The concept of the Web is based, in part, on the link, that hypermedia element formed by a highlighted text segment or a graphic element that, when activated (usually by clicking a mouse), causes the display of a new hyperdocument.

A link is a connection between two websites built with HTML . A link allows users to navigate to websites, social networks, and applications. Links play a critical role in how search engines evaluate and rank websites.

There are numerous types of links.

Quality link

An inbound link that originates from an official, relevant, or trustworthy website.

Backlinks

Or, "inbound links" are links from other websites that point to your website .

Backlinks, also known as incoming links, inbound links, and internal links, are inbound links to a page on a website or site.

In basic terminology, a backlink is any link received by a web node (web page, directory, website, or top-level domain) from another web node. Inbound links were originally important (before the advent of search engines) as a primary means of web navigation; today, their importance lies in Search Engine Optimization (SEO).

The number of backlinks is an indication of the popularity or importance of that website or page (for example, this is used by Google to determine a web page's PageRank).

semantic interest : they indicate who is being attracted to that page.

Internal links

Links on your own website that point to your other pages on the same website.

Sitelinks

Sitelinks are hyperlinks to subpages of websites that appear in certain Google listings to help users navigate the site. The website owner cannot add sitelinks;

Google adds them through its own secret automated algorithms.

Up to six links, chosen by algorithms, appear below the list for the same website in a higher-ranking organic search result.

Pages may be prevented from appearing as sitelinks in Search Console or Google Webmaster Tools.

Entry link

An inbound link is a link to a web page that originates from an external website.

For example, if Semantic SEO had a link to Google, that would count as an inbound link from Google; if Google had a link to Semantic SEO, that would be an inbound link from Semantic.

Outbound link

A link directs visitors to a page on a website different from the one they are currently on.

Deep link

A deep link is a link that points to any web page other than the homepage. It can also be a link that points to content within a mobile application.

Sitewide Links

A link appears on every page of a website, usually in a sidebar or footer on blogs or websites that use templates.

Navigation

A list of internal links that help visitors navigate to other pages on your website.

They often appear in a list at the top of your website (“top navigation”), in the sidebar of your website (“side navigation”), or at the bottom of your website (“footer navigation”).

Link accessibility

The ease with which a link can be found by human visitors or crawlers.

Link equity

The value or authority that a link can pass on to its destination. It takes into account the value of inbound links in terms of relevance, authority, and trust.

Link volume

The number of links on a page .

Link Juice

Link Juice is a term you should never use in public or online .

Editorial links

When links are obtained naturally and provided voluntarily by the author (rather than paid for or coerced), they are considered editorial links.

Link Building

Although "building" might seem to involve creating links to your own website, link building actually describes the process of acquiring links to your website for the purpose of building your website's authority with search engines .

It's a process designed to get other trustworthy and relevant websites to link to your site to help improve your organic search visibility

• Dissemination of information to media outlets, bloggers, influencers, and webmasters.
• Attract editorial links naturally by publishing various types of high-quality or sensational content.
• By paying for them. For example, you can obtain links through content , reviews , or by paying to have a specific type of link appear on another website.
• Forming partnerships.
• Manually. For example, you link multiple properties that you manage or own, or add your website to online directories or review sites.

Link exchange

Reciprocal links are when two websites agree to exchange links with each other.

Also known as reciprocal linking, link exchanges involve tactics such as "you call me and I'll call you." Excessive link exchange is a violation of Google .

Link speed

The speed (or slowness) at which a website accumulates links. A sudden increase in link speed can potentially be a sign of spam , or it could be due to viral marketing or doing something interesting (intentionally or not).

Link profile

A term used to describe all inbound links to a domain , subdomain, or URL . Any type of link that points to a specific website.

The quality of a website's link profile can vary widely, depending on how the links were acquired and the anchor text used.

Linked unstructured quotations

References to information for a company on a platform other than a directory (such as online news, blogs, best-of lists, etc.)

Link Bait

Intentionally provocative content designed to grab people's attention and attract links from other websites.

Link Farm

When a group of websites creates links to each other, usually using automated programs, in the hope of artificially increasing search rankings. A spam tactic. Also known as a Link Network, Blog Network, or Private Blog Network.

Editorial Link or Natural Link

A link that is provided from one website to another without the recipient requesting or paying for it. Also known as a Natural Link.

Unnatural link

All links that Google identifies as suspicious, misleading, or manipulative. An unnatural link may cause Google to perform manual action on your website.

In summary, links are a hyperlink, a connection, or simply a link (also known in Portuguese by the corresponding English terms, hyperlink and link), which is a reference within a hypertext document to other parts of that document or to another document.

A computer program used to view and create such a document is called a hypertext system; typically, a user can create a hyperlink or simply a link. A user who follows the links is navigating the hypertext or browsing the web.

Directory links

SEO a "directory" is an aggregated list of local businesses, typically including each business's name, address, phone number (NAP), and other information such as its website. "Directory" can also refer to a type of unnatural link that violates Google's guidelines: "low-quality directory or favorite site links."

Follow

The default state of a link is "follow" links.

NoFollow

Links marked with rel="nofollow" do not pass relevance. Google encourages their use in some situations, such as when a link has been paid for.

Purchased links

They are exchanging money or something else of value for a link. If a link is purchased, it constitutes an advertisement and should be treated with a nofollow tag to avoid being counted towards PageRank.

Artificial links

Google describes artificial links as "the creation of links that were not editorially placed or warranted by the site owner on a page." This is a violation of their guidelines and can be punished against the offending site.

Blue Links

The search format used to display the search results was ion disambiguated wl-thing” itemid=”http://data.wordlift.io/wl01797/entity/pesquisa”>search mechanisms; ten organic products appeared in the same format.

Anchor text

Anchor text is the clickable word or words of a link. This text aims to provide contextual information to people and search engines about the subject of the linked web page or website. For example, if you created a link to send your visitors to Search Engine Journal, “Search Engine Journal” is the anchor text.

Footer link

Links that appear in the bottom section (or "footer") of a website.

Broken link

A link that leads to a 404 not found error. A link is typically considered broken when:

• A website goes offline.
• A web page is removed without implementing a redirect.
• The destination URL is changed without implementing a redirect.