Email address verification for AI agents and lead-qualification pipelines: syntax check, disposable-domain detection, role-account (info@, support@) detection, free-provider flag, domain typo suggestion (gmial.com -> gmail.com) and DNS MX/A validation via DNS-over-HTTPS. Returns verdict valid, risky, invalid or unknown with a 0-100 score. No SMTP probing, so mailbox existence is not confirmed.
輸入參數email必填
Email deliverability and spoofing-protection audit for a domain: parses SPF (mechanisms, top-level DNS lookup count, +all/~all/-all), DMARC (policy, pct, rua/ruf, alignment), probes common DKIM selectors, and reports MX, BIMI, MTA-STS and TLS-RPT. Returns prioritised findings with fix hints and a 0-100 score. DNS-based; nested SPF includes are not expanded.
輸入參數domain必填
DNS lookup for a domain through DNS-over-HTTPS: A, AAAA, NS, MX, TXT, CAA, SOA, CNAME records with TTLs, plus DNSSEC presence (DNSKEY, DS) and the resolver validation flag. Structured JSON for domain research, due diligence and infrastructure agents.
輸入參數domain必填
Public contact details published on a website: emails (including mailto links and [at] obfuscation, classified role or personal), phone numbers normalised to E.164, social profile links, address hints and Swedish organisation numbers for .se sites. Fetches the given page plus up to 3 contact-like pages (/contact, /kontakt, /about, /om-oss, /impressum) on the same host only. Honours robots.txt; returns 403 blocked_by_robots (not charged) if disallowed.
輸入參數url必填
Technical SEO audit of one page: HTTP status, redirect chain, title and meta description length, H1 count, canonical, robots meta, hreflang, Open Graph and Twitter tags, JSON-LD types, images without alt text, link counts, security headers (HSTS, CSP, X-Frame-Options), technology detection (CMS, framework, analytics, CDN) and a prioritised issue list with a 0-100 score. Static HTML only; honours robots.txt.
輸入參數url必填
Fetches a web page (up to 1.5 MB, 8 s timeout) and returns clean Markdown: title, headings, paragraphs, lists, links, images, code blocks and simple tables, with navigation and footers removed. Ready to feed to LLMs. Static HTML only, no JavaScript rendering. Honours robots.txt.
輸入參數url必填
Validates Swedish identifiers with checksum and date logic: personnummer, samordningsnummer, organisationsnummer (including sole-trader and VAT forms), bankgiro, plusgiro and OCR payment references. Returns normalised forms and error codes. No application-level storage.
輸入參數type必填value必填
IBAN validation: country-specific length (from a bundled table of IBAN countries), mod-97 checksum, normalised and formatted output, BBAN and check digits. Does not check that the account exists.
輸入參數iban必填
Converts a Swedish clearing number and account number to IBAN and BIC, identifies the bank, and validates the account number checksum according to the bank-specific rules. Clearing table dated 2026-10-16; does not check that the account exists.
輸入參數account必填clearing必填
Adds or subtracts Swedish bank days (weekends, public holidays and midsommarafton, julafton, nyarsafton excluded) to a date. Optional mode=work counts only weekends and red days. Returns the result date with weekday, ISO week and holiday names for both dates.
輸入參數add必填from必填mode
Use before naming a product, company or project. For 1-3 names: domain availability via registry RDAP (DNS fallback), handles on GitHub, Bluesky, npm, PyPI, Telegram (others flagged could_not_confirm with links), exact-name Apple App Store apps, and identical/similar USPTO trademarks with serial, registration number and status. Per-check UTC timestamps, optional free variations and Markdown report. Not legal advice; nothing is registered.
輸入參數tmname必填tldsmarkdownplatformsvariations
Free price table and x402 payment instructions.
無需輸入參數。
Free static sample output. Pass a paid route slug.
輸入參數slug必填