What is kazakhtelecom?

Some articles on kazakhtelecom:

Kaznet - Surveillance and Filtering
... Since the traffic of all first-tier ISPs goes through KazakhTelecom’s channels, surveillance and filtering is centralized ... The ONI suspects that state officials informally ask KazakhTelecom to filter certain content ... KazakhTelecom, along with some Russian companies, has openly signed an agreement to provide filtering, censorship, and surveillance on the basis of Security Council resolutions ...