Company snapshot

CategoryCitrixVerizon Media (VMDS)
Statusactivedefunct
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.
Verizon Media (VMDS), originally Verizon Digital Media Services and formerly known as Edgecast, was a content delivery network (CDN) provider specializing in media and content delivery. Launched as a Verizon division, it served media companies and enterprises with scalable content distribution. In 2021, Verizon sold its media division, including VMDS, to Apollo Global Management, which rebranded it as Edgecast under Yahoo. In June 2022, Limelight Networks acquired Edgecast, forming Edgio. Edgio filed for Chapter 11 bankruptcy in September 2024, shutting down its CDN services on January 15, 2025. Select Edgecast assets were sold to Parler in February 2025 for $7.5 million.

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.

Feature comparison

FeatureCitrixVerizon Media (VMDS)
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.

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.

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.

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.

History & Notes

Verizon Media (VMDS) grew from Verizon’s 2013 acquisition of Edgecast, aiming to compete in media and ad tech. Despite $370 million in platform investment, it struggled against larger competitors. The 2021 sale to Apollo shifted its CDN to Edgecast, which merged with Limelight to form Edgio in 2022. Edgio’s bankruptcy in September 2024, due to accounting issues and debt, led to its CDN shutdown. Parler’s February 2025 acquisition of Edgecast assets supports its own platforms (Parler Social, PlayTV), with 120 former Edgio employees joining and a one-year IP license. The viability of Parler as a general CDN provider remains unclear.