mod_qos

mod_qos is a quality of service (QoS) module for the Apache web server that implements configurable control mechanisms to prioritize and manage HTTP requests to preserve server resources under load.

It offers limits on concurrent requests per URL or IP, per-second request rate caps, VIP user rules, and request blocking, delay, throttling, and connection dropping to avoid overload and mitigate traffic spikes.

According to our data, mod_qos ranks 14th among the web server modules we track.
It has 0.4% of the web server module market share and is present on 0.006% of all websites.

Statistics based on 3.5M+ analyzed websites. About this data

💸 Pricing

mod_qos is available for free.

Free ✔️Open source

📊 Rankings and Market Share

🏆 Mod_qos Awards

⚡ Sites Using Mod_qos

We have data on 220 websites that use the mod_qos web server module. Here is a list of some of the top ranked ones.

The highest rated site using mod_qos is tabasco.gob.mx.

#WebsiteRankCountryLanguage
1 tabasco.gob.mx #29,031 Mexico Spanish
2 ncpedia.org #49,165 United States English
3 putevi-srbije.rs #59,030 Serbia Serbian
4 grenoble-inp.fr #59,729 France French
5 numisbids.com #62,214 United States English
6 gcc.gnu.org United States English
7 docking.org #71,004 United States English
8 coinarchives.com #73,400 United States English
9 repmart.jp #91,175 Japan Japanese
10 morekorea.net #99,057 Korea Japanese
11 xcast.com.br #99,694 Brazil English
12 embryology.ch #126,994 Switzerland English
13 kultus-bw.de #133,277 Germany German
14 sourceware.org #134,151 United States English
15 imagemagick.org #159,677 United States English
16 cygwin.com #199,776 United States English
17 verfassungsschutz-bw.de #229,855 Germany German
18 actualpacs.com #230,636 Spain Spanish
19 gipuzkoakultura.net #241,031 Spain Basque
20 landwirtschaft-bw.de #242,433 Germany German

📈 Usage Statistics

Most of the sites that use mod_qos:

Most of the sites using mod_qos are from Spain, the Czech Republic, and the United States.

  • Spain 16.7%
  • Czech Republic 13%
  • United States 12%
  • Germany 10.2%
  • Switzerland 9.7%
  • Italy 8.8%
  • Japan 2.8%
  • Netherlands 2.3%
  • Russia 2.3%
  • Other 22.2%

Most mod_qos users speak English, German, or Czech.

  • English 29.7%
  • German 16.3%
  • Czech 12.4%
  • Basque 9.6%
  • French 8.6%
  • Spanish 6.7%
  • Japanese 2.9%
  • Italian 1.9%
  • Russian 1.4%
  • Other 10.5%

The mod_qos web server module is especially popular on .com, .cz, and .org top-level domains.

  • .com 21.4%
  • .cz 10.9%
  • .org 9.1%
  • .eus 9.1%
  • .de 8.6%
  • .it 6.8%
  • .ch 6.8%
  • .net 4.1%
  • .es 2.7%
  • Other 20.5%

The primary market segments for websites utilizing mod_qos include business, software and hardware, and education and reference.

  • Business 15.7%
  • Software/Hardware 15.7%
  • Education/Reference 11.8%
  • Marketing/Merchandising 9.8%
  • Blogs/Wiki 5.9%
  • Technical Information 5.9%
  • Internet Services 3.9%
  • Entertainment 3.9%
  • Portal Sites 3.9%
  • Other 23.5%

🔢 Mod_qos Versions

The most common version of Mod_qos is 11.74, used by 34.1% of sites where versions were detected. In addition, 31.8% of sites use Mod_qos 11.70, and 12.3% use Mod_qos 11.66.

  • 11.74 34.1%
  • 11.70 31.8%
  • 11.66 12.3%
  • 11.76 4.1%
  • 11.64 3.6%
  • 10.8 2.7%
  • 11.5 2.7%
  • 10.10 2.3%
  • 11.68 1.4%
  • Other 5%

🕵️ Similar Technologies

These are some of the best mod_qos alternatives.

RankName
3
mod_fcgid
Wilmington, Delaware, United States

A FastCGI module for the Apache HTTP Server.

FreeOpen source
4
mod_aclr2
Lafayette, Colorado, United States

An Apache web server module that automates serving static content with NGINX as a reverse proxy.

FreeOpen source
9
mod_jk
Wilmington, Delaware, United States

A module designed to forward requests from Apache to the Tomcat web server to run Java-based web applications.

FreeOpen source
12
mod_fastcgi

A third-party module for the Apache web server that enables the FastCGI protocol for communicating with applications that generate dynamic content for web pages.
15
mod_apreq2
Wilmington, Delaware, United States

An Apache HTTP Server filter module that connects the libapreq2 request parsing library into the server.

FreeOpen source

🆚 Compare Alternatives

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💬 Frequently Asked Questions

Can I use mod_qos for free?

Yes, it is a free web server module.

Which country uses mod_qos the most?

The majority of mod_qos users are from Spain.

Who uses mod_qos?

According to our data, mod_qos is used on hundreds of sites, including such established ones as tabasco.gob.mx, ncpedia.org, and putevi-srbije.rs.

How does mod_qos compare to its competitors?

mod_qos is a moderately popular web server module, ranking ahead of 10 other web server modules we track.

What are the alternatives to mod_qos?

Alternatives and possible competitors to mod_qos may include mod_fcgid, mod_aclr2, and mod_jk.

👉 See Also

🗃️ About This Data