Helps SEO professionals understand the complete redirect chain of any URL, identifying potential SEO issues such as too many hops, broken canonicals, crawler-blocking robots.txt rules, and indexability problems

User navigates to any URL → extension intercepts webRequest and webNavigation events in background → traces complete redirect chain including all hops → user clicks extension icon to view popup → popup displays each hop with status codes, timing, headers, canonical tags, robots directives, cookies, and LRT metrics → user can expand each hop for details, copy trace to clipboard, export as text, or save screenshot

Target users: SEO professionals / Web developers / Digital marketers / Competitor analysis researchers

Cannot verify if the hardcoded LRT API key has rate limits or access restrictions that might degrade the Power*Trust feature over time
The extension connects to plugin.linkresearchtools.com API but no login is required from the user for this—the key is embedded. Whether this constitutes a 'paid feature' depends on whether the parent company could revoke the embedded key

Monetization

No paid features detected

The extension itself is entirely free with no gated features, payment flows, subscriptions, or upgrade prompts. All core features (redirect tracing, header analysis, robots.txt, cookies, LRT Power*Trust metrics, export, screenshot) work without payment. The extension contains a 'Try LinkResearchTools' button (html/popup.html:42) that links to a trial for the parent paid SaaS product, but this is just a promotional link—no features in the extension are locked behind a paywall. Grep for 'subscribe', 'premium', and 'upgrade' returned 0 matches. The 'pricing' match in Tracer.js:98 is merely a sample URL in a code comment for testing header parsing.

Confidence: 90
Payment platform: --
Source: AI / High
Login required: No
Reason: No login, authentication, or account creation flow exists in the extension source code. Grep for 'login', 'account', and 'auth' returned zero relevant matches. The LRT API uses a hardcoded API key built into the extension (js/lrt/LRT.js:11), requiring no user credentials. All core functionality (redirect tracing, header analysis, robots.txt checking, cookie analysis) works immediately after installation.

Permission risk

High-risk permissions

This estimate uses declared permissions and host permissions to assess access scope and sensitivity.

扩展能力较强：activeTab、tabs、webRequest、storage
主机权限覆盖范围较宽

Publisher

LinkResearchTools (LRT)

Christoph Cemper

Email: [email protected]
Phone: +17038317979
Address: Am langen Felde 12/Top 1 Wien 1220 AT

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Permissions

Host access