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CacheFly versus Kingsoft Cloud

Easily compare CacheFly 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.

CacheFly logo Kingsoft Cloud logo

Company

Company CacheFly Kingsoft Cloud
Short profile 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. 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

Product CacheFly Kingsoft Cloud
Dynamic content deliveryNon-cacheable content delivery. User login, shopping cart ... Not available/supported Unknown
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 Not available/supported Partially
DNSAuthoritative DNS for customer domain Not available/supported Unknown
WAFWeb Application Firewall Not available/supported Unknown
Anti-DDoSDDoS attack protection. Specific product(s) for this. Not available/supported Unknown
Private CDNDedicated edge resources & custom configs Not available/supported Unknown

Network

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

Pricing

Pricing & contract duration CacheFly Kingsoft Cloud
Minimum contract term 1 month No minimum
Minimum monthly costs $500 No minimum
Requests costsCustomers pay for client to CDN requests Unknown 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

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

Support

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