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Akamai versus Imperva

Easily compare Akamai 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.

 logo Imperva logo

Company

Company Akamai Imperva
Short profile Akamai is one of the oldest CDNs and generally considered to be the largest global CDN. They have 'servers everywhere' and a wide range of products and services. The company is actively involved in Let's Encrypt and is pushing HTTP/2 adoption. 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 Akamai Imperva
Dynamic content deliveryNon-cacheable content delivery. User login, shopping cart ... Dynamic Site Accelerator Content Delivery Network
Small file deliveryStatic object delivery; caching of small files (file size <1 MB) Ion Content Caching
Large file deliveryStatic object delivery; caching of large files (file size >1 MB) Download Delivery
Live videoDelivery of live video. RTMP? Transcoding/transmuxing? Adaptive Media Delivery
Video on demandDelivery of on demand video
Image OptimizationAutomatic image transformation/compression/optimization Image & Video Manager Image Compression
DNSAuthoritative DNS for customer domain Edge 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 Protector Web Application Firewall
Anti-DDoSDDoS attack protection. Specific product(s) for this. Kona DDoS Defender DDoS Protection
Private CDNDedicated edge resources & custom configs
Edge ComputeRun your code on CDN edge servers EdgeWorkers

Network

Region Akamai Imperva
North America Unknown 11
Latin America Unknown 3
Europe Unknown 11
Russia & CIS Unknown 1
Asia excl. China Unknown 11
China Unknown 0
Oceania Unknown 3
Middle-East Unknown 3
Africa Unknown 1

Pricing

Pricing & contract duration Akamai 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 Akamai 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? Instant
Apex/root domain OK Blog: Root domain on CDN and performanceNo performance degradation when using http(s)://domain.com If you also use their Fast DNS for your domain Anycasted network (regional)
HTTP/2 FAQ
WebSockets WebSockets docs 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? 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
Push / uploadStore your content directly on CDN, no customer origin
Cache control - CDN caching Granular control/override rules possible
Cache control - client caching 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 Instant
Purge - capabilities 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
HTTPS & Content Protection Akamai 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 Akamai Imperva
Documentation Yes, but not public Yes, public
Humans Imperva’s team of support engineers deliver technical assistance 24x7x365 via phone, email, or online via the self service portal