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.ca

Canada

Country Code

Overview

The Canadian Internet Registration Authority enforces Canadian Presence Requirements on every .ca registration: an applicant must be a citizen, a permanent resident, or an entity constituted in Canada. That gatekeeping is the source of the extension's domestic credibility, since a .ca address signals a verified Canadian connection in a way no unrestricted generic can. Approximately 3.3 million domains sit under the country code, which was delegated in 1987 and is signed with DNSSEC.

On this page

Giới thiệu .ca

Canada's country-code TLD, widely trusted by Canadian consumers and businesses. The Canadian Presence Requirements (CPR) ensure that registrants have a genuine connection to Canada.

Mục đích sử dụng

Websites associated with Canada.

Hạn chế đăng ký

Canadian Presence Requirements: must be a Canadian citizen, resident, or entity.

Thông tin nhanh

Cơ quan quản lý
Canadian Internet Registration Authority (CIRA)
Ra mắt
1987
Tên miền đã đăng ký
3300000
Máy chủ WHOIS
whois.cira.ca
DNSSEC
Được hỗ trợ

TLD tương tự

Frequently Asked Questions

What is .ca used for?

Canada's country-code TLD, widely trusted by Canadian consumers and businesses. The Canadian Presence Requirements (CPR) ensure that registrants have a genuine connection to Canada.

Who can register a .ca domain?

Canadian Presence Requirements: must be a Canadian citizen, resident, or entity.

Who manages the .ca top-level domain?

The .ca TLD is managed by Canadian Internet Registration Authority (CIRA), which is responsible for the registry operations and maintaining the zone file.