Is MailKing: Email Campaigns in Gmail by cloudHQ safe?

Clean risk

MailKing sends Gmail account and message-thread context to cloudHQ campaign endpoints.

When MailKing runs in Gmail, it reads the signed-in Gmail address and the current Gmail page context. It sends that account data, Gmail URL, timezone, language, and message thread IDs to cloudHQ endpoints to look up campaign information and manage campaign actions.

cloudHQv1.0.2.4Chrome Web Store
0Risk
Who publishes it

cloudHQ LLC - 10 other listings from the same operator, none carrying a finding

What this publisher told the store about itself, and the other listings that told it the same thing.

Publisher
cloudHQ
Declared legal entity
cloudHQ LLC
Registered address
2247 29th Ave, San Francisco, CA 94116-1738, US
Registered contact
Senad Dizdar

AI-generated. Findings may contain errors. Those marked Verified have been manually reviewed.

Publishers can request a review.

What it can do

Permissions this extension asks for, as declared in version 1.0.2.4. Asking for a permission is not a finding on its own - it is what the extension can do if it chooses to.

  • Read and change your data on mail.google.com

    https://mail.google.com/

  • Read and change your data on support.cloudhq.net

    https://support.cloudhq.net/

  • Read and change your data on www.cloudhq.net

    https://www.cloudhq.net/

  • Run its own code inside the pages you visit

    scripting

  • Store data in your browser

    storage

  • Keep running in the background while your browser is open

    background

Where it sends data

Destinations our analysis observed MailKing contacting. Sending data somewhere is not a finding on its own - an extension that syncs your settings has to talk to its own server - but it is where your data can go, and who else it goes to.

  • www.cloudhq.netwidely used

    MailKing sends data to www.cloudhq.net. A widely used service: 38 other extensions we have analysed send data here.

Updated 30 September 2026igmjjjikokpgjnckgfcallenihoeabnk