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About

LinkSentry protects websites and their users from harmful, broken, or unwanted external links through continuous monitoring and advanced scanning. It detects malicious threats like malware, phishing, NSFW content, expired domains, and parked sites in real time. The platform is simple to set up with a JavaScript snippet or WordPress plugin, requiring no technical expertise. Businesses can configure smart policies to customize detection, ensuring full control over link monitoring. Alerts are delivered instantly through Slack or email, alongside detailed dashboards and weekly reports for transparency. By preventing broken or dangerous links from damaging user trust, LinkSentry helps companies safeguard their reputation and revenue.

About

SentryKit is the Amazon Seller Intelligence platform — a real-time monitoring layer that watches every signal across your Amazon catalog and alerts you the moment something changes. 25+ alert types cover Buy Box ownership, hijackers, price moves, suppressed and suspended listings, stranded inventory, sales velocity drops, review spikes, listing-content changes, and performance signals like Best Seller Badge and Amazon's Choice. Every alert ships with full context — what changed, who caused it, and what to do — within ~90 seconds of the event. SentryKit distinguishes Buy Box Lost from Search Suppression, and enriches hijacker alerts with seller profile, fulfillment type, and feedback score.Delivered where you work: email, SMS, Slack, Microsoft Teams, webhook, or dashboard. Every marketplace (US, CA, UK, EU). Use it alongside any repricer or AI agent — SentryKit is the intelligence underneath. From 1 ASIN to 1,000 across unlimited seller accounts.

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Website owners concerned about link safety; SaaS founders protecting user experience; marketing teams managing outbound content; DevOps and security engineers monitoring external scripts; publishers and bloggers with high outbound link volume; agencies managing multiple client sites.

Audience

Amazon sellers, private label brands, Amazon agencies, wholesalers, online arbitrage sellers, FBA entrepreneurs, marketplace managers, third-party sellers, and brand protection teams.

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

API

Offers API Not Supported

API

Offers API Not Supported

Screenshots and Videos

Screenshots and Videos

Pricing

$50/month
Multiple pricing tiers available, to serve both end consumers (B2C) as well as large enterprises and web agencies (B2B)
Free Version Not Supported
Free Trial Supported

Pricing

$19 / month · up to 2,000 orde
30-day free trial — full monitoring from day one, no credit card required.

Starter plan — $19 / month · up to 2,000 orders / month, unlimited ASINs

Pro plan — $49 / month · up to 10,000 orders / month, unlimited ASINs

No ASIN limits — monitoring scales with your order volume, not your catalog size. Cancel anytime. No setup fees. No long-term contracts.
Free Version Not Supported
Free Trial Supported

Reviews/Ratings

Overall 5.0 / 5
ease 5.0 / 5
features 5.0 / 5
design 5.0 / 5
support 4.7 / 5

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

Review this Software

Pros & Cons from Real Users

Pros

  • LinkSentry’s real-time monitoring effectively catches malicious, NSFW, and broken links across our school network’s websites, preventing repeats of past issues with inappropriate content. The javascript snippet was easy to add, and the customizable policies allow precise alert tuning. The dashboards provide clear, actionable insights, ensuring our sites remain secure and trustworthy.
  • I have used broken-link checkers for close to a decade now. I switched to LinkSentry when I realized that it can detect not just broken links, but many more kinds of unwanted content, like links to adult websites, and links that redirect to other sites when visited. Moreover, the tool was able to find many more broken links than previous tools (I believe this is because of the JS library that it uses).
  • LinkSentry continuously monitors external links for security threats, giving us confidence that our site is protected. It’s reliable and does exactly what it promises.

Cons

  • The detailed email reports, while comprehensive, can be overwhelming. A concise summary option would better suit my team's workflow. Considering the Slack integration upgrade for faster alerts.
  • I wish that LinkSentry could do something about the broken links other than flag them to me. Maybe remove them (if possible) or warn my users not to click on them.
  • No major drawbacks so far. Would love to see even more integrations in the future.

Training

Documentation Supported
Webinars Not Supported
Live Online Supported
In Person Not Supported

Training

Documentation Supported
Webinars Not Supported
Live Online Supported
In Person Not Supported

Company Information

LinkSentry
Founded: 2025
United States
linksentry.io

Company Information

SentryKit
Founded: 2004
United States
sentrykit.com

Alternatives

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Cerber Security

Cerber Tech

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AMZAlert

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Categories

Website Security Supported

Categories

Amazon Seller Tools Features

A/B Testing Not Supported
Alerts / Notifications Supported
Analytics / Reporting Supported
Campaign Management Not Supported
Competitor Analysis Not Supported
Content Management / Optimization Not Supported
Conversion / ROI Tracking Not Supported
Customer Data Management Not Supported
Email Marketing Not Supported
Feedback Management Not Supported
Inventory Management Not Supported
Keyword Tracking / Research Not Supported
Order Management Not Supported
PPC Ads Management Not Supported
Price Optimization Not Supported
Rank Optimization Not Supported
Refund Management Not Supported
Review Management Not Supported
Sales Tracking / Analysis Not Supported
Shipping Management Not Supported
Trend Analysis Supported

Integrations

Amazon Not Supported
Amazon Seller Central Not Supported
Amazon Simple Queue Service (SQS) Not Supported
BQool Repricing Central Not Supported
Drupal Supported
Ghost Supported
Google Sheets Not Supported
Informed.co Not Supported
Joomla! Supported
Microsoft Teams Not Supported
RepricerExpress Not Supported
Slack Not Supported
WordPress Supported
Zapier Not Supported

Integrations

Amazon Supported
Amazon Seller Central Supported
Amazon Simple Queue Service (SQS) Supported
BQool Repricing Central Supported
Drupal Not Supported
Ghost Not Supported
Google Sheets Supported
Informed.co Supported
Joomla! Not Supported
Microsoft Teams Supported
RepricerExpress Supported
Slack Supported
WordPress Not Supported
Zapier Supported
Claim LinkSentry and update features and information
Claim LinkSentry and update features and information
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Claim SentryKit and update features and information