Documentation

Everything you need to know about our tools and APIs

Getting Started API Documentation Tool Guides FAQ Privacy & Data

Getting Started

1

Choose Your Tool

Select from our suite of DNS and network diagnostic tools based on your needs.

Browse Tools →
2

Enter Your Query

Input the domain name, IP address, or data you want to analyze.

See Examples →
3

Analyze Results

Get instant, accurate results with detailed explanations.

Understanding Results →

API Documentation

RESTful API Access

Integrate our DNS and network diagnostic tools into your applications using our RESTful API. All API endpoints return JSON responses.

Base URL:

https://dnslookup.pro/api/v1

Authentication

Most public endpoints require no authentication. For higher rate limits, register for an API key.

Rate Limits

  • Free tier: 60 requests per minute
  • Authenticated: 120 requests per minute
  • Enterprise: Custom limits available

DNS Lookup API

GET /dns-lookup-api

Perform DNS lookups for any domain with support for multiple record types.

Parameters

Parameter Type Required Description
domain string Yes Domain name to lookup
type string No Record type (A, AAAA, MX, etc.)
server string No DNS server to use

Example Request

curl -X GET "https://dnslookup.pro/dns-lookup-api?domain=example.com&type=A"

Example Response

{
  "status": "success",
  "domain": "example.com",
  "type": "A",
  "records": [
    {
      "ip": "93.184.216.34",
      "ttl": 3600
    }
  ],
  "server": "8.8.8.8",
  "query_time": "45ms"
}

WHOIS Lookup API

GET /whois-api

Retrieve WHOIS information for domains including registration, expiration, and nameservers.

Example Request

curl -X GET "https://dnslookup.pro/whois-api?domain=example.com"

IP WHOIS Lookup API

GET /ip-whois-lookup-api

Get detailed information about an IP address including geolocation, ISP, and ASN.

Example Response

{
  "status": "success",
  "ip": "8.8.8.8",
  "organization": "Google LLC",
  "country": "United States",
  "city": "Mountain View",
  "asn": "AS15169",
  "isp": "Google LLC"
}

SSL Certificate Checker API

GET /ssl-checker-api

Analyze SSL/TLS certificates for validity, expiration, and configuration issues.

Need More API Endpoints?

We're continuously expanding our API. Contact us at api@dnslookup.pro for feature requests or enterprise API access.

Tool Guides

DNS Lookup

Query DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA)

Try Tool →

WHOIS Lookup

Domain registration, expiration, and nameserver information

Try Tool →

IP WHOIS Lookup

Geolocation, ISP, organization, and ASN information

Try Tool →

Reverse DNS Lookup

Find the domain name associated with an IP address

Try Tool →

SSL Certificate Checker

Verify SSL/TLS certificates and check expiration dates

Try Tool →

Port Scanner

Check if specific ports are open on a server

Try Tool →

Ping Test

Test network connectivity and latency

Try Tool →

Traceroute

Trace the path packets take to reach a destination

Try Tool →

Subnet Calculator

Calculate subnet masks, IP ranges, and network information

Try Tool →

Frequently Asked Questions

Are your tools free to use?

Yes! All our core tools are completely free. We believe everyone deserves access to reliable network diagnostic tools.

Do I need to create an account?

No account is required for basic usage. However, creating an account gives you access to saved queries, higher API rate limits, and additional features.

How accurate are the results?

Our tools query authoritative sources and use multiple DNS servers for accuracy. Results are as accurate as the underlying DNS infrastructure.

Do you log my queries?

We keep minimal anonymized logs for diagnostics and abuse prevention (7 days). See our Privacy Policy for details.

Can I use your tools for commercial purposes?

Yes, subject to our Terms of Service. For high-volume commercial use, please contact us about enterprise plans.

What are the API rate limits?

Free tier: 60 requests/minute. Authenticated users: 120 requests/minute. Enterprise: Custom limits. Contact us for higher limits.

How do I report abuse or misuse?

Please email abuse@dnslookup.pro with details. We respond to abuse reports within 4-8 hours.

Can I embed your tools on my website?

We're working on embeddable widgets. Contact us at api@dnslookup.pro to discuss integration options.

Privacy & Data Handling

How We Handle Your Data

Query Data

Queries (domain names, IP addresses) are processed in real-time and cached briefly for performance. We may log anonymized request data for diagnostics for up to 7 days.

IP Addresses

Your IP address is logged for rate limiting and abuse prevention. IP logs are retained for 30 days.

Cookies & Analytics

We use essential cookies for functionality and Google Analytics for usage statistics (with IP anonymization). See our Cookie Policy.

Third-Party Processors

We use Cloudflare (CDN), Google Analytics (analytics), and MonoVM (hosting). Each has their own privacy policies.

Your Rights

Under GDPR and privacy laws, you have rights to access, rectify, delete, and port your data. Contact privacy@dnslookup.pro.

Privacy Summary: We may log anonymized request data for diagnostics. Read our Privacy Policy for complete details.

Need Help?

Can't find what you're looking for? We're here to help!

Contact Support Security Issues