ThreatCheck
Chrome extension by mthcht · Productivity · Tools
A Chrome extension in Productivity · Tools with 77 users, barely installed. Audience over the last 30 days: -3.
Specific sites only: 8 match patterns.
What the developer says, and 5 screenshots
Loading from the Chrome Web Store. Open the listing if it does not appear.
- Users
- 77
- Users, last 30 days
- -3
- Version
- 1.0.0
- Updated in the store
- 2026-05-06
- Published
- 2026-05-06
- Manifest
- V3
- Browser access
- 2 permissions, 8 site patterns
How it has moved
- 2026-10-0873
- 2026-10-0979
- 2026-10-1072
- 2026-10-1678
- 2026-10-1880
- 2026-10-1979
- 2026-10-2075
- 2026-10-2173
- 2026-10-2270
- 2026-10-2372
- 2026-10-2474
- 2026-10-2572
- 2026-10-2874
- 2026-10-3075
- 2026-11-0177
- 2026-09-0179
- 2026-09-0279
- 2026-09-0780
- 2026-09-0877
- 2026-09-1379
- 2026-09-1775
- 2026-09-2172
- 2026-09-2581
- 2026-09-2880
- 2026-10-0873
- 2026-10-0979
- 2026-10-1072
- 2026-10-1678
- 2026-10-1880
- 2026-10-1979
- 2026-10-2075
- 2026-10-2173
- 2026-10-2270
- 2026-10-2372
- 2026-10-2474
- 2026-10-2572
- 2026-10-2874
- 2026-10-3075
- 2026-11-0177
A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.
What it can reach
Specific sites only: 8 match patterns.
https://api.recordedfuture.com/*https://api.dnsdumpster.com/*https://app.validin.com/*
Show the remaining 5
https://api.spur.us/*https://urlscan.io/*https://www.virustotal.com/*https://api.abuseipdb.com/*https://leakcheck.io/*
-
Add items to the right-click menu
contextMenus -
Store data in your browser
storage
What changed recently
Nothing has moved on this listing since we started watching it.
The publisher
mthcht publishes 9 listings we track, 612 users between them.
-
Masquerade Spoofer 259 users
-
HAKR — Live Page Editor 66 users
-
Chromapicker - Color Picker & Mixer 59 users
Show 5 more from this publisher
-
ExtSentry Guard 46 users
-
TraceGlyph by mthcht 45 users
-
Quick Notes 33 users
-
TabZen — Advanced Tab Suspender 19 users
-
Nehboro 8 users
Like this one
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ThreatLens 9 users
-
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-
IOChaser 24 users
-
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-
IOC Toolkit 9 users
The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.
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Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-11-01. We publish no contact details for extension developers.