India's fastest email verification API100 free credits

Stop bad emails from
killing your deliverability

Real-time SMTP verification API built for Indian businesses. INR pricing, GST invoices, Razorpay billing. Verify any email in under 2 seconds.

Start verifying free View API docs

terminalREST API

# Verify an email instantly

curl "https://api.mailguard.in/v1/verify?email=ravi@acme.com"

-H "x-api-key: mg_live_••••••••••••"

# Response — 1.3s

{

"status": "valid",

"score": 94,

"is_disposable": false,

"mx_record": "mail.acme.com"

}

99.2%

Accuracy rate

<1.5s

Avg response

₹1.20

Per 1K emails

300+

Disposable domains

Built to scale
with your business

From a single sign-up form to 2 million emails a month — MailGuard handles it all with INR pricing, GST invoices, and a dedicated engine that never sleeps.

Start for free →

Features

Everything to keep your lists clean

Built from scratch for Indian businesses. Not a wrapper around a US product.

Real-time SMTP

Full handshake verification. Not just DNS. Actual mailbox existence confirmed in under 2 seconds.

Anti-block engine

Triple IP rotation, per-domain rate limiting, catch-all detection, greylisting retry — built in.

India-first

INR pricing, GST invoices, Razorpay & UPI billing. No USD conversion, no hidden charges.

Bulk at scale

Upload 100K emails as CSV or Excel. Download enriched results with status, score, MX record.

Developer API

Clean REST. API key auth. JSON responses. Webhooks. SDKs coming soon.

Data in India

Processed on Indian-region servers. DPDP-ready. Your data never leaves Indian jurisdiction.

Pricing

Simple INR pricing

No USD conversion. GST invoice every month. Cancel anytime.

Starter

₹499/mo

5,000 emails/month

5K emails/month
Real-time API
GST invoice
Email support

Get started

Start verifying in 2 minutes

100 free credits. No credit card. API key in seconds.

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Stop bad emails fromkilling your deliverability

Built to scalewith your business