WEB.DE MailCheck

90,000 users Rated 3.35 from 403 ratings Last updated 19 Jul 2024

By 1&1 Mail & Media GmbH Live in the Chrome Web Store jaogepninmlbinccpbiakcgiolijlllo Last checked 27 Sep 2026, 03:25 UTC

The listing

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

The safe way to access your personal mail.Summary from the listing

Developer: 1&1 Mail & Media GmbH
Trader status: Declared a trader under EU law
Category: Productivity › Communication
First published: 11 Jan 2013
Last updated: 19 Jul 2024
Version: 8.0.6
Size: 2.15 MiB
Minimum Chrome: 88
Languages: 4 languages
Deutsch, English, español, français

Open in the Chrome Web Store ↗ Download the CRX from Google ↗

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

Checked	Users	Rating	Ratings
2026-09-27	90,000	3.35	403

Users, 7 days

–

needs a week of history

Users, 30 days

–

needs a month of history

Rank

#1,770

by users, of 264,254 extensions

In its category

#29

of 6,861 in Communication

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

Sites

*://localhost/*localhost
https://*.1und1.de/*1und1.de and its subdomains
https://*.gmx.net/*gmx.net and its subdomains
https://*.live.com/*live.com and its subdomains
https://*.mail.com/*mail.com and its subdomains
https://*.uilogin.de/*uilogin.de and its subdomains
https://*.web.de/*web.de and its subdomains
https://accounts.google.com/*accounts.google.com
https://mail.google.com/*mail.google.com
https://www.googleapis.com/*www.googleapis.com

Sites where it runs scripts

https://*.1and1.com/*1and1.com and its subdomains
https://*.1und1.de/*1und1.de and its subdomains
https://*.gmx.at/*gmx.at and its subdomains
https://*.gmx.ch/*gmx.ch and its subdomains
https://*.gmx.com/*gmx.com and its subdomains
https://*.gmx.de/*gmx.de and its subdomains
https://*.gmx.net/*gmx.net and its subdomains
https://*.mail.com/*mail.com and its subdomains
https://*.web.de/*web.de and its subdomains
https://1und1.de/login/oauth2/*1und1.de
https://dl.1und1.de/backend/post.htmldl.1und1.de
https://dl.gmx.com/backend/post.htmldl.gmx.com
https://dl.gmx.net/backend/post.htmldl.gmx.net
https://dl.mail.com/backend/post.htmldl.mail.com
https://dl.web.de/backend/post.htmldl.web.de
https://gmx.com/login/oauth2/*gmx.com
https://gmx.net/login/oauth2/*gmx.net
https://login.live.com/*login.live.com
https://mail.com/login/oauth2/*mail.com
https://suche.web.de/*suche.web.de
https://web.de/login/oauth2/*web.de
https://www.1und1.de/login/oauth2/*www.1und1.de
https://www.adsensecustomsearchads.com/afs/ads/*www.adsensecustomsearchads.com
https://www.adsensecustomsearchads.com/afs/ads?*www.adsensecustomsearchads.com
https://www.gmx.com/login/oauth2/*www.gmx.com
https://www.gmx.net/login/oauth2/*www.gmx.net
https://www.mail.com/login/oauth2/*www.mail.com
https://www.web.de/login/oauth2/*www.web.de

Browser features

activeTabThe tab you're on, only after you click the extension
alarmsRun tasks on a schedule
contextMenusAdd items to the right-click menu
identitySign you in with your Google account
notificationsShow notifications
offscreenOpen a hidden page for background work
scriptingRun scripts on sites it can reach
storageSave settings and data in your browser
tabsRead the addresses and titles of your tabs

More from this developer

Other extensions from the same publisher account

Extension	Users	Rating	Ratings	Category
mail.com MailCheck	40,000	4.02	450	Communication

All 2 extensions by 1&1 Mail & Media GmbH →

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, 03:25 UTC; next check around 4 Oct 2026.

We don't copy descriptions, screenshots or developers' contact details. How we collect the data

Cite this page

Extension Tracker. “WEB.DE MailCheck” (jaogepninmlbinccpbiakcgiolijlllo). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/jaogepninmlbinccpbiakcgiolijlllo. Accessed 2026-09-27.

BibTeX

@misc{extensiontracker_jaogepninmlbinccpbiakcgiolijlllo,
  title   = {WEB.DE MailCheck (jaogepninmlbinccpbiakcgiolijlllo)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/jaogepninmlbinccpbiakcgiolijlllo},
  urldate = {2026-09-27}
}

The data is free to reuse under CC BY 4.0.