Domain ICP Filing Lookup
Look up domain ICP filing number, registrant entity and review date online
API Notice
Lookups use a third-party API. Please ensure the domain is filed with MIIT in mainland China.
Domain ICP Filing Lookup
Domain ICP Filing Guide
Learn ICP filing basics and lookup tips to use this tool correctly.
How to Use
- Enter a domain or a URL that contains a domain. The system will extract it and query the filing record.
- You can enter a domain with or without the www prefix, e.g. "baidu.com" or "www.baidu.com".
- Results are for reference only. Please refer to the MIIT site for authoritative data.
ICP Filing FAQ
Common questions about ICP filing to help you understand website filing requirements.
❓ What is ICP filing?
ICP filing is the regulatory filing for Internet information services in mainland China. According to the Administrative Measures for Internet Information Services, websites providing services within mainland China must complete ICP filing and obtain a filing number before going live.
Why ICP filing matters
- Legal operation: ensures lawful operation in mainland China
- Trust signal: improves user trust
- Regulatory requirement: meets government oversight requirements
🔄 What is the ICP number format?
An ICP filing number typically follows the pattern "Province abbreviation + ICP + digits + suffix", e.g. "京ICP备12345678号". It includes:
- Province abbreviation: indicates the filing entity's province (e.g. "京" for Beijing)
- ICP: fixed identifier
- Digits: 8-digit unique number
- Suffix: fixed ending
🔢 Which websites need ICP filing?
ICP filing is required in the following cases:
Filing required
- Websites hosted on servers located in mainland China
- Websites using mainland China domain services
- Websites providing services to users in mainland China
Filing not required
- Websites hosted overseas (e.g. Hong Kong, US)
- Websites operated entirely outside mainland China
⏱️ How long does ICP filing take?
Review time varies by region and case:
- Pre-review: usually 1-2 business days by the access provider
- Authority review: usually 10-20 business days by provincial telecom authorities
- Total: about 15-30 days for the full process
Note: websites are typically inaccessible during the filing period; plan ahead.
📝 What materials are needed for ICP filing?
Required materials depend on the filing entity type:
Individual filing
- ID card photos (front/back)
- Photo holding the ID card
- Verification form (signed)
- Domain certificate
Company filing
- Business license copy
- Legal representative ID card photos
- Website administrator ID card photos
- Verification form (stamped)
- Domain certificate
- Authorization letter (if the website administrator is not the legal representative)
🔍 How do I check a domain's ICP filing?
You can check ICP filing in these ways:
- Use this tool: enter the domain in the input above
- MIIT portal: visit the MIIT ICP filing system (beian.miit.gov.cn)
- Website footer: most sites display the ICP number in the footer