sadlier.com

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Document Standards

Cloudflare Certificate Transparency

Cloudflare Certificate Transparency

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   The Expect-CT header allows sites to opt in to reporting and/or enforcement of Certificate Transparency requirements, which prevents the use of misissued certificates for that site from going unnoticed.


Must Revalidate HTTP Cache-Control

Must Revalidate HTTP Cache-Control

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   Indicates that once a resource has become stale (e.g. max-age has expired), a cache must not use the response to satisfy subsequent requests for this resource without successful validation on the origin server.

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NO Store HTTP Cache-Control

NO Store HTTP Cache-Control

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   The cache should not store anything about the client request or server response.

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No Cache Content

No Cache Content

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   Forces caches to submit the request to the origin server for validation before releasing a cached copy.


HSTS - Browser HTTPS Only

HSTS - Browser HTTPS Only

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   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 3628800 seconds


HSTS - Browser HTTPS Only

HSTS - Browser HTTPS Only

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   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 0 seconds


Meta Description

Meta Description

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   A meta description is a 160-character snippet, a meta tag in HTML, that summarizes a page`s content. this website is having meta description of the following : Find products & shop online for Sadlier's School K-12 educational resources, and Religion Catechetical resources for parish & school.


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=0 secs.


Vary Header Accept-Encoding

Vary Header Accept-Encoding

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   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.

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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=5 secs.




Content Delivery Network

CloudFlare

CloudFlare

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   Cloudflare, Inc. is a U.S. company that provides content delivery network services, DDoS mitigation, Internet security and distributed domain name server services. Cloudflare"s services sit between the visitor and the Cloudflare user"s hosting provider, acting as a reverse proxy for websites.

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JSDelivr

JSDelivr

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   JSDelivr (stylized as jsDelivr) is a free public CDN for open-source projects.

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Stackpath BootstrapCDN

Stackpath BootstrapCDN

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   BootstrapCDN is a public content delivery network. Users of BootstrapCDN can load CSS, JavaScript and images remotely, from its servers,encompasses MaxCDN and NetDNA

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CloudFlare

CloudFlare

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   Cloudflare, Inc. is a U.S. company that provides content delivery network services, DDoS mitigation, Internet security and distributed domain name server services. Cloudflare"s services sit between the visitor and the Cloudflare user"s hosting provider, acting as a reverse proxy for websites.

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Copyright

Copyright  : 2023

Copyright : 2023

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   This website has copyright signature in the year : 2023




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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Microsoft Office 365

Microsoft Office 365

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   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.

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Mandrill

Mandrill

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   Mandrill is a scalable and affordable email infrastructure service. Mandrill is a paid Mailchimp add-on.

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Mobile

Viewport  - Width

Viewport - Width

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   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.

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Viewport  - initial-scale

Viewport - initial-scale

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   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.

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Viewport  - Mobile compatible

Viewport - Mobile compatible

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   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.

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Language

English - Language

English - Language

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   this website is using English as a language parameter




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.


Chunked transfer encoding

Chunked transfer encoding

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   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"




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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 LinkedIn Insight Tag

LinkedIn Insight Tag

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   The LinkedIn Insight Tag is a lightweight JavaScript tag that powers conversion tracking, website audiences, and website demographics. The Insight Tag should be incorporated as a standard component of your website`s pages to enable these LinkedIn Marketing Solutions features.




Widgets

Google Tag Manager

Google Tag Manager

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   Google Tag Manager is a tag management system created by Google to manage JavaScript and HTML tags used for tracking and analytics on websites (variants of e-marketing tags, sometimes referred to as tracking pixels or web beacons.

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Google Fonts API

Google Fonts API

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   Making the web more beautiful, fast, and open through great typography.this website is using Lato:100,300,400,700 font family

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Twitter Cards

Twitter Cards

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


Font Awesome 4.2.0

Font Awesome 4.2.0

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   Font Awesome is a font and icon toolkit based on CSS and LESS. It was made by Dave Gandy for use with Twitter Bootstrap, and later was incorporated into the BootstrapCDN.


