The following are several commonly used foreign trademark registration query websites:

1. International trademark database (WIPOMadridMonitor): a database maintained by the World Intellectual Property Organization (WIPO), providing global coverage Trademark registration information inquiry service within. You can visit and conduct trademark searches on its official website.

2. European Union Trademark Database (EUIPO Trademark Search): A trademark database maintained by the European Union Intellectual Property Office (EUIPO), which provides trademark registration information query services within Europe. You can visit and conduct trademark searches on its official website.

3. USPTO Trademark Search: The trademark database maintained by the US Patent and Trademark Office (USPTO) provides trademark registration information query services within the United States. You can visit and conduct trademark searches on its official website.

4. Japanese Trademark Database (J-PlatPat): A trademark database maintained by the Japan Patent Office, which provides trademark registration information query services within Japan. You can visit and conduct trademark searches on its official website.

Please note that trademark registration information query websites in different countries and regions may have different interfaces and query methods. Before making an inquiry, it is recommended that you first understand the trademark registration authority of the target country or region and refer to the guidance and instructions on its official website.

I hope the above information will be helpful to your inquiry about foreign trademark registration. If you have any further questions, please feel free to ask.

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