Company snapshot
| Category | Citrix | StackPath |
|---|---|---|
| Status | active | defunct |
| Founded | — | — |
| Headquarters | — | — |
| Website | — | — |
| Docs | — | — |
Overview
Citrix, through its NetScaler product line, offers content delivery network (CDN) and application delivery controller (ADC) solutions focused on secure and optimized application delivery. The company provides load balancing, traffic steering, and security features like web application firewalls (WAF) and DDoS protection. Citrix serves enterprises, particularly those requiring hybrid cloud and on-premises solutions. Its customers include large organizations in finance, healthcare, and government sectors. The NetScaler platform integrates with major cloud providers like Microsoft Azure and Amazon CloudFront.
StackPath was a content delivery network (CDN) and edge computing provider founded in 2015, offering services like content delivery, web application firewall (WAF), DDoS protection, and edge compute solutions. Headquartered in Dallas, Texas, it served enterprises and SMBs with a focus on static content delivery and security. The company ceased all operations and liquidated assets in June 2024, following the shutdown of its CDN services in November 2023. Customers included media, gaming, and web application providers before its closure.
Network & Architecture
Citrix NetScaler operates a global network with points of presence (PoPs) across North America, EMEA, APAC, and LATAM, though exact PoP counts are not publicly disclosed. The platform emphasizes intelligent traffic routing and load balancing, leveraging global server load balancing (GSLB) for optimal performance. It is designed for hybrid deployments, supporting both on-premises and cloud environments. Regional strengths include North America and EMEA, with growing presence in APAC. Limitations may include less focus on smaller-scale or developer-centric use cases compared to competitors like Cloudflare.
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Feature comparison
| Feature | Citrix | StackPath |
|---|---|---|
waf | ✓ | ✓ |
bot_mitigation | ✗ | ✗ |
ddos | ✓ | ✓ |
rate_limit | ✗ | ✗ |
http3_quic | ✗ | ✗ |
tls13 | ✓ | ✗ |
tiered_cache | ✗ | ✗ |
origin_shield | ✗ | ✗ |
instant_purge | ✗ | ✓ |
stale_while_revalidate | ✗ | ✗ |
stale_if_error | ✗ | ✗ |
image_optimization | ✗ | ✓ |
video_vod | ✗ | ✓ |
video_live | ✗ | ✓ |
drm | ✗ | ✗ |
hls_dash_packaging | ✗ | ✗ |
websockets | ✗ | ✗ |
signed_urls | ✗ | ✗ |
edge_compute | ✗ | ✓ |
functions | ✗ | ✗ |
kv_storage | ✗ | ✗ |
api_first | ✗ | ✓ |
realtime_logs | ✗ | ✓ |
log_push | ✗ | ✗ |
terraform | ✗ | ✗ |
Legend: ✓ = Supported, ✗ = Not supported, — = Not listed
Pricing
Citrix NetScaler operates on an enterprise-only model with pricing based on committed contracts or subscription tiers. No public pay-as-you-go (PAYG) or free-tier options are available. Pricing details are typically customized and require contacting Citrix sales. See https://www.citrix.com/buy/ for more information.
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Integrations & DevEx
Citrix NetScaler offers APIs for configuration and management but lacks Terraform support or extensive SDKs for developer workflows. It provides integration with Microsoft Azure and other cloud platforms for hybrid deployments. Real-time logs and analytics are limited compared to developer-centric CDNs like Fastly.
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When it fits
- Enterprises needing secure application delivery with robust WAF and DDoS protection.
- Organizations with hybrid cloud and on-premises infrastructure requiring advanced load balancing.
- Businesses integrating with Microsoft Azure or other major cloud providers.
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When it doesn’t
- Small businesses or startups looking for cost-effective, PAYG CDN solutions.
- Developers needing edge compute, real-time logs, or extensive API-driven workflows.
- Use cases requiring video streaming, image optimization, or other media-focused CDN features.
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History & Notes
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StackPath emerged as a consolidator in the CDN market, acquiring MaxCDN (2016) and Highwinds (2017) to bolster its offerings. Its SecureCDN product included WAF and DDoS protection, appealing to media and gaming sectors. Despite raising ~$400M, challenges like management turnover, lack of product focus, and competitive pressures led to its CDN exit in 2023 and full liquidation in 2024. Some customers reported pricing increases and declining support pre-closure.