Company snapshot

CategoryBT (British Telecom)Rackspace
Statusactiveactive
Founded
Headquarters
Website
Docs

Overview

BT (British Telecom), founded in 1846, is a major UK telecommunications provider offering CDN services through its edge infrastructure. It leverages the Streaming Video Alliance’s Open Caching technology, developed with Cisco and Qwilt, to deliver content for 8K video and AR/VR applications. The service targets enterprise customers, particularly those needing high-capacity video delivery. BT operates under its EE brand for mobile services and Openreach for broadband infrastructure. Its CDN is designed to handle modern streaming demands, serving media companies and large-scale businesses.
Rackspace Technology, founded in 1998, offers a content delivery network (CDN) designed to accelerate content delivery by caching assets closer to users. The service integrates with Rackspace’s broader cloud offerings, including Cloud Files, and supports businesses needing reliable content distribution. It is primarily used by enterprises leveraging Rackspace’s managed cloud services, particularly those with complex infrastructure needs. The CDN is built to reduce server load and improve user experience through global content distribution.

Network & Architecture

BT’s CDN uses a global network with points of presence (PoPs) integrated into its extensive telecom infrastructure, though specific PoP counts are not publicly disclosed. It employs Open Caching to turn existing telecom infrastructure into a federated CDN, optimized for low-latency delivery of high-bandwidth content like 8K video. The network benefits from BT’s EE mobile coverage, reaching over 99% of the UK population, and Openreach’s fibre backbone. It has strong regional presence in EMEA, particularly the UK, with peering optimized for European traffic. Coverage in APAC, LATAM, or other regions is less emphasized.
Rackspace CDN operates a global network with points of presence (POPs) across North America, EMEA, APAC, and Latin America, though specific POP counts are not publicly detailed. It leverages partnerships with major cloud providers and uses Akamai’s infrastructure for content delivery. The service is optimized for integration with Rackspace’s cloud storage but may have limited flexibility for standalone CDN use. Its global footprint ensures low-latency delivery for enterprise customers, with a focus on North America and EMEA.

Feature comparison

FeatureBT (British Telecom)Rackspace
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

BT’s CDN pricing is enterprise-focused, typically requiring custom contracts rather than pay-as-you-go or public per-GB rates. No free tier or public pricing details are available. Interested parties must contact BT’s sales team for quotes, as pricing is tailored to large-scale deployments.
Rackspace CDN operates on an enterprise-only model, with pricing typically bundled into broader Rackspace cloud contracts. No public per-GB pricing is available, and there is no free tier or pay-as-you-go option. Custom pricing requires contacting Rackspace sales for quotes tailored to enterprise needs.

Integrations & DevEx

BT provides an API-first interface for managing CDN configurations and accessing real-time logs. Documentation is available at https://www.bt.com/about/developers. There is no public mention of Terraform support, SDKs, or specific CI/CD integrations. The focus is on enterprise integrations for media delivery, with limited emphasis on developer-centric tools or migration utilities.
The CDN provides a robust API for managing services, with documentation available at https://docs.rackspace.com/docs/cdn. It supports programmatic control over caching, domains, and content refreshes. Real-time logs are available for monitoring, but there’s no public support for Terraform, SDKs, or CI/CD integrations. Migration tools are limited, primarily designed for integration with Rackspace’s Cloud Files.

When it fits

  • Enterprises needing high-capacity video delivery, especially for 8K or AR/VR content, leveraging BT’s telecom infrastructure.
  • UK-based businesses requiring strong regional performance with EE and Openreach integration.
  • Organizations seeking custom enterprise CDN solutions with direct support from a legacy telecom provider.
  • When it fits:
  • Enterprises already using Rackspace’s cloud services, seeking seamless CDN integration.
  • Businesses needing global content delivery with a focus on North America and EMEA.
  • Teams requiring API-driven CDN management and real-time logging.
  • When it doesn’t:
  • Small businesses or startups looking for pay-as-you-go or free-tier options.
  • Users needing advanced security features like WAF or DDoS protection.
  • Organizations prioritizing edge compute or video-specific CDN capabilities.

When it doesn’t

  • Small to medium businesses looking for pay-as-you-go or transparent pricing models.
  • Developers needing extensive edge compute, serverless functions, or advanced security features like WAF or DDoS protection.
  • Companies prioritizing global coverage outside EMEA, as BT’s network focus is heavily UK and Europe-centric.

History & Notes