Subdomain Finder — SSL Certificate Transparency Lookup

Subdomain finder past the crt.sh query limits: 7,236 subdomains of mercedes-benz.com where one crt.sh query returns 4. Certificate transparency logs search with duplicates merged, expiring and self-signed certificates flagged, and a watch mode for new certificates.

Enumerate subdomains and audit certificate hygiene via crt.sh's public Certificate Transparency log — no API key. Get one row per certificate or unique subdomain with computed expiry, wildcard, and freshness signals, capped so a popular domain never blows your bill.

Get job openings from any company on Greenhouse via the official API. Filter by keyword, location, department and days since posted. No personal data — public job listings only.

Extract text, tables and metadata from PDF URLs into clean Markdown, plain text or JSON. Pay only for PDFs processed successfully. Digital PDFs only — no OCR, no scanned files.

Read RSS and Atom feeds and get every item as a clean dataset row: title, link, date, author, summary, enclosures. Fast HTTP-only, no browser, failed feeds don't break the run.

Resale Price Comps: Sold and Asking Prices, 5 Marketplaces

accountable_eel/resale-comps-unified-lookup

Resale price comps across marketplaces: what is it worth on Vinted and Grailed? One query in, one row out with count, median, cheapest and dearest per marketplace, plus sold price vs asking price and a cross marketplace arbitrage check. Only marketplaces that return comps are billed.

Look up WHOIS registration and its history, live DNS records, IP geolocation and netblocks, subdomains, reverse IP, MX, NS and WHOIS, domain availability and reputation, website contacts and category, email verification and SSL certificates. Bring your own key.

SSL Certificate Expiry Checker — Bulk

hipersoft/ssl-cert-expiry-check

Check SSL/TLS certificates for a list of domains: issuer, validity dates, days to expiry and chain problems. Catch expiring certificates before they cause outages.

Convert any article or web page URL into clean Markdown or plain text, stripped of menus, ads and boilerplate, plus title, author, date and language metadata.

WHOIS & DNS Lookup - Domain Age, Expiry, SSL & DMARC

kantolabs/domain-whois-dns-ssl-lookup

Bulk WHOIS/RDAP, DNS, SSL and email-security report per domain: registrar, creation and expiry dates, availability, all DNS records, certificate expiry and an SPF/DKIM/DMARC grade. $3 per 1,000 domains.