For special purposes, such as network testing, documentation, and other applications, IANA also reserves a set of special-use domain names.[15] This list contains domain names such as example, local, localhost, and test. Other top-level domain names containing trade marks are registered for corporate use. Cases include brands such as BMW, Google, and Canon.[16]

Many web hosting services offer a low "starting price," but require you to prepay for two or three years of service to get that price. After the promotional period, the renewal price for some web hosting services can be two, three, or even four times the initial promotional pricing. While the initial deal might be incredible, the cost of transferring your site (or paying the added fee) in a couple of years may be something to consider.


Serving more than 15 million members, Bravenet provides a full-service hosting option for people looking for the complete package. In addition to a drag-and-drop site builder and unlimited storage, the Canadian company is one of the only free web hosters with an email marketing platform. Customers can also enjoy community-building features such as message boards, mailing lists, blogs, contact forms, polls, and other tools.
The availability of a website is measured by the percentage of a year in which the website is publicly accessible and reachable via the Internet. This is different from measuring the uptime of a system. Uptime refers to the system itself being online. Uptime does not take into account being able to reach it as in the event of a network outage.[citation needed] A hosting provider's Service Level Agreement (SLA) may include a certain amount of scheduled downtime per year in order to perform maintenance on the systems. This scheduled downtime is often excluded from the SLA timeframe, and needs to be subtracted from the Total Time when availability is calculated. Depending on the wording of an SLA, if the availability of a system drops below that in the signed SLA, a hosting provider often will provide a partial refund for time lost. How downtime is determined changes from provider to provider, therefore reading the SLA is imperative.[11] Not all providers release uptime statistics.[12] Most hosting providers will guarantee at least 99.9% uptime which will allow for 43m of downtime per month, or 8h 45m of downtime per year.
Domain names are often seen in analogy to real estate in that domain names are foundations on which a website can be built, and the highest quality domain names, like sought-after real estate, tend to carry significant value, usually due to their online brand-building potential, use in advertising, search engine optimization, and many other criteria.
To host a website on the internet, an individual or company would need their own computer or server.[7] As not all companies had the budget or expertise to do this, web hosting services began to offer to host users' websites on their own servers, without the client needing to own the necessary infrastructure required to operate the website. The owners of the websites, also called webmasters, would be able to create a website that would be hosted on the web hosting service's server and published to the web by the web hosting service.
Critics often claim abuse of administrative power over domain names. Particularly noteworthy was the VeriSign Site Finder system which redirected all unregistered .com and .net domains to a VeriSign webpage. For example, at a public meeting with VeriSign to air technical concerns about SiteFinder,[25] numerous people, active in the IETF and other technical bodies, explained how they were surprised by VeriSign's changing the fundamental behavior of a major component of Internet infrastructure, not having obtained the customary consensus. SiteFinder, at first, assumed every Internet query was for a website, and it monetized queries for incorrect domain names, taking the user to VeriSign's search site. Unfortunately, other applications, such as many implementations of email, treat a lack of response to a domain name query as an indication that the domain does not exist, and that the message can be treated as undeliverable. The original VeriSign implementation broke this assumption for mail, because it would always resolve an erroneous domain name to that of SiteFinder. While VeriSign later changed SiteFinder's behaviour with regard to email, there was still widespread protest about VeriSign's action being more in its financial interest than in the interest of the Internet infrastructure component for which VeriSign was the steward. 

4. HostGatorHostGator is our top choice on our 20 best web hosting companies list without a doubt. It specializes in website, VPS hosting, and dedicated services for over 9 million users so far. Their cloud-hosting packages are among the most affordable packages of this kind in the market, and yet guarantee 2x faster performance and 4x enhanced scalability, with a dashboard that is very easy to use. For WordPress users, HostGator offers built-for-speed plans with advanced security and free migrations, while VPS hosting users will benefit from full root access and scalable resources. A Dedicated Hosting package, on the other hand, will equip you with an end-to-end management package for ultimate performance, and a price scaled to meet your specific needs. What HostGator is best known for is providing a streamlined hosting experience, as a support team is there to assist you  24/7 and to guarantee the company’s impeccable 99.9% uptime. Plus, you can have your existing website seamlessly transferred to a HostGator location or use their handy Website Builder to create a brand new one. As a HostGator user, you’ll also be entering a millions-wide user community, and be able to exchange opinions with website owners worldwide. In case you’re not satisfied, you can rely on the company’s 45-days money-back guarantee.
Established back in 1998, HostPapa operates three state-of-the-art data centers. Equipped with multiple GigE fiber connections to the internet backbone, the company built out seismically braced racks and cabinets, fully redundant Liebert HVAC cooling systems, a diesel generator that can run for weeks and a preaction dry pipe fire suppression system.
In the first quarter of 2015, 294 million domain names had been registered.[17] A large fraction of them are in the com TLD, which as of December 21, 2014, had 115.6 million domain names,[18] including 11.9 million online business and e-commerce sites, 4.3 million entertainment sites, 3.1 million finance related sites, and 1.8 million sports sites.[19] As of July 2012 the com TLD had more registrations than all of the ccTLDs combined.[20]
10. DreamHostDreamHost is another awarded web and WordPress hosting provider where you can get your brand new .xyz, .life, .online, .tech. or .store domain. Their most popular feature is the Remixer—an intuitive website builder that takes literally minutes of your time. It will allow you to attach a fully functional site on the web without resorting to any third-party service. Design aficionados, nonetheless, should not be discouraged by the all-in-one offer—Remixer is probably one of the most flexible and ready-to-configure builders out there. It will supply them with a unique and optimized theme that can only facilitate this process. Managed WordPress hosting for an existent site is also a valid option, and so are shared and email hosting with fast SSD storage, Virtual Private Servers with ultra-fast SSDs, and flexibility with HTTP/2, Ubuntu, IPv6, NGINX and Node.js, and dedicated hosting with 100% uptime guarantee. 

