URL Scan Results for the page [CheckRobot - Easily print checks from home](https://checkrobot.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: googletagmanager\.com\/gtag\/js
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}))?
gunicorn https://gunicorn.org		Type: headers Name: server Regex: gunicorn(?:\/([\d.]{1,250}))?
Programming languages
Python https://python.org	Python is an interpreted and general-purpose programming language.	Dependent on gunicorn
Operating systems
Ubuntu https://www.ubuntu.com/server	Ubuntu is a free and open-source operating system on Linux for the enterprise server, desktop, cloud, and IoT.	Type: headers Name: server Regex: Ubuntu
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
cdnjs https://cdnjs.com	cdnjs is a free distributed JS library delivery service.	Type: scriptSrc Regex: cdnjs\.cloudflare\.com
JavaScript libraries
Moment.js https://momentjs.com	Moment.js is a free and open-source JavaScript library that removes the need to use the native JavaScript Date object directly.	Type: scriptSrc Regex: moment(?:\.min)?\.js
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.	Type: scriptSrc Regex: jquery
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
Email
Mailjet https://www.mailjet.com/	Mailjet is an email delivery service for marketing and developer teams.	Type: dns Regex: mailjet\.com

Performance

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

dns

1 ms

Good

tcp

305 ms

Poor

requestTime

3 ms

Good

dom

61 ms

Good

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.