Similar to Fooooo

.jo

.jobs

Jodi (art collective)

JSONP

.ke

Keenspot

.kh

.ki

.kn

.kr

.kw

.ky

.kz

.la

LAMP (software bundle)

.lb

Leet

.li

Link relation

.lk

Locanto

Locator/Identifier Separation Protocol

Loopt

Low-Level Reader Protocol

.lr