Site Info for epa.gov

2021-11-25 01:31:56.378525+00:00

Site Language

The language for epa.gov website is en (claimed), en (detected).

Title

U.S. Environmental Protection Agency | US EPA

Domain Name

epa.gov has epa.gov as domain name.

Secure URL

https://epa.gov

IP address

134.67.21.342620:117:506f:15::f022

Web Technology

Character Encoding

Character encoding is a type of encoding scheme that assigns a number to each character for digital representation, and it is used to represent a repertoire of characters in textual data computation, storage, and transmission.

UTF-8

UTF-8 is a character encoding of variable widths that is used in electronic communication.

HTTP Compression

HTTP compression is a feature that can be applied to web servers and clients to maximize transfer speed and bandwidth usage.

Gzip Compression

The most popular compressions on the web today are Gzip and Brotli.

HTTP Strict Transport Security (HSTS)

Strict-Transport-Security

HTTP Strict Transport Security is a web security policy that protects websites from man-in-the-middle attacks like protocol downgrades and cookie hijacking.

Content Security Policy (CSP)

Content-Security-Policy

The Content Security Policy (CSP) is a computer security standard designed to avoid cross-site scripting (XSS), clickjacking, and other code injection attacks caused by malicious content being executed in the context of a trusted web page.

Referrer Policy

Referrer-Policy

The Referrer Policy specifies how much referrer information should be included with web requests.

Content Type Options

X-Content-Type-Options

The X-Content-Type-Options HTTP response header is a server-side marker that indicates that the MIME types advertised in the Content-Type headers should not be modified and should be followed.

Frame Options

X-Frame-Options

The X-Frame-Options HTTP response header can be used to to avoid click-jacking attacks by preventing the content to be included in other websites.

Cross-Site Scripting Protection

X-XSS-Protection

When reflected cross-site scripting (XSS) attacks are detected, the HTTP X-XSS-Protection response header in Chrome, Internet Explorer, Safari and old browsers prevents web pages from loading.

Tag managers

Google Tag Manager

Google Tag Manager is a tag management system (TMS) that allows you to quickly and easily update measurement codes and related code fragments collectively known as tags on your website or mobile app.

JavaScript libraries

jQuery - 3.6.0

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.

core-js - 3.4.8

Core-js is a modular standard library for JavaScript, with polyfills for cutting-edge ECMAScript features.

Miscellaneous

Choices

Choices.js is a lightweight, configurable select box/text input plugin.

webpack

Webpack is an open-source JavaScript module bundler.

Analytics

New Relic

New Relic is a SaaS offering that focuses on performance and availability monitoring.

Google Analytics

Google Analytics is a free web analytics service that tracks and reports website traffic.

Crazy Egg

Learn more about Crazy Egg technology.

Programming languages

PHP - 7.3.32

PHP is a general-purpose scripting language used for web development.

CMS

Drupal - 9

Drupal is a free and open-source web content management framework.

Web servers

Nginx - 1.21.3

Nginx is a web server that can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache.

Responsive Website

Responsive Web Design

Responsive Web Design (RWD) is a web design approach that ensures web pages look good on a variety of devices and window or screen sizes.

Mobile version

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