The dot coms have ruled the net since day one but are you aware that there are over 250 available extensions for domains. Below is an extensive list of domain name extensions and their corresponding country or purpose.

a
(unknown)

bitnet
(unknown)

ac
United Kingdom academic institutions

ad
Andorra

ae
United Arab Emirates

af
Afghanistan

ag
Antigua and Barbuda

ai
Anguilla

al
Albania

am
Armenia

an
Netherlands Antilles

ao
Angola

aq
Antarctica

ar
Argentina

as
American Samoa

at
Austria

au
Australia

aw
Aruba

az
Azerbaijan

ba
Bosnia and Herzegovina

bb
Barbados

bd
Bangladesh

be
Belgium

bf
Burkina Faso

bg
Bulgaria

bh
Bahrain

bi
Burundi

bj
Benin

bm
Bermuda

bn
Brunei Darussalam

bo
Bolivia

br
Brazil

bs
Bahamas

bt
Bhutan

bv
Bouvet Island

bw
Botswana

by
Belarus

bz
Belize

ca
Canada

cc
Cocos (Keeling) Islands

cf
Central African [...]