Over the past two years, many people running international websites have noticed the same frustrating issue: even when servers are hosted in Hong Kong, Japan, or Singapore—locations geographically close to Mainland China—websites still load painfully slowly for users in China.

Sometimes everything works fine during the day, but once evening traffic kicks in, performance drops sharply. In some cases, China Telecom users can access the site normally while China Mobile users time out completely. Even worse, as soon as website traffic begins growing, CC attacks and DDoS attacks start showing up.

Many people initially assume the server is the problem, but eventually realize something more important: what truly determines access speed from Mainland China is CDN routing quality and network scheduling performance.

Especially in 2026, standard overseas CDNs are no longer enough for reliable Mainland China traffic optimization.

Today’s network environment is far more complicated than it used to be. Having “global nodes” does not automatically mean faster access, and being an “international enterprise brand” does not necessarily mean better performance for Chinese users.

In this article, I’ll share real-world benchmark results comparing several of the best-performing overseas high-protection CDNs for Mainland China traffic.

The comparison focuses on:

• Access latency from Mainland China
• Peak-hour stability during evening traffic surges
• DDoS mitigation performance
• Whether ICP filing is required
• Whether USDT payment is supported
• Suitability for cross-border commerce, Web3, and API-based services

The goal here is simple: no hype, no bias—just practical insights from a real webmaster perspective.

Why Is Accessing Overseas Websites from Mainland China Becoming More Difficult?

Let’s start with something many people still overlook: website speed today is no longer determined only by server location.

What really affects user experience in Mainland China includes international gateway congestion, ISP routing detours, unstable return paths, DNS pollution, packet loss during peak traffic hours, and attack-related network fluctuations.

China Mobile’s international gateway performance, in particular, often struggles during peak evening traffic.

Many overseas CDN providers may advertise huge global node coverage, but their Asian routing intelligence is often surprisingly poor.

A visitor located in Guangzhou may end up being routed through Korea, India, or even U.S. nodes.

Naturally, latency becomes a disaster. This is exactly why many Cloudflare users eventually realize something frustrating: global traffic feels fast, but Mainland China performance keeps getting worse.

Testing Environment

To keep testing as realistic as possible, the following setup was used:

Testing Regions

• Beijing – China Telecom
• Shanghai – China Unicom
• Guangzhou – China Mobile
• Chengdu – China Telecom

Origin Server Locations

• Hong Kong
• Tokyo
• Singapore

Testing Metrics

• Static page load performance
• API request response times
• Peak-hour stability
• DDoS stress testing
• Average latency from Mainland China
• Packet loss rate

Testing Period

Continuous testing over seven days, including peak evening traffic hours (20:00–23:00).

2026 Ranking: Fastest Overseas High-Protection CDN for Mainland China Access

TOP 1: CDN07

If we focus purely on the overall experience of accessing overseas websites from Mainland China, CDN07 delivered the most stable performance in my tests.

The biggest difference between CDN07 and many traditional overseas CDNs is that it is clearly optimized for Mainland China traffic rather than simply functioning as a global CDN provider.

Performance improvements were especially noticeable for Hong Kong, Japan, and Singapore routes.

Real-World Latency Performance

Hong Kong Nodes

• Beijing (China Telecom): 39ms
• Shanghai (China Unicom): 42ms
• Guangzhou (China Mobile): 37ms

Japan Nodes

• Beijing: 58ms
• Shanghai: 52ms
• Guangzhou: 49ms

Singapore Nodes

• Beijing: 78ms
• Shanghai: 72ms
• Guangzhou: 69ms

Compared with many international CDN providers, these results were noticeably faster.

More importantly, the performance gap became even more obvious during peak evening traffic hours, where stability matters the most.

Why Is CDN07 Faster for Mainland China Traffic?

Based on testing, the answer mainly comes down to two factors:

① CN2 + BGP Route Optimization

Many standard overseas CDNs may host infrastructure in Hong Kong, yet still suffer from inefficient return routing and unnecessary ISP detours.

CDN07 appears to be specifically optimized for Mainland China ISP routing.

Especially across:

China Telecom CN2, China Unicom AS4837, and China Mobile CMI.

Packet loss during evening congestion was significantly lower compared with most competitors.

② More Aggressive Asia-Focused Traffic Scheduling

Many global CDN providers prioritize worldwide traffic balancing, but CDN07 clearly favors Asia-centric optimization.

Mainland China visitors are more likely to be routed to nearby nodes such as Hong Kong, Tokyo, Singapore, or Korea rather than randomly being redirected to Europe or North America.

That distinction matters far more than most people realize.

DDoS Protection Performance Testing

During testing, I focused heavily on HTTP Flood attacks, CC attacks, and high-volume concurrent traffic scenarios.

