They are generally considered national extensions

[phonenumber]

Country code
Last but not least, the ccTLD (Country Code Top-Level Domain) is an acronym that has two letters at the end of the domain, indicating the country of origin .
and are usually restricted for use by citizens or companies operating in a certain country, however, the country code is not mandatory for domain registration .

In Mexico, all domains ending in .mx are managed by the entity NIC Mexico, which is responsible for publishing the complete list of domain categories that are available on its website for consultation.

While ccTLDs were created with the intention of being used on a national level, it is also possible that they can be used for other purposes , such as:

.bz : originally represents the code for south korea cell phone number list Belize, but can also be interpreted as “business” and is used by business companies.
.cc – stands for Cocos Islands code, but is also known as “Creative Commons” and is used for a wide variety of sites.
.co : is the code for Colombia, but its acronym can mean “company” and ends up being used by companies, corporations and businesses of all segments.
.me – represents the code for Montenegro, but is also considered a personal title and is used for blogs or copyright sites.
.tv – This is definitely the most commonly used extension because of its meaning. It is originally the code for Tuvalu, but because TV is a popular acronym for television, the extension is now used for multimedia or audiovisual content.