May 19, 2025Whether an app can still function after its domain is blocked depends on the app’s architecture and network request mechanisms. If the app relies on a blocked domain for communication, it may become inaccessible; however, if it uses IP addresses, backup domains, or local HOSTS mappings, it may still work. Below is a detailed analysis:
1. Does the App Rely on the Domain?
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Scenario 1: App Directly Relies on Blocked Domain
If the app communicates with the server via a blocked domain (e.g., api.blocked-domain.com) for tasks like data retrieval or user authentication without alternative mechanisms, it may fail in the blocked region, resulting in:
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May 17, 2025 It is possible to unblock a domain after it has been blocked, with technical errors potentially resolved in days, while severe violations may result in permanent bans. The likelihood and methods of unblocking depend on the specific situation. Prioritizing unblocking or switching to a compliant domain, combined with technical measures and content compliance, can minimize losses. Below is an analysis and possible solutions:
1. Identify the Reason for the Block
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- Content Issues: The website may contain sensitive content (e.g., political, adult, or gambling-related), triggering the Great Firewall’s filters.
- IP Association: The server IP the domain resolves to may be blacklisted, such as when shared with other blocked sites.
- DNS Pollution: The domain may be affected by DNS pollution, preventing proper resolution.
- Mistaken Block: Blocks may sometimes result from Great Firewall misjudgments or technical errors.
Recommendation: Check if the website content complies with mainland China’s laws and regulations; use tools like “GreatFire Analyzer” or “feige301.com” to test if the domain is blocked.
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May 16, 2025 A blocked domain can use 301 redirects, but this requires content cleanup, compliance with ICP filing, and careful technical execution to mitigate risks and transfer SEO weight. The effectiveness and specific steps depend on the situation. Below is a detailed analysis:
Role of 301 Redirects
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A 301 redirect (permanent redirect) can redirect traffic from the blocked original domain to a new, unblocked domain. This can help retain user access and search engine weight (e.g., SEO), but consider the following:
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