A validation API answers one question per field: is this real, and is it well formed. Emails, phone numbers, VAT and IBAN numbers, postcodes — checked against live registries and format rules before the bad record reaches your database.
Also called a verification API, data quality API or data cleansing API20 services in this categoryCheck an email address for disposable-domain signals and a confidence score. Filter throwaway signups using MX, blocklist, entropy, and domain age data.
Verify an email address and get a boolean deliverability result. Reject disposable domains before MX checks for cleaner signups and lists.
Query A, AAAA, MX, NS, TXT, CNAME, or PTR records for a host. Get structured answers with status, addresses, names, TXT, MX, or reverse DNS targets.
Check a webpage’s structured data and metadata from a URL. Returns JSON-LD, microdata, Open Graph, Twitter card, and SEO summary fields.
Scan text for email addresses asynchronously. Submit content, then check job status for a result array of detected email strings.
Validate any email address and get a structured report with syntax, MX, disposability, reachability, and a 0–100 deliverability score.
Detect phone numbers in text and get parsed matches back asynchronously. Useful for validating forms, chat logs, and imported records.
Create disposable inboxes, read incoming messages, and delete mailboxes. Useful for sign-up testing, QA, and short-lived verification flows.
The question you arrived with, and the endpoint that answers it.