---
title: "9M2PJU IPv4 Calculator – Chrome extension stats, history and permissions"
description: "4 users, no ratings yet. Version 1.4, updated 2024-10-21. Requests 0 permissions."
url: "https://extensiontracker.com/extension/ijljnlkjnobaneiemneankjnlbecblaf"
---

# 9M2PJU IPv4 Calculator

Live in the Chrome Web Store.

- Users: 4
- Rating: no ratings yet
- Last checked: 2026-09-27 03:08 UTC
- Users gained in 7 days: – (needs a week of history)
- Users gained in 30 days: – (needs a month of history)
- Rank by users: #212,483 of 264,703 live extensions
- Rank in Tools: #81,382 of 103,498

## The listing

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

Summary from the listing:

> A tool to calculate IPv4 address and display octets and available hosts based on subnet mask.

- Extension ID: `ijljnlkjnobaneiemneankjnlbecblaf`
- Developer: [9M2PJU](https://extensiontracker.com/developer/udc39f12a3fb669633aa0b894ecd1a419)
- Trader status: Not declared a trader under EU law
- Category: [Productivity › Tools](https://extensiontracker.com/category/productivity/tools)
- First published: 2024-10-21
- Last updated: 2024-10-21
- Version: `1.4`
- Size: 15.17 KiB
- Minimum Chrome: 88
- Languages (1): English
- Website: `https://hamradio.my/`
- Support page: `https://hamradio.my`
- Chrome Web Store: <https://chromewebstore.google.com/detail/9m2pju-ipv4-calculator/ijljnlkjnobaneiemneankjnlbecblaf>
- View the code or download the CRX, in CRX Viewer: <https://robwu.nl/crxviewer/?crx=https%3A%2F%2Fchromewebstore.google.com%2Fdetail%2Fijljnlkjnobaneiemneankjnlbecblaf>

## Users over time

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

| Checked | Users | Rating | Ratings |
| --- | ---: | ---: | ---: |
| 2026-09-27 | 4 | – | – |

## What changed

Every change found on a check, newest first.

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

## What it can access

From the extension's manifest, in plain language.

It asks for no permissions.

## More from this developer

Other extensions from the same publisher account.

| Extension | Users | Rating | Ratings | Category |
| --- | ---: | ---: | ---: | --- |
| [9M2PJU RSA Key Generator](https://extensiontracker.com/extension/ackoegabgdkgooogibcbbfjncfbjlheg) | 46 | – | – | Tools |
| [9M2PJU Easy Recipe Finder](https://extensiontracker.com/extension/bhbbdfnfhbclpbnejnbphjacfbmdhfgg) | 28 | – | – | Household |
| [9M2PJU Text To Morse Code Converter](https://extensiontracker.com/extension/lnhebbefphjolddankpehdeaibiimaei) | 28 | – | – | Tools |
| [9M2PJU APRS Pass Code Generator](https://extensiontracker.com/extension/gidcnciejkdcjkhcejggjhogecagcffk) | 26 | 5.00 | 1 | Tools |
| [9M2PJU Grid Locator Finder](https://extensiontracker.com/extension/opocamnikdeoebpcbogdknbghccmjkph) | 23 | – | – | Tools |
| [9M2PJU Classic Cipher Tool](https://extensiontracker.com/extension/pmbbopgijiifidlifmdndfccfkoiaeki) | 22 | – | – | Tools |
| [9M2PJU Ohm's Law Calculator](https://extensiontracker.com/extension/gjmpmmhkgfmfffpecbikccmfleenaico) | 17 | – | – | Tools |
| [9M2PJU Dipole Antenna Calculator](https://extensiontracker.com/extension/iklplamejpfkgieblpaclaabiejnbafe) | 16 | – | – | Tools |
| [9M2PJU SWR Calculator](https://extensiontracker.com/extension/khjenibbecohckjgdaiiahjnfaiofbnh) | 15 | – | – | Tools |
| [9M2PJU Watt to dBm Converter](https://extensiontracker.com/extension/oiknjnppkcdioljeockiedejopooilgh) | 15 | – | – | Tools |

All 20 extensions by [9M2PJU](https://extensiontracker.com/developer/udc39f12a3fb669633aa0b894ecd1a419).

## About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 2026-09-27 03:08 UTC; next check around 2026-10-23.

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

## Cite this page

Extension Tracker. “9M2PJU IPv4 Calculator” (ijljnlkjnobaneiemneankjnlbecblaf). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/ijljnlkjnobaneiemneankjnlbecblaf. Accessed 2026-09-28.

```bibtex
@misc{extensiontracker_ijljnlkjnobaneiemneankjnlbecblaf,
  title   = {9M2PJU IPv4 Calculator (ijljnlkjnobaneiemneankjnlbecblaf)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/ijljnlkjnobaneiemneankjnlbecblaf},
  urldate = {2026-09-28}
}
```

---

From Extension Tracker, a public record of the Chrome Web Store: <https://extensiontracker.com/extension/ijljnlkjnobaneiemneankjnlbecblaf>. 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. Extension, developer and list pages come as Markdown too: add `format=md` to the address, as in `https://extensiontracker.com/extension/{id}?format=md`.