CSDN Application

The following page provides details on domains, networks, IPs, hosting services, and content delivery networks used by CSDN.

Description

CSDN is a platform focused on providing software developers and IT workers with services such as knowledge, training and software development.

Category	Reference
Web Link	CSDN - Home Page

Application Domains

The application domains data shown here is available in our Netify Data Feeds solution. The data is accessible via our IP API as well as downloadable datasets.

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Domains

Primary Domains

Primary Domains are owned and managed by the application vendor.

Platform Domains are often provided by hosting providers, content delivery networks, SaaS platforms and other third parties. It is important to identify these domains for DNS filters and hostname blocklists.

Platform Domains

Alibaba CDN	{hidden}.cdngslb.com	and 1 more
Kingsoft Cloud CDN	{hidden}.download.ks-cdn.com	and 1 more

Hosting

Cloud hosting vendors like AWS and Microsoft Azure provide cloud-based computing and network resources to deliver applications. The hosting platforms used by CSDN are summarized below by geographical points-of-presence (PoP). Each PoP can host many IPs to deliver an application.

Cloud Hosts	# of IPs
China Mobile	18
China Telecom IDC	19
Huawei Cloud	26
China Unicom	9

Host	PoP	Location	IPs
China Unicom	Core	China	9 IPs
China Telecom IDC	Core	China	19 IPs
China Mobile	Core	China	18 IPs
Huawei Cloud	Beijing	China	17 IPs
Huawei Cloud	Core	China	9 IPs

Content Delivery Networks - CDNs

In order to get information to end users more quickly, many applications are distributed from multiple geographical points-of-presence (PoPs) using Content Delivery Networks (CDNs). Each PoP can host many IPs to deliver an application. A sample IP is provided.

CDNs	# of IPs
BaishanCloud	17
EdgeNext	126
Kingsoft Cloud CDN	22
Huawei CDN	3
Alibaba CDN	90

PoP Locations

CDN	Network	PoP	Location	IPs
Huawei CDN	China Unicom	Shanghai	China	2 IPs
Kingsoft Cloud CDN	Kaopu Cloud	Hong Kong	Hong Kong	4 IPs
Kingsoft Cloud CDN	China Unicom	Luoyang	China	1 IP
EdgeNext	Zenlayer	Jakarta	Indonesia	2 IPs
EdgeNext	Zenlayer	Tokyo	Japan	2 IPs
EdgeNext	EdgeNext	Xiamen	China	4 IPs
EdgeNext	EdgeUno	Bogota	Colombia	1 IP

Other Locations

CDN	Network	PoP	Location	IPs
Huawei CDN	China Telecom IDC	Core Network	China	1 IP
Alibaba CDN	China Telecom IDC	Core Network	China	90 IPs
BaishanCloud	China Telecom IDC	Core Network	China	11 IPs
BaishanCloud	China Mobile	Core Network	China	6 IPs
Kingsoft Cloud CDN	China Unicom	Core Network	China	9 IPs
Kingsoft Cloud CDN	Kaopu Cloud	Core Network	Singapore	2 IPs
Kingsoft Cloud CDN	China Telecom IDC	Core Network	China	6 IPs
EdgeNext	EdgeNext	Core Network	Thailand	3 IPs
EdgeNext	EdgeNext	Core Network	United Kingdom	10 IPs
EdgeNext	EdgeNext	Core Network	United States	23 IPs
EdgeNext	EdgeNext	Core Network	United Arab Emirates	3 IPs
EdgeNext	EdgeNext	Core Network	Spain	5 IPs
EdgeNext	EdgeNext	Core Network	Germany	3 IPs
EdgeNext	EdgeNext	Core Network	Egypt	3 IPs
EdgeNext	EdgeNext	Core Network	Saudi Arabia	7 IPs
EdgeNext	EdgeNext	Core Network	Russia	2 IPs
EdgeNext	EdgeNext	Core Network	France	1 IP
EdgeNext	EdgeNext	Core Network	South Africa	2 IPs
EdgeNext	EdgeNext	Core Network	Brazil	2 IPs
EdgeNext	EdgeNext	Core Network	Singapore	5 IPs
EdgeNext	EdgeNext	Core Network	Kenya	1 IP
EdgeNext	EdgeNext	Core Network	Netherlands	8 IPs
EdgeNext	EdgeNext	Core Network	Indonesia	2 IPs
EdgeNext	ASN AS37705	Core Network	Tunisia	3 IPs
EdgeNext	ASN AS4609	Core Network	Macao	2 IPs
EdgeNext	Telekom Malaysia	Core Network	Malaysia	4 IPs
EdgeNext	Unitel	Core Network	Mongolia	2 IPs
EdgeNext	ASN AS47589	Core Network	Kuwait	4 IPs
EdgeNext	VNPT	Core Network	Vietnam	3 IPs
EdgeNext	ASN AS9873	Core Network	Laos	4 IPs
EdgeNext	ASN AS14988	Core Network	Botswana	3 IPs
EdgeNext	ASN AS38623	Core Network	Cambodia	3 IPs
EdgeNext	Airtel	Core Network	Uganda	2 IPs
EdgeNext	ASN AS50482	Core Network	Kazakhstan	4 IPs
EdgeNext	ASN AS55329	Core Network	Cambodia	3 IPs