Website glassesonweb.com

DoubleClick Advertisers.

DoubleClick is a provider of digital marketing technology and services. Companies come to DoubleClick for expertise in ad serving, media, video, search and affiliate marketing to help them make the most of the digital medium.

The United States Postal Service, is an independent agency of the United States federal government responsible for providing postal service in the United States.

Shopify is a powerful ecommerce website solution that allows you to sell online by providing everything you need to create an online store.

Anti-bot CAPTCHA widget that helps digitize books by providing snippets of books for people to enter the text for. Owned by Google.

Google Tag Manager makes it easy for marketers to add and update website tags including analytics, remarketing, and more.

Websites that accepts payments with American Express.

Websites that accepts payments with Visa.

Websites that accepts payments with MasterCard.

Website using the € symbol on their website - meaning it may accept payment in Euros.

PayPal is a American international e-commerce service that enables companies and individuals to send money and to accept payments without revealing any financial details.

1&1 web hosting services

Amazon Route 53 is a highly available and scalable Domain Name System (DNS) web service.

The 1&1 DNS management enables you to organize your domains in a simple and reliable way.

A flexible & easy-to-manage web server... Internet Information Services (IIS) for Windows® Server is a flexible, secure and manageable Web server for hosting anything on the Web. From media streaming to web applications, IIS's scalable and open architecture is ready to handle the most demanding tasks.

PHP is a widely-used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML.

Meta Keywords are a specific type of meta tag that appear in the HTML code of a Web page and help tell search engines what the topic of the page is.

This page contains a meta robots tag which tells search engines and robots to index or not index the page.

Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.

Sites who has this tag are verfied by google to use WebMaster tools

The http-equiv attribute provides an HTTP header for the information/value of the content attribute. The http-equiv attribute can be used to simulate an HTTP response header.

UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.

Open graph type entity tag

Open graph url entity tag

Open graph description entity tag

Open graph title entity tag

The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook

Open graph image entity tag

Open graph site name entity tag