# Espysys, €98 monthly: Email verification API

> The Phone Vs IP Validator API verifies the connection between a phone number and IP address or email domain, supporting geolocation checks and domain validation to enhance fraud and identity detection

Espysys's email verification API on its Combo plan. It costs $1,125.30 per 1,000 emails. It returns 1 of the 6 key fields we check: Address.
€1,000.00 per 1,000 emails is $1,125.30 at the European Central Bank's rate of $1.1253 for €1.
We haven't run Espysys through [our email verification API benchmark](https://datacircle.dev/best-email-verification-api.txt) yet.
Half of the 3,338 plans we rank by price cost $1.98 per 1,000 emails or less. 6 of the 3,338 plans cost more per 1,000 emails than this plan.
[treg's top-up from $10](https://datacircle.dev/validate-email-apis/treg/top-up-from-10/llms.txt) is the cheapest paid plan per 1,000 emails: $0.00 on average. treg asks one provider after another until one answers. You pay $68.365 per 1,000 emails when no provider answers.
[Disify's $9 monthly plan (/email)](https://datacircle.dev/validate-email-apis/disify/9-monthly-starter-post-email/llms.txt) covers any number of emails. Disify's $9 monthly plan costs less up front than treg's top-up from $10.
[MailTester Ninja](https://datacircle.dev/validate-email-apis/mailtester-ninja/23-99-monthly/llms.txt), [Enrich.so](https://datacircle.dev/validate-email-apis/enrich-so/499-monthly/llms.txt) and [GetProspect](https://datacircle.dev/validate-email-apis/getprospect/369-pack/llms.txt) are the best email verification API providers in our benchmark.

- This page: https://datacircle.dev/validate-email-apis/espysys/98-monthly
- [Email validation API: 160+ providers compared](https://datacircle.dev/best-email-verification-api.txt)
- Get it: https://espysys.com/pricing/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Request: `POST https://irbis.espysys.com/api/developer/ip_phone_verification`
- API key: with the plan, on https://espysys.com/pricing/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Its API docs: https://api-docs.espysys.com/phone-vs-ip-validator?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- Sold by: Espysys (https://espysys.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing)
- Checked: 2026-11-04

## In the answer

- Completeness: 17%
- Address: ✓

## Price

- $ per 1,000 emails: $1,125.30
- Per: call
- Billing: monthly
- $ a month: $110.28

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Phone Lookup · BreachScan · Email Lookup · Name WebScan · Psychological Portrait · Phone Bulk Lookup

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: The Phone Vs IP Validator API verifies the connection between a phone number and IP address or email domain, supporting geolocation checks and domain validation to enhance fraud and identity detection

## Data

- Keep data: no limit
- Use data: 1.3 Restrictions: You may not reverse engineer, copy, sublicense, resell, or misuse the System. Unauthorized sharing, system tampering, or illegal use is strictly prohibited. [...] 3.3 Ensure all data processing is legal and compliant with privacy laws.

## Plan

- Pay: €98
- You get: 980 credits a month
- Enough for: 98 calls a month
- Expires: unused quotas expire monthly

## Rate limit

- Per second: 0.033
- Batch: 1

## Speed

- Answer: by polling

## The call

- You send: lookupType "email_domain_validator", value.email, lookupId
- Method: POST
- Path: /api/developer/ip_phone_verification

## About the plan

- Plan: Combo
- Who can get it: anyone

## The 5 fields the plan's answer can hold

criteria, lookup type, request status, sources, email validator status

## Espysys's plans (4)

- [Espysys, €98 monthly](https://datacircle.dev/validate-email-apis/espysys/98-monthly/llms.txt): $1,125.30 per 1,000, 17% complete
- [Espysys, €450 monthly](https://datacircle.dev/validate-email-apis/espysys/450-monthly/llms.txt): $900.24 per 1,000, 17% complete
- [Espysys, €1,056 yearly](https://datacircle.dev/validate-email-apis/espysys/1056-yearly/llms.txt): $1,010.473 per 1,000, 17% complete
- [Espysys, €4,860 yearly](https://datacircle.dev/validate-email-apis/espysys/4860-yearly/llms.txt): $810.216 per 1,000, 17% complete

## Espysys's calls for this API (1)

- `POST /api/developer/ip_phone_verification`: [Espysys, €98 monthly](https://datacircle.dev/validate-email-apis/espysys/98-monthly/llms.txt)

## Espysys's APIs (7)

- [Espysys: people enrichment API pricing, 3 plans](https://datacircle.dev/person-enrichment-apis/espysys/500-pack/llms.txt)
- [Espysys: phone validation API pricing, 5 plans](https://datacircle.dev/validate-phone-apis/espysys/500-pack/llms.txt)
- [Espysys: reverse email lookup API pricing, 5 plans](https://datacircle.dev/reverse-email-lookup-apis/espysys/500-pack/llms.txt)
- [Espysys: Instagram profile API pricing, 3 plans](https://datacircle.dev/instagram-profile-apis/espysys/500-pack/llms.txt)
- [Espysys: email verification API pricing, 4 plans](https://datacircle.dev/validate-email-apis/espysys/98-monthly/llms.txt)
- [Espysys: company enrichment API pricing, 2 plans](https://datacircle.dev/company-enrichment-apis/espysys/450-monthly/llms.txt)
- [Espysys: web scraping API pricing, 2 plans](https://datacircle.dev/web-scraping-apis/espysys/450-monthly/llms.txt)

## Espysys: email verification API alternatives

- [lemlist, $109 monthly](https://datacircle.dev/validate-email-apis/lemlist/109-monthly/llms.txt): $272.50 per 1,000, 33% complete, live
- [Twilio SendGrid, $1,099 monthly, Pro 2,500,000 emails/mo, POST /v3/validations/email](https://datacircle.dev/validate-email-apis/twilio-sendgrid/1099-monthly-pro-2500000-emails-mo-post-v3-validations-email/llms.txt): $439.60 per 1,000, 50% complete, stored
- [Interzoid, $20 monthly, Starter Plan, GET /emailtrustscore](https://datacircle.dev/validate-email-apis/interzoid/20-monthly-starter-plan-get-emailtrustscore/llms.txt): $500.00 per 1,000, 50% complete, stored
- [MailerSend, $525 monthly, Professional 500K emails/month, POST /email-verification/verify-async](https://datacircle.dev/validate-email-apis/mailersend/525-monthly-professional-500k-emails-month-post-email-verification-verify-async/llms.txt): $1,312.50 per 1,000, 33% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-04.

- https://api-docs.espysys.com/phone-vs-ip-validator?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://api-docs.espysys.com/phone-vs-ip-validator/headers-and-body?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://api-docs.espysys.com/phone-vs-ip-validator/request-response-data?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://api-docs.espysys.com/phone-vs-ip-validator/search-response-schema?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://api-docs.espysys.com/requests-endpoints?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://espysys.com/irbis-api/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://espysys.com/pricing/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing
- https://espysys.com/terms-of-use?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-verification-api-pricing