energy.gov

Find out what technologies energy.gov is using
Document Standards

Public Cache-Control

Public Cache-Control

Download List of All Websites using Public Cache-Control

   Indicates that the response may be cached by any cache, even if the response would normally be non-cacheable (e.g. if the response does not contain a max-age directive or the Expires header).

Tags:


Cache-Control Header Max-Age

Cache-Control Header Max-Age

Download List of All Websites using Cache-Control Header Max-Age

   Specifies the maximum amount of time a resource will be considered fresh. Contrary to Expires, this directive is relative to the time of the request. this website is having max-age=1800 secs.


HSTS - Browser HTTPS Only

HSTS - Browser HTTPS Only

Download List of All Websites using HSTS - Browser HTTPS Only

   The HTTP Strict-Transport-Security response header (often abbreviated as HSTS) lets a web site tell browsers that it should only be accessed using HTTPS, instead of using HTTP for 63072000 seconds


X-Frame-Options Header

X-Frame-Options Header

Download List of All Websites using X-Frame-Options Header

   The X-Frame-Options HTTP response header can be used to indicate whether or not a browser should be allowed to render a page in a <frame>, <iframe>, <embed> or <object>. Sites can use this to avoid clickjacking attacks, by ensuring that their content is not embedded into other sites.


Block Content Sniffing

Block Content Sniffing

Download List of All Websites using Block Content Sniffing

   The X-Content-Type-Options response HTTP header is a marker used by the server to indicate that the MIME types advertised in the Content-Type headers should not be changed and be followed. This allows to opt-out of MIME type sniffing, or, in other words, it is a way to say that the webmasters knew what they were doing.


Vary Header check for cookies

Vary Header check for cookies

Download List of All Websites using Vary Header check for cookies

   The Vary HTTP response header determines how to match future request headers to decide whether a cached response can be used rather than requesting a fresh one from the origin server. It is used by the server to indicate which headers it used when selecting a representation of a resource in a content negotiation algorithm.


Vary Header Accept-Encoding

Vary Header Accept-Encoding

Download List of All Websites using Vary Header Accept-Encoding

   The Accept-Encoding request HTTP header advertises which content encoding, usually a compression algorithm, the client is able to understand. Using content negotiation, the server selects one of the proposals, uses it and informs the client of its choice with the Content-Encoding response header.

Tags:


XSS-Protection Header

XSS-Protection Header

Download List of All Websites using XSS-Protection Header

   The HTTP X-XSS-Protection response header is a feature of Internet Explorer, Chrome and Safari that stops pages from loading when they detect reflected cross-site scripting (XSS) attacks. Although these protections are largely unnecessary in modern browsers when sites implement a strong Content-Security-Policy that disables the use of inline JavaScript (`unsafe-inline`), they can still provide protections for users of older web browsers that don`t yet support CSP.


Internet Explorer Compatibility

Internet Explorer Compatibility

Download List of All Websites using Internet Explorer Compatibility

   this website is supporting The highest supported document mode of the browser for Internet Explorer




Email Hosting Providers

SPF

SPF

Download List of All Websites using SPF

   The Sender Policy Framework (SPF) is an email-authentication technique which is used to prevent spammers from sending messages on behalf of your domain. With SPF an organisation can publish authorized mail servers.

Tags:


Microsoft Office 365

Microsoft Office 365

Download List of All Websites using Microsoft Office 365

   Microsoft Office 365 is a Software as a Service (SaaS) solution that includes Microsoft Office and other services, such as email and collaboration, from Microsoft’s cloud server. Microsoft Office 365 provides desktop functionalities and is available by subscription.

Tags:




Language

English - Language

English - Language

Download List of All Websites using English - Language

   this website is using English as a language parameter




Operating Systems and Servers

Apache

Apache

Download List of All Websites using Apache

   The Apache HTTP Server, colloquially called Apache, is free and open-source cross-platform web server software, released under the terms of Apache License 2.0. Apache is developed and maintained by an open community of developers under the auspices of the Apache Software Foundation.




Document Encoding

Character Encoding :UTF-8

Character Encoding :UTF-8

Download List of All Websites using Character Encoding :UTF-8

   This website is using UTF-8 character encoding in HTML , character encoding is used to represent a repertoire of characters by some kind of encoding system.


