Email Security Checker - SPF, DMARC, DKIM, MTA-STS

Dead-Link Watchdog

practicaltools/dead-link-crawler

Automatically monitor your website for broken, redirected, or slow links. Configure which HTTP status codes to flag, schedule recurring scans, and get structured reports — all for just $0.0008 per link. Keep your site clean, fast, and error-free.

Broken Link Checker & Bulk URL Status Code Checker

kilndata/broken-link-checker

Check the HTTP status of thousands of URLs, or crawl a site and test every link on it. Status code, full redirect chain, final URL, response time, error type (DNS, SSL, timeout, 4xx, 5xx) and the page each broken link sits on. HEAD with GET fallback, polite per-domain limits.

Bulk URL Status & Redirect Checker (Free): Broken Links, SEO

euroscrape/bulk-url-checker-free

Free bulk URL checker: HTTP status code, full redirect chain (301, 302, 307, 308), final URL, response time and SEO tags (title, meta description, canonical, robots, H1) for up to 100,000 URLs. Find broken links, 404s, redirect loops and noindex pages after a migration. Export CSV, JSON.

For any list of domains: registrar, creation and expiry dates, nameservers (RDAP/WHOIS), A/MX/SPF/DMARC records, email provider, SSL certificate issuer and expiry, HTTP status and detected technologies (Shopify, WordPress, HubSpot, Stripe…).

Bulk-check MTA-STS, TLS-RPT and BIMI for thousands of domains. Validates the _mta-sts record and policy file (RFC 8461), compares policy mx patterns with live MX, checks TLS-RPT rua, BIMI SVG Tiny PS logo, VMC/CMC certificate and DMARC enforcement, with a grade.

PAL | Product Offer Price & Currency QA

practical_ai_lab_jp/pal-product-offer-currency-check

Audit published product Offer price and currency fields on public HTML pages; flag missing values and export per-page structured data for catalog QA.

Check domains or email addresses for MX records, SPF, DMARC, disposable providers, syntax and domain age (RDAP). Built for sales and scheduling agents. No API key.

Idealista-style Property Scraper: Spain, Portugal, Italy

bonpleincapital/idealista-property-filters

Extract listings from public property search pages (tested on pisos.com) with price, area and bedroom filters. Idealista itself not guaranteed; other portals best-effort. GDPR applies License: personal use only; resale and redistribution prohibited. Created with the help of artificial intelligence.

Bulk-check websites in one run: SEO basics, SSL expiry, DNS & email security (SPF/DMARC), security headers, speed signals and platform detection. One clean row per domain.

Compare two supplied sitemap XML snapshots for added or removed URLs and changed lastmod text. Audit duplicates and malformed entries. Handles urlsets or sitemap indexes; no network fetch or page-content claims.