Detailed SEO Extension
Developer Tools
Get SEO insights at the click of a button to any website you're currently on. Built by full-time SEO's for daily analysis.
Users
600K
Rating
4.9
Reviews
228
7D Growth
0|0%
Cooling signalNo paid features detectedMedium-risk permissions
Domain Age Checker | Site Age Checker
Free WHOIS extension to instantly check domain age and details—perfect for digital marketers, SEO specialists, and web analysts.
Users35Current public install base
Rating5.0Store average score
Reviews1Public review volume
Manifest versionV3Extension platform version
7-day growth-1Net users gained this week
7-day growth rate-2.78%Relative weekly velocity
Preview
1 assetsDomain Age Checker | Site Age Checker Media preview
Trend
User growth trend
Review user movement across collected snapshots.
User Growth Over Time
Rating trend
7-day rating trend
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7-day rating change
Start
5.00
Latest
5.00
7-day rating change
0.00
2026年7月15日2026年7月21日
Growth overview
Daily, weekly, and monthly growth
Compare 1-day, 7-day, and 30-day net growth and growth rate.
1-day growthDeclining
-1-2.78%7-day growthDeclining
-1-2.78%30-day growthGrowing
+2+6.06%Technical snapshot
Version, languages, and crawl freshness
Review publication date, version, supported languages, and crawl timestamps.
Version1.0
ManifestV3
Size132KiB
Languages1English
Published
Store updated
Last crawled
English
Overview
Product summary
Review the store description, core capabilities, and common use cases.
Domain Age Checker, a WHOIS tool, is designed to instantly reveal the age and other related information of any website or domain with just one click.
What is Domain Age? The age of a domain shows the time passed since it was first registered until the present, providing insights that are crucial for SEO, competitor analysis, and general research.
Features:
🆓 Free Chrome Extension: Easy to install and always free to use.
No Copy-Pasting: Automatically detects the domain of your active tab.
Universal Compatibility: Works with HTTP, HTTPS, WWW, and subdomains.
Reviews
Recent review snapshot
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Store average score5.0Chrome Web Store aggregate rating, including ratings without synced review text
Synced text average5.0Average computed only from synced review bodies below
Reviews with text1Synced review bodies
Total ratings / reviews1Chrome Web Store public rating/review count
Store average score: 5.0. The bars below are calculated from synced review text only, so they may be empty for extensions that have public ratings but no synced comments yet.
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Very good extension ,it working fine and fast