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Kingsoft Cloud versus CenturyLink

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

Kingsoft Cloud logo CenturyLink logo

Company

Company Kingsoft Cloud CenturyLink
Short profile 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. 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.

Products

  • Yes = Yes
  • Sortof/partially = Sort of/partially
  • No = No
  • Unknown = Unknown
Product Kingsoft Cloud CenturyLink
Dynamic content deliveryNon-cacheable content delivery. User login, shopping cart ... Unknown No
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 Live Stream Acceleration Yes CDN Mesh Delivery
Video on demandDelivery of on demand video Yes Video On Demand Acceleration Yes CDN Mesh Delivery
Image OptimizationAutomatic image transformation/compression/optimization Sortof/partially Need to enable Kingsoft Standard Storage Service No
DNSAuthoritative DNS for customer domain Unknown No
WAFWeb Application Firewall Unknown No
Anti-DDoSDDoS attack protection. Specific product(s) for this. Unknown Yes
Private CDNDedicated edge resources & custom configs Unknown No
Edge ComputeRun your code on CDN edge servers Unknown Unknown

Network

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

Pricing

Pricing & contract duration Kingsoft Cloud CenturyLink
Minimum contract term No minimum 12 months
Minimum monthly costs No minimum Unknown
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) $0.03 per GB Unknown
APAC traffic (low volume) $0.07 per GB Unknown
LATAM traffic (low volume) $0.08 per GB Unknown

Features

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

Support

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