Web & URL OSINT

Redirect Detective traces the full URL redirect chain to reveal each hop before the final destination for phishing link analysis.

Siteliner analyzes websites for duplicate content, broken links, and page structure to support web reconnaissance investigations.

Free SEO and web analysis tools including backlink checkers, keyword research, plagiarism detection, and domain WHOIS lookups.

Free online tools — 115+ calculators, unit converters, IP tools, developer utilities, and more. No sign-up required, works on all devices.

urlquery is an online service that scans webpages for malware, suspicious elements and reputation.

Zulu URL Risk Analyzer by Zscaler scores URLs on a 0–100 risk scale using content categorization and enterprise cloud proxy threat intelligence data.

URL Void checks website reputation and blacklist status across 30+ security engines to assess whether a URL is safe or malicious.

We build and maintain an open repository of web crawl data that can be accessed and analyzed by anyone.

Simple, fast web crawler designed for easy, quick discovery of endpoints and assets within a web application

MechanicalSoup is a Python library automating web form interactions and session-based data collection for authorized OSINT research workflows.

Turn websites into data in seconds. Crawly spiders and extracts complete structured data from an entire website.

Digital Point provides a suite of free SEO and webmaster tools including keyword research, backlink checking, and server header analysis.