Datacircle

IPAddress.to pricing: email verification API

IPAddress.to's siteThis page as plain textEmail validation API: 200+ verification providers comparedIPAddress.to: email verification API alternatives

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67% complete: 4 of the 6 fields on our checklistSee the 6 fields
$0.00per 1,000 emailsWe haven't run IPAddress.to through our email verification API benchmark yet.Half of the 4,039 plans we rank by price cost $1.999 per 1,000 emails or less. This plan and 59 others tie for the lowest price per 1,000 emails of the 4,039 plans. See the best free email verification API plan.Disify's $9 monthly plan (/email) covers any number of emails. Disify's $9 monthly plan costs less up front than treg's top-up from $10.pingutil, MailTester Ninja and Giggal are the best email verification API providers in the Datacircle benchmark.
Type a number to see the cheapest IPAddress.to plan for that many emails. The table below then sorts the other plans by what each costs.
Plan: Free IPAddress.to's only plan
Call: GET /email/{email_or_domain} IPAddress.to's only call for this API
API: Email verification API one of IPAddress.to's 3 APIs

About this item

  • Live. IPAddress.to checks the email when you call the API.
  • 4 of the 6 fields on our checklist. Address, Deliverability, Confidence, Company.
  • Nothing to pay. You get as many calls as you like.
  • One call. You send email_or_domain to GET /email/{email_or_domain}. The call returns whether the address takes mail.
  • Anyone can get it. Keep data: no limit. Use data: with conditions.

IPAddress.to: email verification API alternatives

IPAddress.to alternatives: other email verification API providers by price

We list other providers' plans closest to this plan in price per 1,000 emails. Each plan in the table gives live data.

This planIPAddress.to, freeMailTester Ninja, free, No tokenGiggal, free trial, POST /v1/verify-batchEnrich.so, free, POST /email-validationKaijuVerifier, free, POST /api/v1/jobs, Submit an async bulk job with the SMTP probeFindEmails.com, free
$ per 1,000 emails$0.00$0.00$0.00$0.00$0.00$0.00
Completeness67%50%67%50%50%67%
Billingfreefreefreefreefreefree
Pay$0$0$0$0$0$0
Enough forno limit300 calls a month1,000 results100 calls, once100 results a monthnot published
Freshnesslivelivelivelivelivelive
Who can get itanyoneanyone at least 18 years old, or the age of majority in their jurisdictionanyone aged 18 or overanyone 18 or over, on a new account, for an organization, someone with authority to bind itanyoneanyone

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-07.

  1. ipaddress.to
  2. ipaddress.to/api/docs/
  3. ipaddress.to/terms

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Address
  • Deliverability
  • Confidence
  • Name, not in the answer
  • Place, not in the answer
  • Company
Price
$ per 1,000 emails$0.00
Percall
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays fornothing else
Not found
$ per 1,000$0.00
In their words
Their pitchTrust score (0–100, higher is better) for an email address or a domain.
Data
Freshnesslive
What it checksmail servers, disposable domains, role addresses, mailbox
Keep datano limit
Use dataYou agree not to: Use the Service for any unlawful purpose or in violation of any applicable laws, Attempt to disrupt, overload, or impair the Service's infrastructure, Use automated tools to excessively scrape or crawl the Service beyond reasonable API usage, Circumvent any rate limits or access restrictions, Use the Service to harass, stalk, or harm other individuals, Misrepresent your identity or affiliation when using the Service. [...] The API is provided free of charge for reasonable use. We reserve the right to impose rate limits, restrict access, or require authentication at any time. [...] Information is provided "as is" for informational purposes only. [...] You may not copy, reproduce, or redistribute any part of the Service without prior written consent.
Plan
Pay$0
Enough forno limit
Rate limit
Batch1
Speed
Answerin the call
The call
You sendemail_or_domain
MethodGET
Path/email/{email_or_domain}
About the plan
PlanFree
Who can get itanyone
The 40 fields the plan's answer can hold

email address, domain, normalized email, apex domain, target type, trust score, rating, deliverability score, authentication score, reputation score, domain exists, has MX, null MX, MX hosts, MX resolves, SPF, SPF policy, SPF record, DMARC, DMARC policy, DMARC percentage, DMARC record, DMARC inherited, DKIM, DKIM selector, domain resolves, disposable, disposable via MX, role address, free provider, spam listed, abused TLD, random local part, subaddress, parked domain, mailbox, SMTP code, SMTP message, SMTP MX, factors

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