URL Scan Results for the page [Rspamd spam filtering system](https://rspamd.com/)

Document

Links

The outgoing links identified from the page.

JavaScript Variables

Global JavaScript variables are variables that are defined outside of any function or block scope in JavaScript.

Technology

The technologies identified are present on the scanned URL.

Name	Description	Detected patterns
Analytics
Google Analytics https://google.com/analytics	Google Analytics is a free web analytics service that tracks and reports website traffic.	Type: scriptSrc Regex: google-analytics\.com\/(?:ga|urchin|analytics)\.js
Security
HSTS https://www.rfc-editor.org/rfc/rfc6797#section-6.1	HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.	Type: headers Name: strict-transport-security Regex: (?:)
Font scripts
Font Awesome https://fontawesome.com/	Font Awesome is a font and icon toolkit based on CSS and Less.	Type: scriptSrc Regex: (?:F|f)o(?:n|r)t-?(?:A|a)wesome(?:.{0,250}?([0-9a-fA-F]{7,40}|[\d]{1,250}(?:.[\d]{1,250}(?:.[\d]{1,250})?)?)|)
Web servers
Nginx https://nginx.org/en	Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.	Type: headers Name: server Regex: nginx(?:\/([\d.]{1,250}))?
JavaScript graphics
MathJax https://www.mathjax.org	MathJax is a cross-browser JavaScript library that displays mathematical notation in web browsers, using MathML, LaTeX and ASCIIMathML markup.	Type: scriptSrc Regex: ([\d.]{1,250})?\/mathjax\.js
Programming languages
Ruby https://ruby-lang.org	Ruby is an open-source object-oriented programming language.	Dependent on Jekyll
CDN
Cloudflare https://www.cloudflare.com	Cloudflare is a web-infrastructure and website-security company, providing content-delivery-network services, DDoS mitigation, Internet security, and distributed domain-name-server services.	Dependent on cdnjs
jsDelivr https://www.jsdelivr.com/	JSDelivr is a free public CDN for open-source projects. It can serve web files directly from the npm registry and GitHub repositories without any configuration.	Type: scriptSrc Regex: cdn\.jsdelivr\.net
jQuery CDN https://code.jquery.com/	jQuery CDN is a way to include jQuery in your website without actually downloading and keeping it your website's folder.	Type: scriptSrc Regex: code\.jquery\.com\/
cdnjs https://cdnjs.com	cdnjs is a free distributed JS library delivery service.	Type: scriptSrc Regex: cdnjs\.cloudflare\.com
Static site generator
Jekyll https://jekyllrb.com	Jekyll is a blog-aware, static site generator for personal, project, or organisation sites.	Type: html Regex: <!-- Begin Jekyll SEO tag
JavaScript libraries
jQuery https://jquery.com	jQuery is a JavaScript library which is a free, open-source software designed to simplify HTML DOM tree traversal and manipulation, as well as event handling, CSS animation, and Ajax.	Dependent on jQuery CDN
Reverse proxies
Nginx https://nginx.org/en	Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.	Type: headers Name: server Regex: nginx(?:\/([\d.]{1,250}))?
UI frameworks
Bootstrap https://getbootstrap.com	Bootstrap is a free and open-source CSS framework directed at responsive, mobile-first front-end web development. It contains CSS and JavaScript-based design templates for typography, forms, buttons, navigation, and other interface components.	Type: html Regex: <link[^>]{0,250} href=[^>]{0,250}?bootstrap(?:[^>]{0,250}?([0-9a-fA-F]{7,40}|[\d]{1,250}(?:.[\d]{1,250}(?:.[\d]{1,250})?)?)|)[^>-]{0,250}?(?:\.min)?\.css

Performance

The speed and efficiency of the scanned URL loads and displays its content.

dns

1 ms

Good

tcp

191 ms

Needs Improvement

requestTime

58 ms

Good

dom

361 ms

Needs Improvement

DNS Record

A DNS record maps a domain name to an IP address or other resource information.

SSL Certificate

An SSL certificate is a digital certificate that verifies the authenticity and encrypts the communication between a website and its visitors.

HTTP Headers

HTTP Header

An HTTP header is a component of an HTTP request or response that contains additional information about the message being sent or received.

Content Security Policy

Content Security Policy (CSP) is a security mechanism that helps prevent cross-site scripting (XSS) and other code injection attacks by specifying which content sources are allowed to be loaded on a web page.

Cookies

Cookies are small pieces of data stored on a user's web browser to track and remember information about their browsing activity on a website.