A number of metrics are available to marketers interested in

search engine optimization Search engine optimization (SEO) is the process of improving the quality and quantity of website traffic to a website or a web page from search engines. SEO targets unpaid traffic (known as "natural" or "organic" results) rather than dire ...

Search engine A search engine is a software system designed to carry out web searches. They search the World Wide Web in a systematic way for particular information specified in a textual web search query. The search results are generally presented in a ...

s and

software Software is a set of computer programs and associated documentation and data. This is in contrast to hardware, from which the system is built and which actually performs the work. At the lowest programming level, executable code consist ...

creating such metrics all use their own crawled data to derive at a numeric conclusion on a website's

organic search In Web search engines, organic search results are the query results which are calculated strictly algorithmically, and not affected by advertiser payments. They are distinguished from various kinds of sponsored results, whether they are explicit pa ...

potential. Since these metrics can be manipulated, they can never be completely reliable for accurate and truthful results.

Google PageRank

Google

PageRank PageRank (PR) is an algorithm used by Google Search to rank webpages, web pages in their search engine results. It is named after both the term "web page" and co-founder Larry Page. PageRank is a way of measuring the importance of website pages. A ...

(Google PR) is one of the methods

Google Google LLC () is an American Multinational corporation, multinational technology company focusing on Search Engine, search engine technology, online advertising, cloud computing, software, computer software, quantum computing, e-commerce, ar ...

uses to determine a page's relevance or importance. Important pages receive a higher PageRank and are more likely to appear at the top of the search results. Google PageRank (PR) is a measure from 0 - 10. Google PageRank is based on

backlinks A backlink is a Hyperlink, link from some other website (the referrer) to that web resource (the referent). A ''web resource'' may be (for example) a website, web page, or web directory. A backlink is a reference comparable to a citation. The qu ...

. PageRank works by counting the number and quality of links to a page to determine a rough estimate of how important the website is. The underlying assumption is that more important websites are likely to receive more links from other websites. However, Google claims there will be no more PageRank updates, rendering this metric as outdated. As of 15 April 2016, Google has officially removed the PR score from their Toolbar.

Alexa Traffic Rank

Alexa Alexa may refer to: Technology *Amazon Alexa, a virtual assistant developed by Amazon * Alexa Internet, a defunct website ranking and traffic analysis service * Arri Alexa, a digital motion picture camera People * Alexa (name), a given name a ...

Traffic Rank is based on the amount of traffic recorded from users that have the Alexa toolbar installed over a period of three months. A site's ranking is based on a combined measure of Unique Visitors and Pageviews. Unique Visitors are determined by the number of unique Alexa users who visit a site on a given day. Pageviews are the total number of Alexa user URL requests for a site. Alexa's Traffic Ranks are for domains only and do not give separate rankings for subpages within a domain or

subdomains In the Domain Name System (DNS) hierarchy, a subdomain is a domain that is a part of another (main) domain. For example, if a domain offered an online store as part of their website example.com, it might use the subdomain shop.example.com . Ov ...

. At the end of 2021, Amazon announced that the Alexa project was going to be discontinued on May 1, 2022.

Moz Domain Authority

Domain Authority (DA), a website metric developed by Moz, is a predictive metric to determine a website's traffic and organic search engine rankings. Domain Authority is based on different link metrics, such as number of linking root domains, number of total backlinks, and the distance of backlinks from the home page of websites.

Moz Page Authority

Compared to Domain Authority which determines the ranking strength of an entire domain or subdomain, Page Authority measures the strength of an individual page. It's a score developed by Moz on a 100-point logarithmic scale. Unlike TrustFlow, domain authority does not account for spam.

Netcraft

Similar to many other websites like Alexa,

Netcraft Netcraft is an Internet services company based in Bath, Somerset, England. The company provides cybercrime disruption services across a range of industries. History Netcraft was founded by Mike Prettejohn. The company provides web server and ...

features a toolbar that provides users with the ability to view page-hit popularity and various web server metrics along with aggregated user provided website feedback.

References

{{Reflist Search engine optimization