6 services carry this tag in their source record. Tags come from the provider, not from us — a tag is a claim about what the service does, not proof that it does it well.
Full website audit in one call: accessibility (WCAG 2.1 A/AA via axe-core), on-page SEO, HTTP security headers and page speed / page weight, from a single browser load of one URL. Cheaper than four separate calls; if any...
Email deliverability & domain security check — validates SPF, DKIM (multi-selector), and DMARC, detects spoofing and misconfigurations, and returns an A–F email security grade with transparent deductions. Anti-spam / ant...
Validate phone numbers: E.164 format, country detection, line type (mobile/landline/VOIP/toll-free), and risk score. Deterministic, sub-second. x402-native.
Parse and validate any phone number worldwide using libphonenumber. Returns is_valid, e164 (canonical international format e.g. '+4917612345678'), national_format, country_code (ISO alpha-2), and line_type (MOBILE/FIXED_...
Email verification / validate email: checks if an email address is real and deliverable (SMTP mailbox check), flags disposable, catch-all and role emails. Use before sending, for lead lists, CRM cleanup and sign-up fraud...
Checks one phone number offline: normalises it to E.164, works out its country (including the twelve calling codes shared by several countries, such as +1 US/Canada/Caribbean) and validates the national number length aga...