---
title: "Web Vitals – Chrome extension stats, history and permissions"
description: "4,000 users, rated 5.00 by 12 people. Version 3.0.0, updated 2026-09-06. Requests 7 permissions."
url: "https://extensiontracker.com/extension/illmkcoedmdanbkoihjpipllkaoakccm"
---

# Web Vitals

Live in the Chrome Web Store.

- Users: 4,000
- Rating: 5.00 from 12 ratings
- Last checked: 2026-11-09 22:07 UTC
- Users gained in 7 days: No change
- Users gained in 30 days: No change (+0.0%)
- Rank by users: #11,109 of 292,125 live extensions
- Rank in Developer Tools: #984 of 30,444

## The listing

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

Summary from the listing:

> Complete website analysis in one popup: Core Web Vitals, SEO & indexability, accessibility, DNS, server info and tech stack.

- Extension ID: `illmkcoedmdanbkoihjpipllkaoakccm`
- Developer: [Jose Manuel Fernández](https://extensiontracker.com/developer/uf23ed368fdc1cefb2140925cafb59433)
- Enhanced Safe Browsing: Trusted ([what this means](https://extensiontracker.com/enhanced-safe-browsing))
- Category: [Productivity › Developer Tools](https://extensiontracker.com/category/productivity/developer)
- First published: 2025-03-19
- Last updated: 2026-09-06
- Version: `3.0.0`
- Size: 2.85 MiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `vantag.dev`
- Support page: `https://github.com/vantagdev/web-vitals-extension/issues`
- Chrome Web Store: <https://chromewebstore.google.com/detail/web-vitals/illmkcoedmdanbkoihjpipllkaoakccm>
- View its code or download CRX: <https://crxpeek.com/extension/illmkcoedmdanbkoihjpipllkaoakccm>
- Search Google for the ID: <https://www.google.com/search?q=%22illmkcoedmdanbkoihjpipllkaoakccm%22&tbs=li:1>

## Users over time

One row per check, newest first, as shown on the Chrome Web Store.

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-11-09 | 4,000 | 5.00 | 12 |
| 2026-11-02 | 4,000 | 5.00 | 12 |
| 2026-10-26 | 5,000 | 5.00 | 12 |
| 2026-10-19 | 5,000 | 5.00 | 12 |
| 2026-10-12 | 4,000 | 5.00 | 13 |
| 2026-10-06 | 4,000 | 5.00 | 13 |
| 2026-09-29 | 4,000 | 5.00 | 13 |
| 2026-09-27 | 4,000 | 5.00 | 13 |

## What changed

Every change found on a check, newest first.

No changes found since tracking began on 2026-09-27.

## Developer history

Moves to another publisher account and new contact emails, newest first.

No move to another account and no new contact email since tracking began on 2026-09-27.

We know contact emails only by a keyed hash, so they're never shown. Recent changes: [Account and contact changes](https://extensiontracker.com/owners/).

## What it can access

From the extension's manifest, in plain language.

**Every website:** it can read and change your data on all the sites you visit.

### Sites

- `*://*/*`: Every website

### Sites where it runs scripts

- `*://*/*`: Every website

### Browser features

- `activeTab`: The tab you're on, only after you click the extension
- `scripting`: Run scripts on sites it can reach
- `sidePanel`: Show a side panel
- `storage`: Save settings and data in your browser
- `tabs`: Read the addresses and titles of your tabs
- `webRequest`: Watch network requests on the sites it can reach

## 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 2026-11-09 22:07 UTC; next check around 2026-11-17.

How the data is collected: <https://extensiontracker.com/methodology>.

## Cite this page

Extension Tracker. “Web Vitals” (illmkcoedmdanbkoihjpipllkaoakccm). Chrome Web Store data, last checked 2026-11-09. https://extensiontracker.com/extension/illmkcoedmdanbkoihjpipllkaoakccm. Accessed 2026-11-13.

```bibtex
@misc{extensiontracker_illmkcoedmdanbkoihjpipllkaoakccm,
  title   = {Web Vitals (illmkcoedmdanbkoihjpipllkaoakccm)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-09},
  url     = {https://extensiontracker.com/extension/illmkcoedmdanbkoihjpipllkaoakccm},
  urldate = {2026-11-13}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/illmkcoedmdanbkoihjpipllkaoakccm>. It isn't affiliated with Google. The data is free to reuse under CC BY 4.0 (<https://creativecommons.org/licenses/by/4.0/>), crediting Extension Tracker. Every page except search comes as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.