Gzip Content-Encoding

Gzip Content-Encoding

Download List of All Websites using Gzip Content-Encoding

   The Content-Encoding entity header is used to compress the media-type. When present, its value indicates which encodings were applied to the entity-body. It lets the client know how to decode in order to obtain the media-type referenced by the Content-Type header.




Widgets

Twitter Cards

Twitter Cards

Download List of All Websites using Twitter Cards

   With Twitter Cards, you can attach rich photos, videos and media experiences to Tweets, helping to drive traffic to your website.




Web Servers

Server partial requests support

Server partial requests support

Download List of All Websites using Server partial requests support

   The Accept-Ranges response HTTP header is a marker used by the server to advertise its support of partial requests. The value of this field indicates the unit that can be used to define a range.




Mobile

Viewport  - Width

Viewport - Width

Download List of All Websites using Viewport - Width

   The viewport is the user`s visible area of a web page. The viewport varies with the device, and will be smaller on a mobile phone than on a computer screen. Before tablets and mobile phones, web pages were designed only for computer screens, and it was common for web pages to have a static design and a fixed size.

Tags:


Viewport  - Mobile compatible

Viewport - Mobile compatible

Download List of All Websites using Viewport - Mobile compatible

   The viewport is the user`s visible area of a web page. The viewport varies with the device, and will be smaller on a mobile phone than on a computer screen. Before tablets and mobile phones, web pages were designed only for computer screens, and it was common for web pages to have a static design and a fixed size.

Tags:


Viewport  - initial-scale

Viewport - initial-scale

Download List of All Websites using Viewport - initial-scale

   The viewport is the user`s visible area of a web page. The viewport varies with the device, and will be smaller on a mobile phone than on a computer screen. Before tablets and mobile phones, web pages were designed only for computer screens, and it was common for web pages to have a static design and a fixed size.

Tags:




Document Standards

Public Cache-Control

Public Cache-Control

2021-07-31 / 2023-05-07

|

Cache-Control Header Max-Age

Cache-Control Header Max-Age

2021-07-31 / 2023-05-07

|

HSTS - Browser HTTPS Only

HSTS - Browser HTTPS Only

2021-07-31 / 2023-05-07

|

X-Frame-Options Header

X-Frame-Options Header

2021-07-31 / 2023-05-07

|

Block Content Sniffing

Block Content Sniffing

2021-07-31 / 2023-05-07

|

Vary Header check for cookies

Vary Header check for cookies

2021-07-31 / 2023-05-07

|

Vary Header Accept-Encoding

Vary Header Accept-Encoding

2021-07-31 / 2023-05-07

|

XSS-Protection Header

XSS-Protection Header

2021-07-31 / 2023-05-07

|

Internet Explorer Compatibility

Internet Explorer Compatibility

2021-07-31 / 2023-05-07

|



Email Hosting Providers

SPF

SPF

2023-05-07 / 2023-05-07

|

Microsoft Office 365

Microsoft Office 365

2023-05-07 / 2023-05-07

|



Language

English - Language

English - Language

2023-05-07 / 2023-05-07

|

English - Language

English - Language

2021-07-31 / 2023-05-07

|



Operating Systems and Servers

Apache

Apache

2021-07-31 / 2023-05-07

|



Framworks

Varnish

Varnish (removed)

2021-07-31 / 2021-07-31

|



Document Encoding

Character Encoding :UTF-8

Character Encoding :UTF-8

2021-07-31 / 2023-05-07

|

Gzip Content-Encoding

Gzip Content-Encoding

2021-07-31 / 2023-05-07

|



Widgets

Twitter Cards

Twitter Cards

2021-07-31 / 2023-05-07

|



Web Servers

Server partial requests support

Server partial requests support

2021-07-31 / 2023-05-07

|



Mobile

Viewport  - Width

Viewport - Width

2023-05-07 / 2023-05-07

|

Viewport  - Mobile compatible

Viewport - Mobile compatible

2023-05-07 / 2023-05-07

|

Viewport  - initial-scale

Viewport - initial-scale

2023-05-07 / 2023-05-07

|



Profile Details

Last technolgie detected on 2023-05-07 We know of 20 technologies on energy.gov and 22 technologies detected on energy.gov since 2021-07-31.




Download our browser extension from here.


Notify me when technology changes on energy.gov


Suggest technology

Can't find the technology you are looking for? Send us a suggestion, we will try and add it to our database.