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Network Tools

Network Tools.
One API Key.

SSL checker, DNS lookup, HTTP headers, and more

Get Started FreeAlso available on RapidAPI →
Stateless API Processing — No request data stored

Features

SSL certificate verification and expiry

DNS lookup (A, AAAA, MX, TXT, CNAME, NS)

HTTP header inspection

Port scanning and service detection

Ping and latency measurement

WHOIS and reverse DNS lookup

Use Cases

DevOps Monitoring

Monitor SSL certificate expiry, DNS propagation, and service availability from a single API.

Security Assessments

Check SSL configurations, open ports, and DNS settings as part of security audits.

Troubleshooting

Debug network issues with DNS lookups, header inspection, and connectivity tests.

Compliance Monitoring

Verify security configurations meet compliance requirements across your infrastructure.

Pricing

Start free with 200/month. Scale up as you grow.

Free

200/month

Free
  • 200/month
  • 5/min
  • Hard limit
Get Started

Pro

10k/month

$9.99/mo
  • 10k/month
  • 30/min
  • $0.001/req
Get Started
Best Value

Ultra

100k/month

$49.99/mo
  • 100k/month
  • 150/min
  • $0.0005/req
Get Started

Mega

1M/month

$199/mo
  • 1M/month
  • 500/min
  • $0.00025/req
Get Started

Frequently Asked Questions

We query A, AAAA, MX, TXT, CNAME, NS, SOA, and PTR records. Results include TTL and can query specific DNS servers.
We verify certificate validity, expiration date, issuer, and chain of trust. Also checks for common misconfigurations like mixed content.
Yes, we can check common service ports (80, 443, 22, etc.) and report whether they are open, closed, or filtered.
Checks are performed from our edge network. For multi-region verification, consider running checks periodically from your own infrastructure.

Start using Network Tools API today

Free tier available. No credit card required.