|Purge All||Fully supported||Fully supported|
|Instant Purge||Fully supported||Unknown|
|Control panel||Fully supported||Fully supported|
|Origin Push||Unknown||Not supported|
|Origin Pull||Unknown||Fully supported|
|Origin Shield||Fully supported||Unknown|
|GZIP Compression||Fully supported||Fully supported|
|Custom Rules||Fully supported||Unknown|
|HTTP/2 Protocol||Fully supported||Fully supported|
|SPDY Protocol||Fully supported||Not supported|
|Raw Access Logs||Unknown||Fully supported|
|Real time statistics||Fully supported||Fully supported|
|Online signup||Fully supported||Not supported|
|API||Fully supported||Purge, Statistics, Configuration Management|
|Shared SSL Certificates||Fully supported||Unknown|
|Custom SSL Certificates||Fully supported||Unknown|
|Wildcard SSL Certificates||Not supported||Unknown|
|Support||FAQ, Ticket, Chat support||24⁄7 Phone and Email support|
|Video On Demand (VoD)||Unknown||Fully supported|
|RTMP Streaming||Unknown||Fully supported|
|Multiple CDNs||Not supported||Not supported|
|CDN balancing tech||Fully supported||Fully supported|
|Storage||Not supported||Additional costs|
|Global flat fee||$0.06 to $0.02 per GB||N/A|
|NA/EU Traffic (low volume)||N/A||N/A|
|NA/EU Traffic (high volume)||N/A||N/A|
StackPath is a CDN provider head quartered in Dallas, Texas and has multiple offices across the U.S. StackPath was created after a large investment from ARBY Partners. Since then Stackpath has aqcuired Highwinds, and MaxCDN.
StackPath is highly focused on internet security as a CDN, and is positioned as a Security-as-a-Service providing many built-in options including a Web Application Firewall, DDoS mitigation, and many physical security measures at their data centers.
CDNetworks has been around since 2000, and is currently headquartered in Seoul. The company has raised capital with Shinhan Private Equity, Goldman Sachs and Oak Investment Partners, and acquired CDN competitor Panther Express in 2009. The company was bought by Japanese Telco KDDI in 2011. The provider has 169 points of presence (PoPs) worldwide.
CDNetworks offers the usual services within the CDN ecosystem, such as DDoS protection, cloud storage, Web Application Firewall (WAF), managed DNS with load balancing and video acceleration.
The CDN provider has a strong presence in emerging Internet markets such as China, Russia, India and South America. The company operates in mainland China and has been doing so for over 10 years. Currently, CDNetworks has 21 PoPs within China, which are mostly concentrated in the east of the country. The company is licensed by the Chinese government, and their CDNetworks China Acceleration service can be an alternative to homegrown CDN providers ChinaNetCenter and ChinaCache.
Similar to China acceleration, CDNetworks has a special focus on Russia. With 16 PoPs across the country, and a partnership with network operator MegaFon, CDNetworks offers a broad range of delivery services in Russia.