Validation

Validate and verify before bad data costs you. Check email syntax and deliverability, IBAN and SWIFT, tax and VAT IDs, phone numbers and more — the checks that stop a broken record reaching your system. Call any of them by API, priced per check.

Validation
Check an email address
free in your browser, RFC-correct
POST /verify/email-syntax$0.002
Validation
Verify an email exists
syntax, domain and MX
POST /verify/email-mx$0.002
Validation
Spot throwaway emails
block temporary signups
POST /verify/email-disposable$0.002
Validation
Find role emails
spot info@, admin@, free in your browser
POST /verify/email-role$0.002
Validation
Fix email typos
catch gmial.com free in your browser
POST /verify/email-typo$0.002
Validation
Clean your email list
verify your own subscribers
POST /verify/email-batch$0.002
Validation
Validate a phone number
normalise to E.164 in your browser
POST /verify/phone$0.002
Validation
Look up a phone carrier
country, carrier and line type
POST /verify/phone-carrier$0.002
Validation
Validate an IBAN
checksum and country format, in-browser
POST /verify/iban$0.002
Validation
Check a SWIFT/BIC code
format check, free in your browser
POST /verify/swift$0.002
Validation
Check an EU VAT number
verified against VIES
POST /verify/vat$0.002
Validation
Check a tax ID format
40+ countries, free in your browser
POST /verify/tax-id$0.002
Validation
Validate a card number
Luhn check, nothing ever stored
POST /verify/card-luhn$0.002
Validation
Detect a card brand
Visa, Mastercard, Amex in-browser
POST /verify/card-type$0.002
Validation
Locate an IP address
country, city and ASN
POST /verify/ip-geo$0.002
Validation
Detect VPN and proxy
flag datacenter and Tor
POST /verify/ip-vpn$0.002
Validation
Score bot traffic
how likely a request is automated
POST /verify/bot-score$0.002
Validation
Validate a URL
parse and normalise, free in your browser
POST /verify/url$0.002
Validation
Screen a link for danger
check URLs before the click
POST /verify/url-safe$0.002
Validation
Detect phishing
score an email or page for red flags
POST /verify/phishing$0.003
Validation
Detect injection attacks
flag SQLi and XSS in your browser
POST /verify/injection$0.002
Validation
Check password strength
entropy and time-to-crack, in-browser
POST /verify/password$0.002
Validation
Validate a postal address
parse and correct
POST /verify/address$0.003
Validation
Check a postal code
200+ countries, free in your browser
POST /verify/postal-code$0.002
Validation
Validate a barcode
EAN, UPC and ISBN check digits in-browser
POST /verify/barcode$0.002
Validation
Parse a user agent
browser, OS and device, in your browser
POST /verify/user-agent$0.002
Validation
Color contrast checker
test WCAG AA and AAA in your browser
POST /verify/color-contrast$0.002