Inbound Marketing Glossary: D

the ultimate inbound marketing glossary


Turning ad campaigns on or off, changing ad bid price, or budget constraints based on bidding more when your target audience is available and less when
they are less likely to be available.


The Open Directory Project is the largest human edited directory of websites. DMOZ is owned by AOL, and is primarily ran by volunteer editors. See also: Submitting a Site to the Open Directory…


Scheme used for logical or location organization of the web. Many people also use the word domain to refer to a specific website.

Dead Link

A link which is no longer functional. Most large high quality websites have at least a few dead links in them, but the ratio of good links to dead links can be seen as a sign of information quality.

Dedicated Server

Server which is limited to serving one website or a small collection of websites owned by a single person. Dedicated servers tend to be more reliable than
shared (or virtual) servers. Dedicated servers usually run from $100 to $500 a month. Virtual servers…

Deep Link

A link which points to an internal page within a website. When links grow naturally typically most high quality websites have many links pointing at
interior pages. When you request links from other websites it makes sense to request a link from their most targeted…

Deep Link Ratio

The ratio of links pointing to internal pages to overall links pointing at a website. A high deep link ratio is typically a sign of a legitimate natural
link profile.


Statistical data or characteristics which define segments of a population. Some internet marketing platforms, such as AdCenter and AdWords, allow you to
target ads at websites or searchers who fit amongst a specific demographic. Some common demographic data points are…


Temporarily or permanently becoming de-indexed from a directory or search engine. De-indexing may be due to any of the following: Pages on new websites (or
sites with limited link authority relative to their size) may be temporarily de-indexed until the search engine…

Popular social bookmarking website. See also:   Recently Popular


Directories and search engines provide a short description near each listing which aims to add context to the title. High quality directories typically
prefer the description describes what the site is about rather than something that is overtly promotional in nature….


Social news site where users vote on which stories get the most exposure and become the most popular. See also:


A categorized catalog of websites, typically manually organized by topical editorial experts. Some directories cater to specific niche topics, while others
are more comprehensive in nature. Major search engines likely place significant weight on links from DMOZ and…


Domain Name Server or Domain Name System. A naming scheme mechanism used to help resolve a domain name / host name to a specific TCP/IP Address.

Doorway Pages

Pages designed to rank for highly targeted search queries, typically designed to redirect searchers to a page with other advertisements. Some webmasters
cloak thousands of doorway pages on trusted domains, and rake in a boatload of cash until they are caught and…

Duplicate Content

Content which is duplicate or near duplicate in nature. Search engines do not want to index multiple versions of similar content. For example, printer
friendly pages may be search engine unfriendly duplicates. Also, many automated content generation techniques rely on…

Dynamic Content

Content which changes over time or uses a dynamic language such as PHP to help render the page. In the past search engines were less aggressive at indexing
dynamic content than they currently are. While they have greatly improved their ability to index dynamic content…

Dynamic Languages

Programming languages such as PHP or ASP which build web pages on the fly upon request.

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