perturb.org

Website review perturb.org

Perturb.org

 Generated on March 25 2026 21:32 PM

Old data? UPDATE !

The score is 56/100

SEO Content

Title

Perturb.org

Length : 11

Perfect, your title contains between 10 and 70 characters.

Description

Interesting technology related stuff from around the Internet

Length : 61

Ideally, your meta description should contain between 70 and 160 characters (spaces included). Use this free tool to calculate text length.

Keywords

tech, technology, linux, php, code, programming, snippets, functions

Good, your page contains meta keywords.

Og Meta Properties

Good, your page take advantage of Og Properties.

Property Content
title Perturb.org
image https://www.perturb.org/images/kitten.jpg
url https://www.perturb.org/
type website

Headings

H1 H2 H3 H4 H5 H6
0 0 15 0 0 0
  • [H3] YAML is growing on meMarch 25th 2026
  • [H3] C: Fill an array of unsigned integers with random data using getentropy()January 11th 2026
  • [H3] Books of 2026January 1st 2026
  • [H3] How far does Gandalf fall when fighting the Balrog in Khazad Dum?December 24th 2025
  • [H3] Perl: biski64 and sfc64 PRNGDecember 23rd 2025
  • [H3] PRNG: PCG64 in PerlDecember 12th 2025
  • [H3] PHP: Serve large audio/video files outside of the webrootDecember 2nd 2025
  • [H3] PHP: Get the mime type for a fileDecember 1st 2025
  • [H3] Perl: Get terminal widthNovember 19th 2025
  • [H3] NIST Password Recommedations for 2025November 4th 2025
  • [H3] Two more PRNGs implemented in PerlOctober 29th 2025
  • [H3] I was mentioned in the Perl v5.42 release notesOctober 9th 2025
  • [H3] Linux: View all the lines in a file after a starting delimiterOctober 7th 2025
  • [H3] Perl: Fetch data from a URLOctober 3rd 2025
  • [H3] PHP: Return a random element from an arraySeptember 8th 2025

Images

We found 6 images on this web page.

Good, most or all of your images have alt attributes.

Text/HTML Ratio

Ratio : 41%

Ideal! This page's ratio of text to HTML code is between 25 and 70 percent.

Flash

Perfect, no Flash content has been detected on this page.

Iframe

Great, there are no Iframes detected on this page.

URL Rewrite

Bad. Your links have query string.

Underscores in the URLs

We have detected underscores in your URLs. You should rather use hyphens to optimize your SEO.

In-page links

We found a total of 82 links including 2 link(s) to files

Anchor Type Juice
PECL module External Passing Juice
Symfony External Passing Juice
Spyc External Passing Juice
YAML::XS External Passing Juice
YAML::PP External Passing Juice
many External Passing Juice
great breakdown External Passing Juice
JSON Internal Passing Juice
Perl Internal Passing Juice
PHP Internal Passing Juice
YAML Internal Passing Juice
Leave A Reply Internal Passing Juice
C Internal Passing Juice
getentropy Internal Passing Juice
PRNG Internal Passing Juice
Leave A Reply Internal Passing Juice
2025 Internal Passing Juice
White Fang Internal Passing Juice
Hollow Man Internal Passing Juice
The Three-body Problem Internal Passing Juice
Star Wars: Revelation Internal Passing Juice
Pale Blue Dot Internal Passing Juice
Dungeon Crawler Carl Internal Passing Juice
Project Hail Mary Internal Passing Juice
The Dark Forest Internal Passing Juice
The Hike Internal Passing Juice
Fletch Internal Passing Juice
Zen And The Art Of Motorcycle Maintenance Internal Passing Juice
Aliens: The Female War Internal Passing Juice
The Crystal Cave Internal Passing Juice
Nexus Internal Passing Juice
2026 Internal Passing Juice
Books Internal Passing Juice
reading Internal Passing Juice
Leave A Reply Internal Passing Juice
Balrog Internal Passing Juice
Gandalf Internal Passing Juice
LOTR Internal Passing Juice
Physics Internal Passing Juice
Leave A Reply Internal Passing Juice
Biski64 External Passing Juice
biski64.pl Internal Passing Juice
sfc64.pl Internal Passing Juice
biski64 Internal Passing Juice
sfc64 Internal Passing Juice
Leave A Reply Internal Passing Juice
PCG64 implementation External Passing Juice
really fast Internal Passing Juice
PCG64 Internal Passing Juice
Leave A Reply Internal Passing Juice
X-sendfile External Passing Juice
Get mime type for file Internal Passing Juice
audio Internal Passing Juice
large Internal Passing Juice
video Internal Passing Juice
Leave A Reply Internal Passing Juice
MIME Internal Passing Juice
Leave A Reply Internal Passing Juice
terminal Internal Passing Juice
width Internal Passing Juice
Leave A Reply Internal Passing Juice
Password Requirements External Passing Juice
summary External Passing Juice
NIST Internal Passing Juice
password Internal Passing Juice
Leave A Reply Internal Passing Juice
ongoing quest Internal Passing Juice
Marsaglia multiply-with-carry Internal Passing Juice
squares64 Internal Passing Juice
Leave A Reply Internal Passing Juice
release notes External Passing Juice
Leave A Reply Internal Passing Juice
file Internal Passing Juice
Linux Internal Passing Juice
Leave A Reply Internal Passing Juice
fetch Internal Passing Juice
HTTP Internal Passing Juice
URL Internal Passing Juice
Leave A Reply Internal Passing Juice
Array Internal Passing Juice
random Internal Passing Juice
Leave A Reply Internal Passing Juice

SEO Keywords

Keywords Cloud

random pages php ret perl tags leave file yaml reply

Keywords Consistency

Keyword Content Title Keywords Description Headings
perl 24
reply 16
tags 15
leave 15
php 14

Usability

Url

Domain : perturb.org

Length : 11

Favicon

Great, your website has a favicon.

Printability

We could not find a Print-Friendly CSS.

Language

You have not specified the language. Use this free meta tags generator to declare the intended language of your website.

Dublin Core

This page does not take advantage of Dublin Core.

Document

Doctype

HTML 5

Encoding

Perfect. Your declared charset is UTF-8.

W3C Validity

Errors : 0

Warnings : 0

Email Privacy

Great no email address has been found in plain text!

Deprecated HTML

Great! We haven't found deprecated HTML tags in your HTML.

Speed Tips

Excellent, your website doesn't use nested tables.
Perfect. No inline css has been found in HTML tags!
Great, your website has few CSS files.
Perfect, your website has few JavaScript files.
Perfect, your website takes advantage of gzip.

Mobile

Mobile Optimization

Apple Icon
Meta Viewport Tag
Flash content

Optimization

XML Sitemap

Missing

Your website does not have an XML sitemap - this can be problematic.

A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.

Robots.txt

https://perturb.org/robots.txt

Great, your website has a robots.txt file.

Analytics

Missing

We didn't detect an analytics tool installed on this website.

Web analytics let you measure visitor activity on your website. You should have at least one analytics tool installed, but It can also be good to install a second in order to cross-check the data.

PageSpeed Insights


Device
Categories

Free SEO Testing Tool

Free SEO Testing Tool is a free SEO tool which provides you content analysis of the website.