In Spain, accurately verifying the identities of citizens and foreign residents has become critical for businesses and government agencies. Banks, fintechs, telecom companies, and public organizations need reliable identity verification to prevent fraud, comply with KYC regulations, and ensure smooth operations.
Manual checks of DNI or NIE documents are slow, prone to errors, and resource-intensive. Automating this process not only speeds up verification but also delivers secure and trustworthy results. Verifik’s DNI/NIE validation API provides a real-time solution to streamline identity verification for Spanish citizens and residents.
Why DNI/NIE Verification Matters for Businesses in Spain
Every business that operates in Spain or serves Spanish citizens and foreign residents must ensure their users are who they claim to be. The DNI (Documento Nacional de Identidad) is the national identity card for Spanish citizens, while the NIE (Número de Identificación de Extranjero) is issued to foreign residents in Spain. Both documents serve as official identification for banking, legal, and commercial purposes.
Accurate verification of these IDs is crucial to prevent fraud, ensure compliance, and maintain trustworthy digital and physical transactions. Industries such as fintech, insurance, HR tech, and digital marketplaces rely on this validation to maintain trust and credibility while keeping operations smooth and secure.
Common Challenges in Manual DNI/NIE Verification
Organizations relying on manual DNI/NIE checks often face:
- Delays: Verification takes time, especially with large volumes of users.
- Human Errors: Manual processes increase the risk of mistakes or missed inconsistencies.
- Fraud Risk: Fake or expired documents can go unnoticed.
- Inefficient Onboarding: Slow verification affects customer experience and operational efficiency.
These challenges highlight the need for a reliable and automated DNI/NIE verification system.
Introducing Verifik’s DNI/NIE Validation API
Verifik’s DNI/NIE validation API provides a secure and automated way to verify Spanish citizens and foreign residents. By using the document type (DNI or NIE), document number, and expiration date, businesses can validate identities in real time.
Each API response is certified with a digital signature, ensuring the verification result is authentic and tamper-proof. This makes the API ideal for KYC, compliance, and fraud prevention processes.
Key Features of Verifik’s DNI/NIE Validation API
Here’s what makes Verifik’s API a game-changer for identity validation in Spain:
- Instant DNI/NIE Verification: Validate IDs instantly using the document number and expiration date.
- Real-Time Responses: Receive immediate results on the ID’s status, whether valid or invalid.
- Full Name Retrieval: Get verified names (including full name, first name, and last name) of individuals directly from reliable data sources.
- Developer-Friendly Integration: Works seamlessly with Node.js and Python.
- Error Handling & Status Codes: Clear responses for invalid numbers, expired IDs, or unauthorized requests.
- Certified Authenticity: Each response includes a digital signature, confirming that it’s certified by Verifik.
How Verifik’s DNI/NIE API Works
To verify a DNI or NIE, you need three parameters: documentType (DNIES/NIE), documentNumber, and date (expiration date). The API then returns:
- Verification status (valid or invalid)
- Full name and individual name details
- Document type and number
- Certified signature with timestamp
Why Choose Verifik’s API for Spain ID/Foreigner ID Validation
Verifik offers a reliable, secure, and scalable solution for DNI/NIE verification:
- Direct access to official records for accuracy
- Developer-friendly API with multi-language support
- Real-time validation with certified responses
- Scalable infrastructure for high-volume verification
Conclusion: Automate DNI/NIE Verification with Verifik’s API
Verifik’s DNI/NIE validation API makes verifying Spanish citizens and foreign residents fast, secure, and reliable. By integrating this API, businesses can reduce errors, improve efficiency, and provide a safer experience for their users.
Start using Verifik’s DNI/NIE validation API today and take the first step toward smarter, faster, and more secure identity verification. Get in touch with us today to get started!



