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Email Verification API

Build trust and get valuable data through email verification

Validate an email ID through detailed personal and company data including the email's status (valid or invalid), account details, domain information, SMTP provider, and demographic details like gender, country, and city.

lineline

20+

output data fields

100M+

emails verified

<5s

API response time

Trusted by industry leaders

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Emails are the easiest way to trust your user

Build trust, onboard with confidence, and collect genuine emails — all in seconds

Onboarding

Make your user onboarding quick and safe

Prevent fake or misspelled email addresses during sign up and keep bad players at bay. Detect and prevent sign up with multiple accounts with duplicate email IDs

Email lists

Keep your email lists clean and reliable

Verify identities by capturing only verified email addresses. Get details if an email ID is non-existent, inactive, disposable, or mistyped, and never lose a lead again.

Info

Get personal and company info

Enter the email address provided by the user and extract personal details and company information like legal name, phone number, EIN, two digit company SIC and NAICS codes.

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Know everything about an email ID and the account associated with it

Smooth email verification

Input

  • Email address of the person or organization to be verified.

Output

  • Email is valid and active.
  • Email domain is legitimate.
  • Online presence and digital footprint.
  • Domain is associated with the claimed organization.
  • Total number of employees in the organization.
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Why Signzy?

Let Signzy be your partner against fraud - It’s our job to keep you secure while you scale

Meet Us

Meet us where you work

We are flexible and integrate easily with your existing or aspiring tech stack.

Grows

Grows with you

Our support and functionality always scales with your business and needs.

Tech First

Tech first, not trend-first

We were using AI and ML for verification before they were buzzwords in the industry.

Non-compliant

Never non-compliant

Our teams work dedicatedly on global + local regulations, so you never go to bed worrying about compliance.

Data, Privacy

Privacy-friendly

We are in the business of both data and trust, which means your information is always safe with us

User first

User first, always

We help you reduce drop offs and strike the delicate balance between speed and security

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1 email account - endless use cases

Signzy’s Email Validation API has a wide range of use cases across domains

Banking, Financial Services, and Insurance (BFSI)

  • Fraud Prevention:
Validate customer email addresses during account creation to prevent fraudulent activities.
  • KYC Compliance:
Cross-check email validity as part of the "Know Your Customer" process.
  • Transaction Notifications:
Ensure secure delivery of transaction alerts and statements.

Client & Customer Management

  • Onboarding New Clients:
Verify email addresses during the client onboarding process to ensure valid communication channels.
  • Credential Verification:
Confirm the legitimacy of client email addresses to prevent impersonation or fraud.
  • Account Recovery:
Ensure emails provided for password resets are valid and active.

Vendor and Partner Management

  • Vendor Verification:
Validate vendor email addresses to ensure seamless communication and minimize the risk of phishing or fraudulent vendors.
  • Partner Communication::
Verify email addresses of business partners for reliable and secure exchanges.

Recruitment & Hiring

  • Candidate Verification:
Validate email addresses submitted by job applicants to ensure they are valid and active, reducing the chances of fraud or miscommunication.
  • Application Tracking:
Ensure accuracy in applicant data for efficient communication and status updates.

Legal and Compliance

  • Stakeholder Verification:
Validate the email addresses of stakeholders to ensure compliance with regulations.
  • Audit Trail:
Ensure the validity of email records for accurate legal and audit documentation.

Technology and SaaS

  • User Registration:
Verify emails during user sign-up to reduce fake or inactive accounts.
  • Subscription Management:
Ensure valid email addresses for subscription-based services to improve customer retention and communication.

E-Commerce and Retail

  • Order Confirmation:
Ensure email addresses provided during checkout are valid to avoid issues with order receipts and tracking notifications.
  • Promotional Campaigns:
Optimize email marketing efforts by ensuring all recipients have valid email addresses, improving deliverability and engagement rates.
Safe and secure email verification
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Build your end-to-end identity verification stack

Your business is unstoppable - so why should we stop at email verification?

Phone verification

Send personalized OTP messages through SMS, emails, and voice notes to your users to authenticate account opening and transaction processes easily.

Domain verification

Verify a domain and ensure business legitimacy and status. Extract essential information like legal name, founding year, location, contact details, business operations, etc.

Business Verification

Build trusted business relationships with UBO checks, document extraction, database validation, background checks, AML screening, and much more.

Identity Verification

Onboard users with confidence with Signzy’s foolproof KYC system. ID checks, biometric verification, criminal screening, all work together to build dynamic user risk profiles.

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Integrate once. Validate endless emails.

Integrate the API during lunch hour, customize based on your needs, and go live within 2-4 weeks

Integrate your email verification API of Signzy




































FAQ

What is the Email Verification API?

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How does the Email Verification benefit my business?

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In which countries is the Email Verification API available?

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How does the API help in reducing fraud?

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Is the Email Verification API compliant with global data protection regulations?

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What is the response time of the API?

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How can I get support if I encounter issues with the API?

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