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Pingaroo.dev keeps public diagnostics immediate.
Run fast public checks for uptime, SSL, headers, redirects, DNS, and caching behavior. Each report is readable, shareable, and focused on practical troubleshooting steps.
Start a check
Pick a tool and get a structured JSON report in seconds.
Uptime
DNS, TCP, TLS, HTTP classification
SSL / TLS
Chain validation and expiry insights
Headers
Security headers + redirect chain
DNS
A, AAAA, CNAME, MX, TXT, NS, CAA
HTTP Deep
Security, cookies, cache, compression
Redirect Checker
Hop-by-hop chain and final URL insights
Domain IP Lookup
DNS records vs runtime-resolved IPs
Cache Header Check
Cache-Control, ETag, Expires interpretation
CORS Checker
Simple + preflight cross-origin validation
Port Reachability
TCP open/closed checks with latency data
Why teams use Pingaroo.dev
Every report includes the raw data plus plain-English explanations so you can quickly tell what failed and why. Public tools are SEO-friendly, and we make limitations explicit (firewalls, regional networking differences, and DNS propagation delays).
Guides that map to tools
Canonical tags vs redirects for duplicate URLs
Learn when to use 301 redirects and when to use canonical tags so Google indexes the correct page version.
Crawl budget for small tool sites practical guide
Learn how to prioritize important URLs, reduce crawl waste, and keep indexing focused on your core tool pages.
Discovered currently not indexed fix checklist
Use this step-by-step checklist to diagnose why Google discovers your pages but delays indexing.
How to fix robots, noindex, and X-Robots conflicts
A practical workflow to resolve crawl and index directives when pages stay discovered but not indexed.
How to avoid soft 404 issues on tool pages
Learn how to keep diagnostic tool pages indexable by avoiding thin templates and low-value empty states.
Improve indexing with sitemap quality and internal links
A practical checklist for getting important URLs crawled and indexed faster using clean sitemaps and strong internal linking.