papers.nber.org

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Document Standards

Public Cache-Control

Public Cache-Control

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   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).

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Cache-Control Header Max-Age

Cache-Control Header Max-Age

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   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.




Document Encoding

Character Encoding :utf-8

Character Encoding :utf-8

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   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.


Character Encoding :UTF-8

Character Encoding :UTF-8

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   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

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   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.




Email Hosting Providers

SPF

SPF

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   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.

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Analytics and Tracking

Google Analytics

Google Analytics

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   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.

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Web Servers

Server partial requests support

Server partial requests support

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   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.




Operating Systems and Servers

OpenSSL  1.0.2o-freebsd

OpenSSL 1.0.2o-freebsd

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   OpenSSL is a software library for applications that secure communications over computer networks against eavesdropping or need to identify the party at the other end.

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Apache 2.4.38 |Operating System:FreeBSD

Apache 2.4.38 |Operating System:FreeBSD

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   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.




Language

English - Language

English - Language

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   this website is using English as a language parameter




Document Standards

Public Cache-Control

Public Cache-Control

2021-08-14 / 2021-08-14

|

Cache-Control Header Max-Age

Cache-Control Header Max-Age

2021-08-14 / 2021-08-14

|



Document Encoding

Character Encoding :utf-8

Character Encoding :utf-8 (removed)

2019-05-27 / 2019-05-27

|

Character Encoding :UTF-8

Character Encoding :UTF-8

2021-08-14 / 2021-08-14

|

Gzip Content-Encoding

Gzip Content-Encoding

2021-08-14 / 2021-08-14

|



Email Hosting Providers

SPF

SPF (removed)

2019-05-27 / 2019-05-27

|



Analytics and Tracking

Google Analytics

Google Analytics (removed)

2019-05-27 / 2019-05-27

|



Web Servers

Server partial requests support

Server partial requests support (removed)

2019-05-27 / 2019-05-27

|



Operating Systems and Servers

OpenSSL  1.0.2o-freebsd

OpenSSL 1.0.2o-freebsd (removed)

2019-05-27 / 2019-05-27

|

Apache 2.4.38 |Operating System:FreeBSD

Apache 2.4.38 |Operating System:FreeBSD (removed)

2019-05-27 / 2019-05-27

|



Language

English - Language

English - Language

2021-08-14 / 2021-08-14

|



Profile Details

Last technolgie detected on 2021-08-14 We know of 11 technologies on papers.nber.org and 11 technologies detected on papers.nber.org since 2019-05-27.




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