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Kingsoft Cloud versus CacheFly

Easily compare Kingsoft Cloud and CacheFly 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 CacheFly logo

Company

Company Kingsoft Cloud CacheFly
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. Launched in 2002, CacheFly developed the world's first TCP-anycast based content delivery network. CacheFly has a focus on optimizing the CDN for throughput and has steadily built out the network to now have ~40 POPs on 6 continents.

Products

Product Kingsoft Cloud CacheFly
Dynamic content deliveryNon-cacheable content delivery. User login, shopping cart ... Unknown Not available/supported
Small file deliveryStatic object delivery; caching of small files (file size <1 MB) Available/supported Available/supported
Large file deliveryStatic object delivery; caching of large files (file size >1 MB) Available/supported Available/supported
Live videoDelivery of live video. RTMP? Transcoding/transmuxing? Available/supported Available/supported
Video on demandDelivery of on demand video Available/supported Available/supported
Image OptimizationAutomatic image compression/optimization Partially Not available/supported
DNSAuthoritative DNS for customer domain Unknown Not available/supported
WAFWeb Application Firewall Unknown Not available/supported
Anti-DDoSDDoS attack protection. Specific product(s) for this. Unknown Not available/supported
Private CDNDedicated edge resources & custom configs Unknown Not available/supported

Network

Region Kingsoft Cloud CacheFly
North America 5 11
Latin America 0 2
Europe 1 14
Russia & CIS 1 1
Asia, excl China 8 7
China 600 0
Oceania 0 3
Middle-East 1 4
Africa 0 1

Pricing

Pricing & contract duration Kingsoft Cloud CacheFly
Minimum contract term No minimum 1 month
Minimum monthly costs No minimum $500
Requests costsCustomers pay for client to CDN requests None Unknown
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

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

Support

Customer support Kingsoft Cloud CacheFly
Documentation Partially Good documentation but not public Available/supported Yes, public
Humans Available/supported Free, 24/7 email support and phone support Available/supported All customers get 24/7 email and phone support