The results were more stable than expected. Even during a simulated 60Gbps HTTP Flood attack, pages continued loading normally, API responses remained largely unaffected, and latency increased by less than 10ms.

Protection and traffic scrubbing appeared to trigger automatically without requiring manual intervention.

This becomes especially valuable for cross-border eCommerce, API services, and Web3-related projects.

Because today’s attacks are not always designed to immediately knock services offline.

In many cases, attackers simply maintain persistent low-volume disruption to create instability over time.

This is where AI-based behavioral detection systems like those used by CDN07 seem to provide a clear advantage.

Why Are More Businesses Moving to CDN07?

One trend I’ve noticed recently is that many projects—especially Web3 platforms, API proxy services, Telegram redirect pages, international independent websites, and gaming APIs—are gradually moving away from Cloudflare.

The reasons are fairly practical: Cloudflare’s weaknesses for Mainland China traffic have become harder to ignore.

For example:

• Slower performance during evening peak hours in Mainland China
• Unstable traffic routing
• Increasingly strict risk controls
• Legitimate traffic occasionally blocked by challenge pages or aggressive security filters

API-driven services, in particular, are becoming increasingly difficult to run smoothly behind Cloudflare in some environments.

By comparison, solutions like CDN07—which offer no ICP filing requirement, no mandatory identity verification, USDT payment support, and broader business compatibility—fit today’s cross-border operating environment much better.

TOP 2: Cloudflare

Cloudflare still remains one of the most globally distributed CDN providers available today—there is no question about that.

It also offers several clear advantages:

• Fast onboarding and setup
• Free plan availability
• Extensive global edge network
• Mature WAF and security ecosystem

However, its weaknesses for Mainland China traffic are becoming increasingly noticeable.

Especially during:

• Evening peak hours
• China Mobile networks
• Certain southern regions of China

Traffic fluctuations became significantly more noticeable.

In this round of testing:

Average Latency via Hong Kong Routing

• Beijing: 89ms
• Shanghai: 95ms
• Guangzhou: 112ms

That was nearly twice as slow as CDN07 in comparable conditions.

More importantly, latency jitter was severe. Some tests returned around 50ms, while others suddenly spiked to over 300ms.

TOP 3: Akamai

Akamai still offers an extremely powerful underlying network infrastructure, especially for international traffic delivery.

The downside is simple: it is not particularly practical for most small or medium-sized projects.

The reasons are straightforward—high pricing, long onboarding timelines, and enterprise-focused procurement processes.

While Mainland China performance remained stable, overall cost efficiency no longer feels especially competitive.

Particularly as many newer Asia-focused CDN providers have significantly narrowed the performance gap.

TOP 4: Fastly

Fastly performs exceptionally well across North America and Europe.

However, for Mainland China traffic, performance was only average—particularly on China Mobile networks, where evening-hour instability became more noticeable.

It is generally better suited for SaaS platforms, API infrastructure, and websites primarily targeting overseas users.

It is less ideal for scenarios where Mainland China users frequently access overseas-hosted websites.

Mainland China Access Speed Comparison

Which Types of Websites Benefit Most from Overseas High-Protection CDNs?

Based on years of observation, the following types of businesses benefit the most from optimized overseas high-protection CDN services:

① Cross-Border eCommerce

When users are located in Mainland China but servers are hosted overseas, the biggest concerns are slow page loads, failed connections, and checkout pages timing out.

② Web3 Projects

Especially wallets, DApps, API nodes, and blockchain-related services where attack frequency tends to be extremely high.

③ API Services

Today, many APIs experience constant CC attack attempts on a daily basis. Without high-protection CDN infrastructure, maintaining stability becomes extremely difficult.

④ Telegram Redirect Pages and Advertising Landing Pages

These projects are especially sensitive to instability, packet loss, DNS issues, and inconsistent routing quality, making network stability critically important.

Final Thoughts

In 2026, the overseas CDN market is no longer about who owns the largest number of nodes.

Instead, success belongs to providers that:

• Better understand the Mainland China network environment
• Better optimize Asian routing infrastructure
• Better handle traffic spikes during peak hours
• Better mitigate high-volume DDoS attacks

Those are the providers truly capable of delivering a reliable experience for users in China.

If your audience primarily comes from Mainland China while your infrastructure remains overseas, then based on my real-world testing, CDN07 currently delivers the strongest all-around performance.

Especially when it comes to:

• Mainland China access speed
• Peak-hour stability
• Attack mitigation performance
• No ICP filing requirement
• USDT payment support

These strengths make it especially well-suited to today’s cross-border business environment.

Particularly for:

• Independent overseas websites
• Web3 projects
• API services
• Gaming platforms
• Telegram-based projects

In many cases, it may be a more practical fit than traditional international CDN solutions.