50 KB XML sample file

An XML file of exactly 51,200 bytes. It is a valid Extensible Markup Language file, generated for this site and checked with an independent parser.

sample-xml-50kb.xml

50 KB51,200 bytes

Download 50 KB XML

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Type: application/xml
SHA-256: 364be6f00318caab4d962c282e5fd96428bf279a1d5cecac2f811fbc5c207063
Direct URL: https://sampletestfiles.com/downloads/xml/sample-xml-50kb.xml

What is in this file

A <customers> root element holding 160 fictional records that mix child elements, attributes and an empty element. An XML comment before the closing tag brings the file to the exact size.

Elements	160 <customer> records
Root element	<customers>
Declaration	XML 1.0, UTF-8
Encoding	UTF-8 (ASCII characters only)
Line endings	LF

How the file begins

The opening lines of sample-xml-50kb.xml, exactly as they appear in the file.

<?xml version="1.0" encoding="UTF-8"?>
<customers generator="SampleTestFiles" description="Sample XML file (50 KB) for testing">
  <customer id="1" active="true">
    <name><first>Ethan</first><last>Zeller</last></name>
    <email>ethan.zeller1@example.com</email>
    <address city="Pune" country="IN"/>
    <signup>2021-07-10</signup>
    <balance currency="USD">2769.84</balance>
    <note>Billing contact changed recently</note>
  </customer>
  <customer id="2" active="true">
    <name><first>Elena</first><last>Underhill</last></name>
    <email>elena.underhill2@example.net</email>
    <address city="Porto Alegre" country="BR"/>

Preview

Shows the file contents.

Where 50 KB matters

A 51,200-byte file, half of the default body limit in several web frameworks. These are the default limits a file of this size is useful for testing:

System	Limit	Note
Express body parsers	100 KB by default	50 KB is accepted; 500 KB is rejected with 413 unless the limit is raised.
Base64 encoding	Adds 33 percent	50 KB becomes about 67 KB when embedded in JSON.

All 50 KB sample files

Use this file for

Testing document previews
Checking protection against entity attacks
Testing feed readers and SOAP clients

Testing notes for XML

Nested entity definitions can expand exponentially ("billion laughs"). The samples here declare no entities.
Namespaces change element identity: <name> in two namespaces is two different elements.

XML format reference

Technical details

File name	sample-xml-50kb.xml
Format	XML (Extensible Markup Language)
Extension	.xml
MIME type	application/xml
Size	51,200 bytes (50 KB)
Kind	Text
Signature	3C 3F 78 6D 6C
SHA-256	364be6f00318caab4d962c282e5fd96428bf279a1d5cecac2f811fbc5c207063
Created	2026-10-10
Validation	Exact size, signature bytes and structure checked when the file was generated
Preview	Available on this page
Source	Generated for this site; not copied from elsewhere
Licence	Free to use, modify and redistribute (terms)
Category	Data

Validated for expected format and integrity. As with any download, scan the file with your own security tools before opening it. How files are made and checked

Download from the command line and verify

Fetch the file with curl, then compare its checksum with the SHA-256 value above.

curl -o sample-xml-50kb.xml 'https://sampletestfiles.com/downloads/xml/sample-xml-50kb.xml'
sha256sum sample-xml-50kb.xml     # Linux
shasum -a 256 sample-xml-50kb.xml # macOS

On Windows, run Get-FileHash sample-xml-50kb.xml -Algorithm SHA256 in PowerShell. A matching value proves that the download is complete and unaltered.

Related files

Questions about this file

Is this file exactly 50 KB?: Yes. It is 51,200 bytes, which is 50 KB in the binary units that operating systems and server limits use (1 KB = 1,024 bytes).
What is inside the 50 KB XML file?: A <customers> root element holding 160 fictional records that mix child elements, attributes and an empty element. An XML comment before the closing tag brings the file to the exact size.
Do the XML samples use a DTD or entities?: No. They have an XML declaration and no DOCTYPE, so they are safe for parsers with DTD processing disabled.

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