americanhistory.si.edu

Find out what technologies americanhistory.si.edu 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=86400 secs.


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.


HTTP Upgrade Header - HTTP/2

HTTP Upgrade Header - HTTP/2

Download List of All Websites using HTTP Upgrade Header - HTTP/2

   The HTTP Upgrade mechanism is used to establish HTTP/2 starting from plain HTTP. The client starts an HTTP/1.1 connection and sends an Upgrade: h2c header. If the server supports HTTP/2, it replies with HTTP 101 Switching Protocol status code. The HTTP Upgrade mechanism is used only for cleartext HTTP2 (h2c). In the case of HTTP2 over TLS (h2), the ALPN TLS protocol extension is used instead.

Tags:


HSTS - Browser HTTPS Only for domain and subdomains

HSTS - Browser HTTPS Only for domain and subdomains

Download List of All Websites using HSTS - Browser HTTPS Only for domain and subdomains

   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 domain and subdomains browsers will never connect to your domain using an insecure connection. While the service is hosted by Googlefor 31536000 seconds


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:




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.


Chunked transfer encoding

Chunked transfer encoding

Download List of All Websites using Chunked transfer encoding

   Chunked transfer encoding is a streaming data transfer mechanism available in version 1.1 of the Hypertext Transfer Protocol (HTTP). In chunked transfer encoding, the data stream is divided into a series of non-overlapping "chunks"




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:




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  - 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:


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:




Language

English - Language

English - Language

Download List of All Websites using English - Language

   this website is using English as a language parameter




Analytics and Tracking

Google Analytics

Google Analytics

Download List of All Websites using Google Analytics

   Google Analytics is a web analytics service offered by Google that tracks and reports website traffic, currently as a platform inside the Google Marketing Platform brand.

Tags:




Document Standards

Public Cache-Control

Public Cache-Control

2019-05-25 / 2023-05-07

|

Cache-Control Header Max-Age

Cache-Control Header Max-Age

2019-05-25 / 2023-05-07

|

X-Frame-Options Header

X-Frame-Options Header

2019-05-25 / 2023-05-07

|

HTTP Upgrade Header - HTTP/2

HTTP Upgrade Header - HTTP/2

2021-07-31 / 2023-05-07

|

HSTS - Browser HTTPS Only for domain and subdomains

HSTS - Browser HTTPS Only for domain and subdomains

2023-05-07 / 2023-05-07

|

Block Content Sniffing

Block Content Sniffing

2019-05-25 / 2023-05-07

|

Vary Header check for cookies

Vary Header check for cookies

2019-05-25 / 2023-05-07

|

Vary Header Accept-Encoding

Vary Header Accept-Encoding

2019-05-25 / 2023-05-07

|

Meta Description

Meta Description (removed)

2019-05-25 / 2019-05-25

|

Internet Explorer Compatibility

Internet Explorer Compatibility (removed)

2019-05-25 / 2019-05-25

|



Document Encoding

Character Encoding :utf-8

Character Encoding :utf-8

2019-05-25 / 2023-05-07

|

Gzip Content-Encoding

Gzip Content-Encoding

2021-07-31 / 2023-05-07

|

Chunked transfer encoding

Chunked transfer encoding

2019-05-25 / 2023-05-07

|



Email Hosting Providers

SPF

SPF

2019-05-25 / 2023-05-07

|

Microsoft Office 365

Microsoft Office 365

2019-05-25 / 2023-05-07

|



Mobile

Viewport  - Width

Viewport - Width

2019-05-25 / 2023-05-07

|

Viewport  - initial-scale

Viewport - initial-scale

2019-05-25 / 2023-05-07

|

Viewport  - Mobile compatible

Viewport - Mobile compatible

2019-05-25 / 2023-05-07

|



Language

English - Language

English - Language

2019-05-25 / 2023-05-07

|



Analytics and Tracking

Google Analytics

Google Analytics

2019-05-25 / 2023-05-07

|



Profile Details

Last technolgie detected on 2023-05-07 We know of 18 technologies on americanhistory.si.edu and 20 technologies detected on americanhistory.si.edu since 2019-05-25.




Download our browser extension from here.


Notify me when technology changes on americanhistory.si.edu


Suggest technology

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