Instant WHOIS Checker

Name: Instant WHOIS Checker
Author: sourdoughai

Instantly check WHOIS data for any website. Get domain owner info, registration dates, and more.

As of May 2026, Instant WHOIS Checker has 21 users in the Productivity category.

sourdoughai Productivity

Chrome Web Store ↗.crx

Users+50.0%

Rating0%

—

— reviews

Reviews0%

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Version

1.0

Manifest V3

History

2 snapshots

Tracking since Apr 24, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 24, 2026	14	—	—	1.0
May 19, 2026	19	—	—	1.0
Now	21	—	—	1.0

Permissions & access

Permissions: storageactiveTab
Host access: https://*/*, http://*/*

Screenshots

About

Instant WHOIS Checker - View WHOIS Info for any website in Seconds!

Need to check a domain's expiration date, registrar, or status?
Instant WHOIS Checker gives you fast, one-click WHOIS data for any website you visit.

🔹 Key Features:
- Instant WHOIS Lookup – Get registrar details, domain creation date, and more in one click.
-  Full Domain Insights (Premium Upgrade) – Unlock expiration date, nameservers and more.
-  No Signup required, pay to view more info – Just install & start checking domains instantly!

How It Works:
1️⃣ Visit any website
2️⃣ Click the extension icon
3️⃣ Instantly view WHOIS data for that domain

Upgrade to unlock premium insights like registrant country, nameservers, and full WHOIS lookup links!

Perfect for: Domain investors, cybersecurity analysts, IT professionals, and anyone curious about who owns a website.

Get Instant WHOIS Checker Now – Your One-Click WHOIS Lookup Tool!