All about WHOIS++ Files

The WHOIS++ file type is primarily associated with WhoIs++.

WHOIS++File Extension WHOIS++
File extension: WHOIS++
File type:  Document

What is a WHOIS++ file?

WHOIS++ files mostly belong to WhoIs++. IKNOWDOC is the reference record format for MCNC/CNIDR's Whois++ implementation. It is basically a colon-based document type: first there is a one-word field, a colon, then the information for that field.

How to open a WHOIS++ file

You need a suitable software like WhoIs++ to open a WHOIS++ file. You need a suitable software like WhoIs++ to open a WHOIS++ file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your WHOIS++ file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a WHOIS++ file directly in the browser:. Just drag the file onto this browser window and drop it.

Online WHOIS++ Text Viewer

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Can't Open Your .WHOIS++ File? Try These Steps

Because .WHOIS++ files originate from various programs, they aren't universally openable.

  1. Identify the Source: These files often come from network admins querying directory services or exporting knowledge bases, pointing to WhoIs++ or application/x-iknow document systems.
  2. Check the Header: Inspect the first bytes in a text editor or hex viewer:
    • Readable text or XML suggests a structured directory record.
    • "PK" indicates a zipped archive.
    • Unreadable binary means it requires specialized software.
  3. Use the Original Software: You usually need the original program to open it properly. Try WhoIs++ client tools or iKnow viewers; if unsure, ask the sender.
  4. Use this Webpage: Drag and drop your file here to detect its format, extract readable text or metadata, and preview the contents.

Technical Data for WHOIS++ File Extension

Related files:
Related links:
Mime type:
application/x-iknow

a whois++ Document is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with WHOIS++ files

  • Associate the WHOIS++ file extension with the correct application.
  • Update your software that should actually open documents. Because only the current version supports the latest WHOIS++ file format. Search, therefore, e.g. on the manufacturer website after an available WhoIs++ update.
  • To make sure that your WHOIS++ file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .WHOIS++ file online - secure, fast, and no downloads needed.
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