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CenturyLink versus Kingsoft Cloud

Easily compare CenturyLink and Kingsoft Cloud for POP locations, products, pricing, features & support. We hope this helps you better understand the similarities and differences between these content delivery networks.

CenturyLink logo Kingsoft Cloud logo

Company

Company CenturyLink Kingsoft Cloud
Short profile CenturyLink owns and operates a global Tier-1 network and - logically - their CDN runs on top of it. CenturyLink CDN has POPs on all continents and their product focus is on video and large object delivery. CenturyLink CDN is part of the Google Cloud CDN Interconnect. Founded in 2012, Kingsoft Cloud owns data centers and POPs around the globe, provides users services and solutions for vertical industries. Relying on technology accumulation, they focus on video and file delivery and support varied protocols including RTMP, HLS, HDS, HTTP TS and HTTP FLV.

Products

  • Yes = Yes
  • Sortof/partially = Sort of/partially
  • No = No
  • Unknown = Unknown
Product CenturyLink Kingsoft Cloud
Dynamic content deliveryNon-cacheable content delivery. User login, shopping cart ... No Unknown
Small file deliveryStatic object delivery; caching of small files (file size <1 MB) Yes Yes
Large file deliveryStatic object delivery; caching of large files (file size >1 MB) Yes Yes
Live videoDelivery of live video. RTMP? Transcoding/transmuxing? Yes CDN Mesh Delivery Yes Live Stream Acceleration
Video on demandDelivery of on demand video Yes CDN Mesh Delivery Yes Video On Demand Acceleration
Image OptimizationAutomatic image transformation/compression/optimization No Sortof/partially Need to enable Kingsoft Standard Storage Service
DNSAuthoritative DNS for customer domain No Unknown
WAFWeb Application Firewall No Unknown
Anti-DDoSDDoS attack protection. Specific product(s) for this. Yes Unknown
Private CDNDedicated edge resources & custom configs No Unknown
Edge ComputeRun your code on CDN edge servers Unknown Unknown

Network

Region CenturyLink Kingsoft Cloud
North America 29 5
Latin America 9 0
Europe 36 1
Russia & CIS 0 1
Asia excl. China 7 8
China 0 600
Oceania 4 0
Middle-East 4 1
Africa 3 0

Pricing

Pricing & contract duration CenturyLink Kingsoft Cloud
Minimum contract term 12 months No minimum
Minimum monthly costs Unknown No minimum
Requests costsCustomers pay for client to CDN requests None None
Ingress costsCustomers pay for origin-to-CDN bytes transferred None None
NA/EU traffic (low volume) Unknown $0.03 per GB
APAC traffic (low volume) Unknown $0.07 per GB
LATAM traffic (low volume) Unknown $0.08 per GB

Features

  • Yes = Yes
  • Sortof/partially = Sort of/partially
  • No = No
  • Extra costs = Extra costs
  • Unknown = Unknown
Web acceleration CenturyLink Kingsoft Cloud
Instant setupSign up, configure, start testing. No Can't sign up and get started. Must talk to sales. No Account creation requires a Kingsoft Cloud employee's assistance
Change propagation delayHow fast do config changes propagate to all POPs? Unknown Sortof/partially 5 minutes
Apex/root domain OK Blog: Root domain on CDN and performanceNo performance degradation when using http(s)://domain.com No No global Anycast No
HTTP/2 No Yes
IPv6Do the edge servers have IPv6? Unknown Yes
Compression CDN Guide: CompressionReduce file size for faster delivery Sortof/partially Resend from origin only
tooltip Does not compress on the edge
Unknown
Origin pull - protocolHTTP only or HTTPS possible too? Yes HTTP and HTTPS. Yes HTTP and HTTPS.
tooltip Match protocol
Origin pull - Host headerUse client > edge value? Set specific value? Yes Configure specific other Host header
tooltip CDN can also forward client request Host header to origin
Yes Configure specific other Host header
tooltip CDN can also forward client request Host header to origin
Origin ShieldOne POP pulls from origin, other POPs pull from the shield POP Extra costs Yes Setup by a Kingsoft Cloud employee
Push / uploadStore your content directly on CDN, no customer origin Extra costs FTP, SFTP, rsync. Storage costs apply Yes Customers can use Kingsoft Standard Storage Service Product. Upload via API. $0.1 per GB stored
Cache control - CDN caching Sortof/partially Yes By default, CDN honors origin headers
tooltip Full and granular control is possible
Cache control - client caching Sortof/partially Yes By default, CDN honors origin headers
tooltip Full and granular control is possible
Serve Stale CDN Guide: Serve StaleCDN serves cached but expired content in case origin is in trouble Unknown Yes Cache-Control extensions support
Purge CDN Guide: PurgeInvalidate or delete cached objects on CDN Yes Instant Sortof/partially Avg. purge time is 40s, 99.97% completed within 5 minutes
Purge - capabilities Sortof/partially Purge all but not purge by directory or tag or header Yes Purge all, purge by directory, soft purge
Analytics Yes Unknown
Log files Yes
tooltip Logs are 24h delayed
Yes Accessible via UI and API. Free
API Sortof/partially Purge, analytics, configuration (but limited) Yes Purge, configuration, analytics, logs
HTTPS & Content Protection CenturyLink Kingsoft Cloud
CDN domain HTTPSUse the CDN's domain, like cloudfront.net No Yes SNI
Customer domain HTTPSYour domain in the CDN's certificate Extra costs Extra costs SNI. Pricing is custom
Customer cert HTTPSYour certificate on the CDN Extra costs Extra costs SNI. Pricing is custom. EV cert possible
Token authentication Extra costs Extra costs Support is needed, custom pricing
Geo blocking Extra costs Extra costs Support is needed, custom pricing
Hotlink protectionThird parties cannot deeplink to your content Unknown Yes Whitelist/blacklist on Referer header (max 100 entries)
Basic authenticationUser logs in on the CDN to get content Unknown No
IP white/blacklisting Unknown Yes Whitelist/blacklist on IP (max 100 entries)

Support

Customer support CenturyLink Kingsoft Cloud
Documentation Sortof/partially Yes, but not public Sortof/partially Good documentation but not public
Humans Yes All customers get 24/7 email and phone support Yes Free, 24/7 email support and phone support