38 browser tools • Developer API from ₹0 • Team & workspace access

Start with your workflow

Job-based paths for common IT tasks — not just category browsing.

DNS troubleshooting

Lookup records, check propagation, validate SPF, DKIM, and DMARC.

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SSL inspection

Check certificates, expiry dates, and decode PEM files.

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IP investigation

Geolocate IPs, WHOIS, ASN lookup, and subnet planning.

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DevOps validation

chmod, cron, Docker Compose, and Kubernetes YAML checks.

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Popular tools

Fast entry points for common diagnostics

Need more than free tools?

Nexabit Network Utilities provides browser-based diagnostics and a gated Developer API with tiered monthly plans. Nexabit IT Solutions helps SMEs, hospitals, and schools with managed IT, cloud, security, and custom implementations.

Managed security & networking

Extend free diagnostics with enterprise-grade monitoring and hardening from Nexabit IT Solutions.

Audits & compliance reviews

Turn one-off SSL, DNS, and email-auth checks into scheduled audits with expert interpretation.

Consulting & custom tooling

Need MSP workflows, bulk checks, or private deployments? Our team builds operational tooling to match.

Developer API platform

Paid API access with logged-in developer accounts

Browse and run Nexabit Network Utilities tools in your browser without an account. For automation, integrations, and production workloads, use the Developer API with tiered monthly plans — API keys are issued only after login and email verification.

Free Developer ₹0 · Starter ₹999/mo · Growth ₹2,999/mo · Team ₹7,999/mo

Frequently asked questions

About Nexabit Network Utilities

Nexabit Network Utilities is a professional network utilities and Developer API platform with 38 browser-based tools for networking, DNS, SSL/TLS, security, and DevOps. It is built and maintained by Nexabit IT Solutions.

No. You can browse and run diagnostic tools in your browser without signing in. The Developer API for automation requires a logged-in developer account with email verification and a paid or free-tier API plan.

The platform includes DNS lookup, DNS propagation, SSL checker, SSL expiry monitor, CIDR calculator, WHOIS, traceroute, SPF/DKIM/DMARC checkers, HTTP security headers, bulk DNS lookup, and more across networking, DNS, SSL, security, developer, and DevOps categories.

The REST API at /api/v1 uses tiered monthly plans from Free Developer (₹0) through Team (₹7,999/mo). Sign in at /developers/login, verify your email, and generate API keys from the dashboard. Documentation is at /api-docs.

Create a developer account at /developers/login, verify your email, then generate a key from the dashboard. Keys are shown once at creation and require an active plan.

Nexabit Network Utilities is built by Nexabit IT Solutions, an IT services company specializing in networking, cloud infrastructure, and cybersecurity.