Website opi.com

Marketing automation services by SmarterHQ

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

Websites using some form of Captcha technology on them.

Amazon hosting services.

Varnish is an HTTP accelerator designed for content-heavy dynamic web sites. In contrast to other web accelerators, such as Squid, which began life as a client-side cache, or Apache and nginx, which are primarily origin servers, Varnish was designed as an HTTP accelerator. Varnish is focused exclusively on HTTP, unlike other pro...

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

Open graph locale entity tag

Open graph type entity tag

Open graph url entity tag

Open graph description 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 site name entity tag

Open graph image entity tag

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

A canonical link element is an HTML element that helps webmasters prevent duplicate content issues by specifying the "canonical", or "preferred".

Sites using Html 5 SVG Tag

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