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WHOIS Checker & Lookup Tool: Domain Name, Owner & Registration Check

Chrome extension by HostingChecker.net · Productivity · Developer

A Chrome extension in Productivity · Developer with 699 users, barely installed.

No site access is declared in the manifest, so it cannot read the pages you open on its own.

What the developer says, and 2 screenshots

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
699
Rating
not rated yet
Users, last 16 days
+72
Version
3.0
Updated in the store
2024-11-25
Published
2024-03-06
Manifest
V3
Browser access
1 permission

How it has moved

Users
+72 since 01.09
627-699 · 9 readings
  1. 2026-09-01627
  2. 2026-09-03629
  3. 2026-09-04642
  4. 2026-09-06642
  5. 2026-09-08648
  6. 2026-09-09672
  7. 2026-09-13692
  8. 2026-09-15699
  9. 2026-09-16699
Users
+72 since 01.09
627-699 · 9 readings
  1. 2026-09-01627
  2. 2026-09-03629
  3. 2026-09-04642
  4. 2026-09-06642
  5. 2026-09-08648
  6. 2026-09-09672
  7. 2026-09-13692
  8. 2026-09-15699
  9. 2026-09-16699

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

No site access is declared in the manifest, so it cannot read the pages you open on its own.

  • Act on the current tab, but only after you click it activeTab

The full permission history for this extension

What changed recently

Nothing has moved on this listing since we started watching it.

The publisher

HostingChecker.net publishes 4 listings we track, 4k users between them. Listed website: osnerd.com.

  1. Domain Age Checker - Site Age Checker, Check Age of Website Online HostingChecker.net · Productivity · Developer · published 2024-03-12 2k users ★ 3.3
  2. Hosting Checker: Who is Hosting This? HostingChecker.net · Productivity · Developer · published 2020-07-11 885 users ★ 4.7
  3. DNS Lookup: Check DNS Records Instantly HostingChecker.net · Productivity · Developer · published 2026-04-17 32 users

Like this one

Listings the catalog judges closest in what they say they do.

  1. Domain Inspector Plus Describes nearly the same job, smaller audience 9 users
  2. Opportunites Digitales Describes nearly the same job, smaller audience 12 users ★ 5.0
  3. Instant WHOIS Checker Describes nearly the same job, smaller audience 19 users
  4. WHOIS Lookup Pro Describes nearly the same job, smaller audience 2 users
  5. Domain Info Describes nearly the same job, smaller audience 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.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

See what the panel does

Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.