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CDNetworks versus Imperva

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

CDNetworks logo Imperva logo

Company

Company CDNetworks Imperva
Short profile Founded in 2000, CDNetworks has been in the content delivery space longer than most other CDNs. CDNetworks always had, and still has, a strong focus on emerging markets like Brazil and Russia. CDNetworks has a wide range of content delivery/acceleration and security products. Imperva's CDN (formerly Incapsula) makes your websites and applications faster, more reliable and safer. A global network of servers provides content caching, load balancing and failover, while an enterprise-grade cloud web application firewall and DDoS protection safeguard your site from the latest threats.

Products

Product CDNetworks Imperva
Dynamic content deliveryNon-cacheable content delivery. User login, shopping cart ... Available/supported 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 Not available/supported
Video on demandDelivery of on demand video Available/supported Not available/supported
Image OptimizationAutomatic image compression/optimization Available/supported Available/supported
DNSAuthoritative DNS for customer domain Available/supported Partially
WAFWeb Application Firewall Available/supported Available/supported
Anti-DDoSDDoS attack protection. Specific product(s) for this. Available/supported Available/supported
Private CDNDedicated edge resources & custom configs Not available/supported Not available/supported

Network

Region CDNetworks Imperva
North America 11 11
Latin America 7 2
Europe 13 12
Russia & CIS 17 1
Asia, excl China 20 11
China 20 0
Oceania 1 3
Middle-East 9 3
Africa 4 1

Pricing

Pricing & contract duration CDNetworks Imperva
Minimum contract term 12 months Unknown
Minimum monthly costs Unknown Unknown
Requests costsCustomers pay for client to CDN requests Unknown Unknown
Ingress costsCustomers pay for origin-to-CDN bytes transferred Unknown Unknown
NA/EU traffic (low volume) Unknown Unknown
APAC traffic (low volume) Unknown Unknown
LATAM traffic (low volume) Unknown Unknown

Features

Web acceleration CDNetworks Imperva
Instant setupSign up, configure, start testing. Not available/supported Can't sign up and get started. Must talk to sales. Available/supported
Change propagation delayHow fast do config changes propagate to all POPs? Partially ~ 15 minutes Available/supported Instant
Apex/root domain OK Blog: Root domain on CDN and performanceNo performance degradation when using http(s)://domain.com Not available/supported Non-Anycasted network Available/supported Anycasted network (regional)
HTTP/2 Not available/supported Available/supported FAQ
IPv6Do the edge servers have IPv6? Unknown Available/supported IPv6 support
Compression CDN Guide: CompressionReduce file size for faster delivery Resend from origin or compress on edge Compress on the edge
Origin pull - protocolHTTP only or HTTPS possible too? Available/supported HTTP and HTTPS Available/supported HTTP and HTTPS.
tooltip Can be 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 Can configure specific other Host header.
tooltip Forward client request Host header is possible
Origin shieldOne POP pulls from origin, other POPs pull from the shield POP Extra costs Multiple POPs can act as shield Extra costs
Push / uploadStore your content directly on CDN, no customer origin Extra costs Not available/supported
Cache control - CDN caching Available/supported Full and granular control Available/supported Granular control/override rules possible
Cache control - client caching Available/supported Full and granular control Available/supported Granular control/override rules possible
Serve stale CDN Guide: Serve staleCDN serves cached but expired content in case origin is in trouble Available/supported Available/supported
Purge CDN Guide: PurgeInvalidate or delete cached objects on CDN Partially Completion time is 5 - 10 minutes Available/supported Instant
Purge - capabilities Available/supported Purge all, purge by directory, by file extension Available/supported Purge all, by directory, by file extension, by tag(s)
Analytics Available/supported Available/supported Real time perf and security events dashboard
Log files Available/supported Available/supported Available via UI, API, or full SIEM integration
tooltip Logs are not delayed
API Available/supported Purge, analytics, configuration Available/supported Purge, analytics, configuration
HTTPS & Content Protection CDNetworks Imperva
CDN domain HTTPSUse the CDN's domain, like cloudfront.net Not available/supported Available/supported CDN and SSL/TLS
Customer domain HTTPSYour domain in the CDN's certificate Extra costs Available/supported
Customer cert HTTPSYour certificate on the CDN Extra costs Available/supported
Token authentication Available/supported Available/supported Via authentication header
Geo blocking Available/supported Available/supported
Hotlink protectionThird parties cannot deeplink to your content Available/supported Available/supported
Basic authenticationUser logs in on the CDN to get content Available/supported Available/supported Two Factor Authentication
IP white/blacklisting Available/supported Available/supported IP address/ranges/subnets, self-service in UI

Support

Customer support CDNetworks Imperva
Documentation Partially Yes, but not public Available/supported Yes, public
Humans Available/supported All customers get 24/7 email and phone support Available/supported Imperva’s team of support engineers deliver technical assistance 24x7x365 via phone, email, or online via the self service portal