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Limelight versus Fastly

Easily compare Limelight 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.

Limelight logo Fastly logo


Company Limelight Fastly
Short profile Limelight (NASDAQ: LLNW) has been a strong player in the CDN market since 2001. Limelight has a large, high-capacity network with POPs on many continents and offers digital content delivery, live and on-demand video, cloud security and edge computing services. 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.


  • Yes = Yes
  • Sortof/partially = Sort of/partially
  • No = No
  • Unknown = Unknown
Product Limelight Fastly
Dynamic content deliveryNon-cacheable content delivery. User login, shopping cart ... Yes Web Acceleration Services Yes
Small file deliveryStatic object delivery; caching of small files (file size <1 MB) Yes Content Delivery Services Yes
Large file deliveryStatic object delivery; caching of large files (file size >1 MB) Yes Content Delivery Services Yes
Live videoDelivery of live video. RTMP? Transcoding/transmuxing? Yes Realtime and Live Streaming Yes
Video on demandDelivery of on demand video Yes Video Delivery Services Yes Video on Demand
Image OptimizationAutomatic image transformation/compression/optimization Extra costs Image Optimization Yes Image Optimizer
DNSAuthoritative DNS for customer domain Yes Managed DNS Services No
WAFWeb Application Firewall Yes Web Application Firewall Yes Web application firewall
Anti-DDoSDDoS attack protection. Specific product(s) for this. Yes DDoS Attack Interceptor Yes DDoS Mitigation
Private CDNDedicated edge resources & custom configs Yes Global Private CDN Yes Fastly Managed CDN
Edge ComputeRun your code on CDN edge servers Yes Network-Enhanced Edge Compute Unknown Compute@Edge


Region Limelight Fastly
North America 20 17
Latin America 9 6
Europe 15 13
Russia & CIS 0 0
Asia excl. China 16 7
China 10 0
Oceania 3 6
Middle-East 9 1
Africa 3 2


Pricing & contract duration Limelight Fastly
Minimum contract term 12 months None
Minimum monthly costs Varies by product and service $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 Yes None
NA/EU traffic (low volume) Confidential, market competitive $0.12 per GB
APAC traffic (low volume) Confidential, market competitive $0.19 per GB
LATAM traffic (low volume) Confidential, market competitive $0.28 per GB


  • Yes = Yes
  • Sortof/partially = Sort of/partially
  • No = No
  • Extra costs = Extra costs
  • Unknown = Unknown
Web acceleration Limelight Fastly
Instant setupSign up, configure, start testing. Yes Yes
Change propagation delayHow fast do config changes propagate to all POPs? Sortof/partially A few minutes Yes Instant!
Apex/root domain OK Blog: Root domain on CDN and performanceNo performance degradation when using http(s):// Extra costs Alias support optional Yes Global anycast IPs are available
HTTP/2 Yes Yes
IPv6Do the edge servers have IPv6? Yes Yes IPv6 at Fastly
Compression CDN Guide: CompressionReduce file size for faster delivery Yes Resend from origin, or compress on edge Yes Resend from origin, or compress on edge. Brotli!
Origin pull - protocolHTTP only or HTTPS possible too? Yes HTTP and HTTPS.
tooltip Match protocol
Origin pull - Host headerUse client > edge value? Set specific value? Yes Configure specific other Host header
tooltip CDN can also forward client request Host header to origin
Yes Can be different from origin host
Origin ShieldOne POP pulls from origin, other POPs pull from the shield POP Yes Self-service control Yes Also available as separate product (Media Shield)
Push / uploadStore your content directly on CDN, no customer origin Extra costs Origin Storage. Upload via UI or API No
Cache control - CDN caching Yes Yes Full and granular control
Cache control - client caching Yes Yes Full and granular control
Serve Stale CDN Guide: Serve StaleCDN serves cached but expired content in case origin is in trouble Yes Yes Cache-Control extensions support
Purge CDN Guide: PurgeInvalidate or delete cached objects on CDN Yes Instant Yes Instant!
Purge - capabilities Yes Purge by path, all, pattern, wildcard. Yes Purge all and by key
Analytics Yes Yes Real-time!
Log files Extra costs Download logs via FTP, SFTP, rsync and scp
tooltip Delay is ~10 minutes
Yes Real-time streaming of logs to your server
API Yes Purge, analytics, configuration, OVP, origin storage Yes Purge, analytics, configuration
HTTPS & Content Protection Limelight Fastly
CDN domain HTTPSUse the CDN's domain, like Yes Free. SNI Yes Free for first 5 domains, $20 per additional domain
Customer domain HTTPSYour domain in the CDN's certificate Extra costs Extra costs $100/m per FQDN, $275/m for wildcard domain
Customer cert HTTPSYour certificate on the CDN Extra costs Extra costs EV cert possible.
Token authentication Yes MediaVault. Highly customizable Yes Enabling URL token validation
Geo blocking Yes IP access control by Geo and IP Yes
Hotlink protectionThird parties cannot deeplink to your content Yes MediaVault. Highly customizable Yes Creating and using Edge Dictionaries
Basic authenticationUser logs in on the CDN to get content Yes MediaVault. Highly customizable Yes Authenticating before returning a request
IP white/blacklisting Yes MediaVault. Highly customizable Yes About Edge ACLs


Customer support Limelight Fastly
Documentation Sortof/partially Yes, but not public Yes Yes, public
Humans Yes All customers get 24/7 email and phone support. Customers who purchase Advanced Services have access to a designated Limelight Advanced Services team member. Yes Email support during business hours is free. Pay extra if you need more/better. Two paid plans available