The practice of using a simple memorable abstraction of a host's numerical address on a computer network dates back to the ARPANET era, before the advent of today's commercial Internet. In the early network, each computer on the network retrieved the hosts file (host.txt) from a computer at SRI (now SRI International),[4][5] which mapped computer hostnames to numerical addresses. The rapid growth of the network made it impossible to maintain a centrally organized hostname registry and in 1983 the Domain Name System was introduced on the ARPANET and published by the Internet Engineering Task Force as RFC 882 and RFC 883.
Name servers. Most registrars provide two or more name servers as part of the registration service. However, a registrant may specify its own authoritative name servers to host a domain's resource records. The registrar's policies govern the number of servers and the type of server information required. Some providers require a hostname and the corresponding IP address or just the hostname, which must be resolvable either in the new domain, or exist elsewhere. Based on traditional requirements (RFC 1034), typically a minimum of two servers is required.
Because web hosting services host websites belonging to their customers, online security is an important concern. When a customer agrees to use a web hosting service, they are relinquishing control of the security of their site to the company that is hosting the site. The level of security that a web hosting service offers is extremely important to a prospective customer and can be a major consideration when considering which provider a customer may choose.[13] 

A domain name is an identification string that defines a realm of administrative autonomy, authority or control within the Internet. Domain names are used in various networking contexts and for application-specific naming and addressing purposes. In general, a domain name identifies a network domain, or it represents an Internet Protocol (IP) resource, such as a personal computer used to access the Internet, a server computer hosting a web site, or the web site itself or any other service communicated via the Internet. In 2017, 330.6 million domain names had been registered.[1]
We liked how Web Hosting Hub describes its new customer process. It tells new customers, "We walk you through setting up your account in a personal on-boarding call." The company has a few other wins as well. It offers an all-SSD infrastructure, automatic vulnerability patches and a custom firewall, SSH access for certain plans, free site migration and an excellent 90-day money-back guarantee. 
Finally, we were quite happy with their money-back guarantee. They offer a full 90-day guarantee (except for domain names you buy) and a pro-rated refund for the rest of your time. So if you want to cancel after 18 months and have six months left in your term, you'll get back the cost of the six remaining months. It's clear, it's understandable, and it's the straightforward way we'd like to see most providers use as a model.
On the plus side, SiteGround offers free automatic daily backups, access to the Cloudflare CDN, high-performance SSDs for all plans, unlimited email accounts and integration of the free LetsEncrypt SSL certificate into sites. The company does limit bandwidth and storage, but even those who claim to offer so-called unlimited bandwidth and storage really have some limits in its terms of service.
Similar to the dedicated web hosting service, but the user owns the colo server; the hosting company provides physical space that the server takes up and takes care of the server. This is the most powerful and expensive type of web hosting service. In most cases, the colocation provider may provide little to no support directly for their client's machine, providing only the electrical, Internet access, and storage facilities for the server. In most cases for colo, the client would have his own administrator visit the data center on site to do any hardware upgrades or changes. Formerly, many colocation providers would accept any system configuration for hosting, even ones housed in desktop-style minitower cases, but most hosts now require rack mount enclosures and standard system configurations.
The company doesn't list a virtual private server offering, but it bills its Elastic Sites service as a VPS alternative, offering the ease of use of a simple shared hosting plan and the performance and scalability of a VPS. GlowHost also offers a number of different cloud hosting plans, with special attention to providing enterprise-grade services.
One's website is placed on the same server as many other sites, ranging from a few sites to hundreds of websites. Typically, all domains may share a common pool of server resources, such as RAM and the CPU. The features available with this type of service can be quite basic and not flexible in terms of software and updates. Resellers often sell shared web hosting and web companies often have reseller accounts to provide hosting for clients.
When the Domain Name System was devised in the 1980s, the domain name space was divided into two main groups of domains.[7] The country code top-level domains (ccTLD) were primarily based on the two-character territory codes of ISO-3166 country abbreviations. In addition, a group of seven generic top-level domains (gTLD) was implemented which represented a set of categories of names and multi-organizations.[8] These were the domains gov, edu, com, mil, org, net, and int.
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