Validate and score email addresses in real time — syntax, domain/MX, disposable, role-based and typo detection. Every check except SMTP, in a single fast call.

Validate and score email addresses in real time — syntax, domain/MX, disposable, role-based and typo detection. Every check except SMTP, in a single fast call.

A secure email validation API that checks format, domain configurations, and email risks, delivering actionable insights and reliability scores.

Test a regular expression against an input text and get every match with capture groups and named groups. Patterns run in an isolated worker with a hard time limit, so catastrophic patterns are stopped safely.

MockHero’s Mock Data API simplifies creating placeholder data, perfect for testing and development needs.

Validates email addresses for syntax, MX records, disposable domains, role-based addresses, and domain typos, then returns a weighted risk score and deliverability verdict. Supports single and batch validation.

Lender-grade solar+BESS pre-feasibility for African C&I. IRR, DSCR, sensitivity, carbon credits.

Edge case test data for QA and fuzz testing: Unicode, injection probes, boundary dates, float precision. 16 types, reproducible seeds, and every value explains what it breaks.

Generate realistic test data effortlessly with MockHero's Test Data Generator API, enhancing your development process.

Effortlessly generate dynamic test data on demand using MockHero's Dynamic Test Data API, optimizing your testing process.

Production-ready email validation API built with Go. Detect disposable emails, validate MX records, check domain reputation, WHOIS data, DNS analysis and risk scoring.

Boost student understanding with the EdTech Readability Improvement API designed for educational content.

Streamline complex information using the Technical Writing Technical Writing Readability API for clear communication.

Gain confidence with our Lender-Ready Financial Modelling API for seamless hybrid project financing.

Canonical injection test strings for checking your own escaping: SQL tautology, XSS, path traversal, template injection. Harmless probes, not working exploits. Reproducible seeds.

Fuzz testing input data for validation layers: malformed strings, boundary values, control characters. 16 field types, reproducible seeds; each value explains what it breaks.

Malformed and hostile string test data for input handling: control characters, null bytes, encoding edge cases. Reproducible seeds, and every value explains what it breaks.

Unicode test data for internationalization testing: combining marks, bidi overrides, ZWJ emoji, homoglyphs. Deterministic seeds, and every value explains what it breaks.

Integer and floating-point edge cases: int32/int64 limits, NaN, infinity, denormals, and IEEE 754 rounding. Deterministic seeds, and every value explains what it breaks.

QA test fixtures and CI seed data with reproducible seeds, so pinned test runs return identical rows every time. 16 field types, each value explaining what it breaks.

Boundary value test data for off-by-one bugs: int32 and int64 limits, max-length strings, empty values. Deterministic seeds, and every value explains what it breaks.

Date and time edge cases: Feb 29, DST gaps, year 2038, leap seconds, and quarter-hour UTC offsets. Reproducible seeds, and every value explains what it breaks.

Trust our Reliable Reliable Go Email Validator API to enhance your email marketing effectiveness every time.

Optimize your campaigns with the Marketing Tools Marketing Tools Go Email Validator API for verified email lists.

Streamline your SaaS applications with the SaaS SaaS Go Email Validator API for seamless email validation.