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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

Yes
Sort of/partially
No
Extra costs
Unknown
Product CDNetworks Imperva
Dynamic content deliveryNon-cacheable content delivery. User login, shopping cart ... Dynamic Web Acceleration Content Delivery Network
Small file deliveryStatic object delivery; caching of small files (file size <1 MB) Content Acceleration Content Caching
Large file deliveryStatic object delivery; caching of large files (file size >1 MB)
Live videoDelivery of live video. RTMP? Transcoding/transmuxing? Media Acceleration
Video on demandDelivery of on demand video Media Acceleration
Image OptimizationAutomatic image transformation/compression/optimization Cloud Image Optimization Image Compression
DNSAuthoritative DNS for customer domain Cloud DNS+ Name Server (NS) Protection
tooltip Name Server (NS) Protection is a secure proxy in front of your authoritative DNS
WAFWeb Application Firewall Web Application Firewall Web Application Firewall
Anti-DDoSDDoS attack protection. Specific product(s) for this. DDoS Mitigation DDoS Protection
Private CDNDedicated edge resources & custom configs
Edge ComputeRun your code on CDN edge servers Edge Computing Platform

Network

Region CDNetworks Imperva
North America 11 11
Latin America 7 3
Europe 13 11
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

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

Support

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