CDN77 hits 50 Tbps capacity milestone and outlines 400G Ethernet transition
CDN77 has announced that its global network capacity has crossed the 50 Tbps threshold, handling daily traffic peaks of up to 25 Tbps. To optimize costs and scale performance further, the CDN provider plans to transition its core points of presence (PoPs) to 400G Ethernet.
Key Takeaways
- Global network capacity reached 50 Tbps in early 2021, up from 45 Tbps in 2020
- Average latency across Europe reduced below 30 ms via a multi-circuit 100GE private backbone
- Current infrastructure supports a 97% cache hit ratio through Tier 1 peering and increased cache capacity
- Core PoPs in Marseille and Singapore are now linked by a 5,920-mile transoceanic cable
Why It Matters
CDN77’s leap to 50 Tbps and 400G readiness signals an aggressive push to compete with legacy giants on price and technical efficiency. By modernizing its core PoE with higher-density 400G ports, the company can handle the surge in 4K/8K streaming and live events while maintaining a lower cost-per-bit than rivals tied to older 100G architectures. This infrastructure expansion is critical as streaming video now accounts for over 50% of global internet bandwidth. Watch for CDN77’s 100 Gbps link-based ring deployment between U.S. and European PoPs as a primary indicator of its trans-Atlantic performance gains.
Additional Context
The transition to higher-capacity networking occurs as global internet traffic continues its steady climb. Per MarketReportsWorld in December 2025, global internet traffic rose approximately 17.2% in 2024, with nearly 72% of all traffic now carried via CDNs. This growth has forced infrastructure providers to move beyond 100G configurations. Dell’Oro Group reported in January 2024 that while Google, Amazon, and Meta lead the 400G market, Tier 2 and Tier 3 providers are increasingly adopting these higher speeds to keep pace with bandwidth-intensive AI and video workloads. Technological pressure is also mounting from the next generation of hardware. Dell’Oro Group forecasts that 400G and 800G speeds will achieve more than 40% penetration by 2027. This shift is essential for the media and entertainment sector, which according to Precedence Research, accounted for 41% of CDN revenue in 2024. As providers like CDN77 scale, they face a market where Akamai still commands a 12% mindshare as of June 2026, though smaller players are gaining ground by focusing on developer-centric features and simplified pricing models. The competitive landscape is further tightening following the exit of major players. Per PR Newswire in February 2026, the bankruptcy and subsequent shutdown of Edgio in early 2025 has redistributed significant traffic volumes among remaining high-capacity providers. This consolidation underscores the importance of network resilience and the 97% cache hit ratios cited by CDN77, as platforms now prioritize stability over raw coverage to secure long-term contracts with enterprise streaming clients.
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