Easily compare Kingsoft Cloud and Fastly for POP locations, products, pricing, features & support. We hope this helps you better understand the similarities and differences between these content delivery networks.
Company
| Company | Kingsoft Cloud | Fastly |
|---|---|---|
| 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. | Founded in 2011, Fastly has grown into a mature CDN provider. Fastly offers a range of services including streaming media delivery and private CDN but Fastly is best known for being a 'real-time CDN', meaning changes happen instantly and the platform can deliver 'uncacheable' content well. |
Products
| Product | Kingsoft Cloud | Fastly |
|---|---|---|
| Dynamic content deliveryNon-cacheable content delivery. User login, shopping cart ... | ||
| Small file deliveryStatic object delivery; caching of small files (file size <1 MB) | ||
| Large file deliveryStatic object delivery; caching of large files (file size >1 MB) | ||
| Live videoDelivery of live video. RTMP? Transcoding/transmuxing? | Live Stream Acceleration | |
| Video on demandDelivery of on demand video | Video On Demand Acceleration | Video on Demand |
| Image OptimizationAutomatic image transformation/compression/optimization | Need to enable Kingsoft Standard Storage Service | Image Optimizer |
| DNSAuthoritative DNS for customer domain | ||
| WAFWeb Application Firewall | Web application firewall | |
| Anti-DDoSDDoS attack protection. Specific product(s) for this. | DDoS Mitigation | |
| Private CDNDedicated edge resources & custom configs | Fastly Managed CDN | |
| Edge ComputeRun your code on CDN edge servers | Compute@Edge |
Network
How many POP locations do Kingsoft Cloud and Fastly have in different parts of the world?
| Region | Kingsoft Cloud | Fastly |
|---|---|---|
| North America | 5 | 25 |
| Latin America | 0 | 8 |
| Europe | 1 | 20 |
| Russia & CIS | 1 | 0 |
| Asia excl. China | 8 | 13 |
| China | 600 | 0 |
| Oceania | 0 | 8 |
| Middle East | 1 | 2 |
| Africa | 0 | 3 |
Pricing
| Pricing & contract duration | Kingsoft Cloud | Fastly |
|---|---|---|
| Minimum contract term | No minimum | None |
| Minimum monthly costs | No minimum | $50 |
| Requests costsCustomers pay for client to CDN requests | None | $0.0075 - $0.016 per 10k requests |
| Ingress costsCustomers pay for origin-to-CDN bytes transferred | None | None |
| NA/EU traffic (low volume) | $0.03 per GB | $0.12 per GB |
| APAC traffic (low volume) | $0.07 per GB | $0.19 per GB |
| LATAM traffic (low volume) | $0.08 per GB | $0.28 per GB |
Features
| Web acceleration | Kingsoft Cloud | Fastly |
|---|---|---|
| Instant setupSign up, configure, start testing. | Account creation requires a Kingsoft Cloud employee's assistance | |
| Change propagation delayHow fast do config changes propagate to all POPs? | 5 minutes | Instant! |
Apex/root domain OK  No performance degradation when using http(s)://domain.com |
Global anycast IPs are available | |
| HTTP/2 | ||
| HTTP/3 | Enabling HTTP/3 | |
| WebSockets | Limited availability | |
| IPv6Do the edge servers have IPv6? | IPv6 at Fastly | |
| Compression Reduce file size for faster delivery |
Resend from origin, or compress on edge. Brotli! | |
| Origin pull - protocolHTTP only or HTTPS possible too? |
HTTP and HTTPS.
Match protocol
|
HTTP and HTTPS |
| Origin pull - Host headerUse client > edge value? Set specific value? |
Configure specific other Host header
CDN can also forward client request Host header to origin
|
Can be different from origin host |
| Origin ShieldOne POP pulls from origin, other POPs pull from the shield POP | Setup by a Kingsoft Cloud employee | Also available as separate product (Media Shield) |
| Waiting RoomDuring peak traffic, route users to a virtual waiting room | Stateful waiting room with Compute@Edge | |
| Push / uploadStore your content directly on CDN, no customer origin | Customers can use Kingsoft Standard Storage Service Product. Upload via API. $0.1 per GB stored | |
| Cache control - CDN caching |
By default, CDN honors origin headers
Full and granular control is possible
|
Full and granular control |
| Cache control - client caching |
By default, CDN honors origin headers
Full and granular control is possible
|
Full and granular control |
| Serve Stale CDN serves cached but expired content in case origin is in trouble |
Cache-Control extensions support | Cache-Control extensions support |
| Purge Invalidate or delete cached objects on CDN |
Avg. purge time is 40s, 99.97% completed within 5 minutes | Instant! |
| Purge - capabilities | Purge all, purge by directory, soft purge | Purge all and by key |
| Analytics | Real-time! | |
| Log files | Accessible via UI and API. Free | Real-time streaming of logs to your server |
| API | Purge, configuration, analytics, logs | Purge, analytics, configuration |
| HTTPS & Content Protection | Kingsoft Cloud | Fastly |
|---|---|---|
| CDN domain HTTPSUse the CDN's domain, like cloudfront.net | SNI | Free for first 5 domains, $20 per additional domain |
| Customer domain HTTPSYour domain in the CDN's certificate | SNI. Pricing is custom | $100/m per FQDN, $275/m for wildcard domain |
| Customer cert HTTPSYour certificate on the CDN | SNI. Pricing is custom. EV cert possible | EV cert possible. |
| Token authentication | Support is needed, custom pricing | Enabling URL token validation |
| Geo blocking | Support is needed, custom pricing | |
| Hotlink protectionThird parties cannot deeplink to your content | Whitelist/blacklist on Referer header (max 100 entries) | Creating and using Edge Dictionaries |
| Basic authenticationUser logs in on the CDN to get content | Authenticating before returning a request | |
| IP white/blacklisting | Whitelist/blacklist on IP (max 100 entries) | About Edge ACLs |
Support
| Customer support | Kingsoft Cloud | Fastly |
|---|---|---|
| Documentation | Good documentation but not public | Yes, public |
| Humans | Free, 24/7 email support and phone support | Email support during business hours is free. Pay extra if you need more/better. Two paid plans available |