GMX.com MailCheck for USA, CA, UK, FR and ES extension

Security at a glance

Elevated riskSafety score 59/100109 findings

Automated estimate from our latest scan (malware, permissions, obfuscation) — not a security audit. Higher safety score is better.

See the full security report

Firefox listing ID: gmx-com-mailcheck

Permissions (55)

  • Manage other extensions
  • Access to all websites
  • View open tabs

Frequently asked questions

Is GMX.com MailCheck for USA, CA, UK, FR and ES safe to use?

Our latest automated scan rates the Firefox listing of GMX.com MailCheck for USA, CA, UK, FR and ES at 59/100 (elevated risk) — malware, permission and obfuscation checks combined. The full report lists every finding behind the number.

What permissions does GMX.com MailCheck for USA, CA, UK, FR and ES require?

GMX.com MailCheck for USA, CA, UK, FR and ES requests 55 permissions. The most significant: Manage other extensions, Access to all websites, View open tabs. See the full breakdown in the security report.

Who develops GMX.com MailCheck for USA, CA, UK, FR and ES?

GMX.com MailCheck for USA, CA, UK, FR and ES is published by 1&1 Mail & Media GmbH. Impersonators copy popular extension names, so always verify the developer line and listing id on the store page before installing.