Noostrid
Tools
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Dashboard
DNS & Domains
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DNS & Domains
3 tools
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DNS Lookup
Query A, AAAA, MX, TXT, NS, CNAME, SOA and more. Fast server-side resolution.
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WHOIS Lookup
Domain and IP WHOIS information. Registrar, dates, contacts, and network details.
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SPF / DMARC / DKIM
Check SPF, DMARC and DKIM records for a domain. Useful for email deliverability.
IP & Network
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IP & Network
3 tools
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My IP & Headers
See your public IP, geolocation, ASN, ISP and incoming HTTP headers.
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IP Lookup
Lookup any IP address for location, ASN, organization and reverse DNS.
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Reverse DNS
Find the hostname(s) associated with an IP address.
Web & HTTP
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Web & HTTP
3 tools
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HTTP Headers
Fetch and inspect all response headers from any URL. Great for debugging.
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SSL Certificate Checker
Check certificate chain, expiry, SANs, issuer and validity for any domain.
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Redirect Tracer
Follow HTTP redirects and see the full chain with status codes and locations.
Security
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Security
1 tools
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Security Headers
Check a site for important security headers (HSTS, CSP, X-Frame-Options, etc.).
Utilities
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Utilities
2 tools
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Hash Generator
Generate cryptographic hashes. Useful for verification and integrity checks.
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JSON Formatter
Format, validate and minify JSON. Still one of the most used dev tools.
Noostrid.com
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Dashboard
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IP & Network
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Reverse DNS
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IP & Network
Reverse DNS
Find the hostname(s) associated with an IP address.
IP address
Lookup PTR
