Extension Tracker

Domain Age Checker by Semantic Pen

2,000 users Rated 4.78 from 27 ratings Last updated 24 Apr 2025

By David Malla Live in the Chrome Web Store gmfpkimhlpfknllbhfbcjbghmkhhgdbc Last checked 27 Sep 2026, 01:57 UTC

The listing

What the Chrome Web Store shows, as of the last check

Check domain age and registration details for any websiteSummary from the listing
Developer
David Malla
Category
Productivity › Developer Tools
First published
4 Oct 2024
Last updated
24 Apr 2025
Version
2.3
Size
21.3 KiB
Minimum Chrome
88
Languages
1 language

English

Website
semanticpen.com
Support page
https://www.semanticpen.com/contact
Open in the Chrome Web Store ↗ View the code or download the CRX in CRX Viewer ↗
Users over time As shown on the Chrome Web Store

Tracking began on 27 Sep 2026. The chart appears after the second check.

Show the numbers
CheckedUsersRatingRatings
2026-09-272,0004.7827
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#14,553
by users, of 264,703 extensions
In its category
#1,275
of 27,615 in Developer Tools

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

What it can access

From the extension's manifest, in plain language

Every websiteIt can read and change your data on all the sites you visit.
Sites where it runs scripts
  • <all_urls>Every website
Browser features
  • activeTabThe tab you're on, only after you click the extension
  • storageSave settings and data in your browser

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
Domain Authority Checker10,000 4.44287 Tools
Domain Authority Checker - Google SERP1,000 3.8480 Tools
Domain Age Checker Google SERP - Semantic Pen874 4.3394 Workflow & Planning
Domain Authority, Traffic, Keywords & Technical Analysis- Semantic Pen343 5.007 Tools
Open Multiple URLs114 5.003 Workflow & Planning
Keyword Auto Complete Magic99 5.001 Tools
Comment Whisper - AI Comment Generator for Twitter (X) & LinkedIn81 4.605 Tools
Tweet Whisper - AI Tweet Generator Twitter / X12 –– Workflow & Planning
YouTube Transcript: AI Summary & Chat5 5.001 Workflow & Planning
All 10 extensions by David Malla →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 27 Sep 2026, 01:57 UTC; next check around 29 Sep 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Domain Age Checker by Semantic Pen” (gmfpkimhlpfknllbhfbcjbghmkhhgdbc). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/gmfpkimhlpfknllbhfbcjbghmkhhgdbc. Accessed 2026-09-28.
BibTeX
@misc{extensiontracker_gmfpkimhlpfknllbhfbcjbghmkhhgdbc,
  title   = {Domain Age Checker by Semantic Pen (gmfpkimhlpfknllbhfbcjbghmkhhgdbc)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/gmfpkimhlpfknllbhfbcjbghmkhhgdbc},
  urldate = {2026-09-28}
}

The data is free to reuse under CC BY 4.0.

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