Google Fonts API

Google Fonts API

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   Making the web more beautiful, fast, and open through great typography.this website is using Droid+Serif font family

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Operating Systems and Servers

Cloudflare

Cloudflare

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   Cloudflare, Inc. is an American web infrastructure and website security company, providing content delivery network services, DDoS mitigation, Internet security, and distributed domain name server services




Document Standards

Cloudflare Certificate Transparency

Cloudflare Certificate Transparency (removed)

2019-05-25 / 2021-08-07

|

Must Revalidate HTTP Cache-Control

Must Revalidate HTTP Cache-Control

2023-05-13 / 2023-05-13

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NO Store HTTP Cache-Control

NO Store HTTP Cache-Control

2023-05-13 / 2023-05-13

|

No Cache Content

No Cache Content

2023-05-13 / 2023-05-13

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HSTS - Browser HTTPS Only

HSTS - Browser HTTPS Only

2021-08-07 / 2023-05-13

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HSTS - Browser HTTPS Only

HSTS - Browser HTTPS Only (removed)

2019-05-25 / 2019-05-25

|

Meta Description

Meta Description

2019-05-25 / 2023-05-13

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Cache-Control Header Max-Age

Cache-Control Header Max-Age (removed)

2021-08-07 / 2021-08-07

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Vary Header Accept-Encoding

Vary Header Accept-Encoding

2019-05-25 / 2023-05-13

|

Cache-Control Header Max-Age

Cache-Control Header Max-Age (removed)

2019-05-25 / 2019-05-25

|



Content Delivery Network

CloudFlare

CloudFlare (removed)

2019-05-25 / 2019-05-25

|

JSDelivr

JSDelivr

2023-05-13 / 2023-05-13

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Stackpath BootstrapCDN

Stackpath BootstrapCDN

2019-05-25 / 2023-05-13

|

CloudFlare

CloudFlare

2019-05-25 / 2023-05-13

|



Copyright

Copyright  : 2023

Copyright : 2023

2023-05-13 / 2023-05-13

|



Email Hosting Providers

SPF

SPF

2019-05-25 / 2023-05-13

|

Microsoft Office 365

Microsoft Office 365

2023-05-13 / 2023-05-13

|

Mandrill

Mandrill

2023-05-13 / 2023-05-13

|



Mobile

Viewport  - Width

Viewport - Width

2019-05-25 / 2023-05-13

|

Viewport  - initial-scale

Viewport - initial-scale

2019-05-25 / 2023-05-13

|

Viewport  - Mobile compatible

Viewport - Mobile compatible

2019-05-25 / 2023-05-13

|



Language

English - Language

English - Language

2019-05-25 / 2023-05-13

|



Document Encoding

Character Encoding :utf-8

Character Encoding :utf-8 (removed)

2019-05-25 / 2019-05-25

|

Character Encoding :UTF-8

Character Encoding :UTF-8

2021-08-07 / 2023-05-13

|

Gzip Content-Encoding

Gzip Content-Encoding

2021-08-07 / 2023-05-13

|

Chunked transfer encoding

Chunked transfer encoding

2019-05-25 / 2023-05-13

|



Analytics and Tracking

Google Analytics

Google Analytics

2019-05-25 / 2023-05-13

|

 LinkedIn Insight Tag

LinkedIn Insight Tag

2023-05-13 / 2023-05-13

|



Widgets

Google Tag Manager

Google Tag Manager

2023-05-13 / 2023-05-13

|

Google Fonts API

Google Fonts API

2019-05-25 / 2023-05-13

|

Twitter Cards

Twitter Cards

2019-05-25 / 2023-05-13

|

Font Awesome 4.2.0

Font Awesome 4.2.0

2019-05-25 / 2023-05-13

|

Google Fonts API

Google Fonts API

2019-05-25 / 2023-05-13

|



Operating Systems and Servers

Cloudflare

Cloudflare

2019-05-25 / 2023-05-13

|



Profile Details

Last technolgie detected on 2023-05-13 We know of 34 technologies on sadlier.com and 34 technologies detected on sadlier.com since 2019-05-25.




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