Company snapshot
| Category | CDNSun | PageCDN |
|---|---|---|
| Status | active | active |
| Founded | — | — |
| Headquarters | — | — |
| Website | — | — |
| Docs | — | — |
Overview
CDNSun, founded in 2012, is a content delivery network provider based in Prague, Czech Republic. It offers services like website acceleration, video streaming, and software delivery through a network of over 50 points of presence (PoPs) worldwide. Its customer base includes businesses seeking cost-effective CDN solutions, particularly small to medium-sized enterprises. CDNSun emphasizes affordability with a pay-as-you-go model and a 15-day free trial. The service supports HTTP/2 and provides free shared SSL on its *.r.worldssl.net domain.
PageCDN, rebranded as SimpleCDN in 2025, is a content delivery network that combines public and private content delivery to optimize web performance. It serves developers and businesses seeking to accelerate website loading times, particularly for open-source JavaScript, CSS, and font libraries. The service emphasizes easy integration and affordability, targeting small to medium-sized businesses and individual developers. Its network supports global content delivery with a focus on performance enhancements like image optimization and HTTP/3 support.
Network & Architecture
CDNSun operates more than 50 PoPs across five continents, including locations in North America (e.g., Atlanta, Chicago, Dallas), Europe (e.g., Amsterdam, Frankfurt, London), Asia (e.g., Hong Kong, Singapore, Tokyo), South America (e.g., Sao Paulo), and Australia (e.g., Sydney). All edge servers use SSD drives for faster data access and have redundant connectivity to robust internet networks. The network supports global content delivery with a focus on reducing latency for websites and streaming services. Specific routing or peering details are not publicly disclosed, but the provider claims strong performance for global audiences.
PageCDN operates a global network with an expanded set of edge locations, though specific POP counts are not publicly detailed. The service leverages a hybrid approach, combining public and private CDN capabilities to reduce latency and improve performance. It has a strong presence in North America, Europe, and Asia-Pacific, with less emphasis on regions like Africa or Latin America. Routing and peering details are not extensively documented, but the service prioritizes developer-centric use cases with straightforward integration.
Feature comparison
| Feature | CDNSun | PageCDN |
|---|---|---|
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
CDNSun uses a pay-as-you-go (payg) model with no monthly or setup fees. A 15-day free trial (free-tier) is available for all services. Pricing is transparent, with custom options for high-volume users, but specific per-GB rates are not publicly listed. SMB-friendly pricing targets smaller businesses. The official pricing page is https://cdnsun.com/pricing/.
PageCDN, under SimpleCDN, uses a pay-as-you-go model with plans starting at $5/month. A free tier is not explicitly advertised, but affordable pricing targets SMBs and developers. Specific per-GB pricing is not publicly listed, but the model emphasizes flexibility without long-term commitments. See details at https://www.simplecdn.com/pricing.
Integrations & DevEx
CDNSun offers an API-first approach for managing CDN services, including access to real-time logs. It provides integration support via a dashboard and API, with 24/7 technical support through email, phone, and live chat. No specific Terraform or CI/CD integrations are documented. The service includes tools for testing performance gains, such as ping tests and downloadable test files (1 MB and 20 MB).
PageCDN supports API-first integration, enabling developers to automate content delivery tasks. Real-time logs are available for monitoring performance. It lacks support for Terraform, SDKs, or advanced CI/CD integrations, focusing instead on simple, developer-friendly APIs. Documentation is accessible and covers common use cases for JavaScript, CSS, and font delivery.
When it fits
- Small to medium-sized businesses needing affordable, pay-as-you-go CDN services with a free trial.
- Companies targeting global audiences with video streaming or software delivery needs.
- Developers seeking an API-driven CDN with real-time logs for monitoring.
- Small to medium-sized businesses or developers needing a cost-effective CDN for static assets.
- Projects requiring fast integration with open-source libraries like JavaScript and CSS.
- Use cases prioritizing image optimization and HTTP/3 for modern web performance.
When it doesn’t
- Enterprises requiring advanced security features like WAF, DDoS protection, or bot mitigation.
- Businesses needing specialized edge compute, key-value storage, or advanced video features like DRM.
- Users prioritizing extensive integrations with Terraform, CI/CD pipelines, or specific cloud platforms.
- Enterprises needing advanced security features like WAF, DDoS protection, or bot mitigation.
- Applications requiring robust video streaming (VoD or live) or DRM support.
- Organizations targeting regions with limited POP coverage, such as Africa or Latin America.
History & Notes
—
—