Website Security & Intelligence Tools

Comprehensive suite of free online tools for cybersecurity research, reconnaissance, and technical analysis.

🔍

WHOIS Lookup

Get domain registration details, registrar info, and dates

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🌐

DNS Lookup

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

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📡

IP Lookup

Find IP address and reverse hostname information

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🔒

SSL Checker

Verify SSL certificate details and validity

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📋

HTTP Headers

Inspect response headers and server info

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🛡️

Security Headers

Scan for CSP, HSTS, X-Frame-Options

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🔌

Port Scanner

Scan common ports (21, 22, 80, 443, etc.)

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🔎

Subdomain Finder

Discover subdomains via DNS brute force

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🤖

Robots.txt

Check robots.txt file and allowed paths

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📑

Sitemap Checker

Verify sitemap.xml availability

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📄

Source Viewer

View website HTML source code

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🎯

CMS Detector

Identify CMS (WordPress, Shopify, Wix)

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✉️

Email Security

Check SPF, DKIM, DMARC records

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⏱️

Uptime Checker

Verify response time and HTTP status

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↪️

Redirect Checker

Track 301/302 redirect chains

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🏷️

Meta Tags

Extract title, description, OG tags

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🔗

Link Extractor

Find internal and external links

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📅

Domain Age

Calculate domain age from WHOIS

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