🔍 Overseas Network Security Guide: Complete Analysis of IP Detection and Practical Anti-Leakage for WebRTC

Thorough Explanation of IP Check Limitations + Complete Resolution of Local WebRTC Leakage + Review of 11 Mainstream Detection Websites

⚠️ Debunking Myths: A Perfect Detection Score Does ≠ Mean Your Environment is One Hundred Percent Safe!

A common mistake beginners make: they open Whoer or Ping0, see a residential IP or 100% disguise score or a green light, and think they're "absolutely safe." Yet not long after, their account still triggers risk controls and gets banned. **This is because public detection sites only measure static parameters, while platforms (TikTok/Meta/Amazon/PayPal) use deep dynamic risk control algorithms.**

1. Detects risks where the website cannot capture “ real-time behavior ”:
Detection sites cannot identify you on the target platform Frequently switching accounts in a short time, drastically changing network environments, and high-frequency automated operations Wait for dynamic anomalies.

2. Detection websites have “ serious lag ” in their databases:
A IP that has been abused by cybercriminals may have already been blacklisted by the platform in the backend, but public IP detection websites may take weeks or even months to update their flagged data.

3. Different websites have inconsistent criteria and databases:
Using different underlying libraries such as MaxMind, IPinfo, IP2Location, etc., it is normal for the same IP to show as “ residential ” on Website A and “ datacenter ” on Website B.

⚙ The real key to security: self network configuration and leak prevention

“IP Purity is the foundation; personal configuration is the firewall. ” Whether the account is secure is 70% dependent on your local network anti-leak configuration:

1. Key defense: local WebRTC leakage (critical vulnerability)

Principle: WebRTC is a browser-built-in audio/video communication protocol that allows web scripts to bypass the proxy and directly query the local network interface for the real IP.
Risk: Even if you're using a proxy, the webpage can still detect your real domestic carrier IP, causing your account to be instantly flagged by risk control.
Solution: Set WebRTC to in fingerprint browser (AdsPower/Dolphin) “ Replace (Replace)”; enable in the proxy client TUN Mode。

2. Anti-fraud details: timezone, language, and DNS match

Using US residential IP, but the browser language is zh-CNThe system time zone is +8 (Beijing)or DNS resolving to domestic carriers, such mismatched behavior of “ putting the wrong label on the wrong thing ” is extremely easy for platforms to identify.

3. Isolation & Protection: fingerprint browser (one account, one machine, one IP)

Logging into multiple accounts in a regular browser shares software and hardware fingerprints. Using a fingerprint browser creates an independent virtual hardware environment for each account, enabling truly severed association.

🌐 11 Common IP and WebRTC Detection Websites Compilation

1. IP111 (ip111.cn) (troubleshoot routing/divergence, domestic vs. international exit comparison)

A single-page comparison of domestic access versus overseas node output for IP; proxy leaks or failed routing are instantly obvious.

👉 visits ip111.cn

2. IP Detection Network (ipjiance.net) (comprehensive environment and DNS dashboard)

Built for overseas users, intuitively displaying geolocation, proxy type, and DNS leak status.

👉 visits ipjiance.net

3. IPIP.LA (ipip.la) (minimalist high-precision domestic and international database)

Backed by the established precise database IPIP.NET, ad-free, with ultra-fast returns of current exit node and geographic attribution.

👉 visit ipip.la

4. Whoer.net (disguise score + WebRTC separate detection)

Includes 0-100% disguise score, independently lists WebRTC IP, timezone and language match.

👉 visit whoer.net

5. Ping0 (ping0.cc) (Residential/Data Center Attributes + Native Quality Assessment)

Clearly labels residential broadband, data-center IP, and dual ISP attributes—essential for account farming and risk screening.

👉 accesses ping0.cc

6. IPinfo.io (the authoritative ISP database called by global commercial giants)

Silicon Valley major risk control standard database, view type: isp or hosting Highly valuable for reference.

👉 visits ipinfo.io

7. Scamalytics (Fraud and Blacklist Risk Score)

Specialized in detecting IP historical violations/hacker/spam traffic scores (Fraud Score), lower is safer.

👉 visit scamalytics.com

8. IP2Location (veteran proxy /VPN recognition database)

Veteran database that clearly identifies whether a network belongs to Proxy / VPN / Data Center.

👉 visits ip2location.com

9. IPCheck.ing (multi-database aggregated comparison dashboard)

One-time display of multi-database data comparison and streaming unlock tests for MaxMind, IPinfo, and more.

👉 visits ipcheck.ing

10. MaxMind GeoIP2 (gold standard for e-commerce risk control industry)

The risk control library underlying Amazon and Shopify, with extremely high authority.

👉 visits maxmind.com

11. IP138 (domestic basic geolocation lookup)

A veteran domestic geolocation tool, suitable for checking local or domestic node attribution.

👉 visit ip138.com

🎯 practical troubleshooting four-step SOP summary

Step one (check for routing leak): Open ip111.cn confirm that the overseas node IP has switched to proxy IP, and there is no direct connection leak domestically.
Step two (check for WebRTC leak): Open whoer.net confirm that the WebRTC displayed in the IP column matches the proxy IP, without exposing the local real IP.
Step three (check residential attributes): Open ipinfo.io and ping0.cc confirm that the IP attribute is ISP residential broadband.
Step four (check black history): Open scamalytics.com confirm that Fraud Score score is in the low-risk green zone.