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Freemium
23 alternativesRobtex
Robtex searches network infrastructure records such as AS numbers, autonomous system macros, Bitcoin addresses, and other technical data.
About Robtex
Robtex is a web-based lookup tool for public network infrastructure data. It gathers information from various sources about IP numbers, domain names, host names, autonomous systems and routes, indexes it in a database, and provides free access to the results. A search by IP address or hostname returns technical details, and results are organized into tabs for further navigation. The site also provides API access to a subset of its data.
Key features
- Reverse DNS lookup for IP addresses, MX and NS records
- WHOIS lookups with registration contacts, registration and expiration dates
- Autonomous system and network routing queries, including IP prefix and BGP route lookup
- DNS record tools for MX, NS, TXT, CNAME and SPF records
- Reputation and blacklist checks, including delisting information
- Bitcoin address, transaction, block and Lightning node lookups
Best for: IT professionals, researchers and investigators who need public DNS, WHOIS, routing or reputation data on IP addresses and domains.
Good for
- Free access to its indexed data
- Database built from internet data collected over more than a decade
- Covers many lookup types beyond standard DNS, including routing, reputation and Bitcoin records
Watch out for
- Only public information gathered from various sources is indexed
- The API exposes only a subset of the database
- Pricing is not stated on the site
Robtex at a glance
- Website
- robtex.com
- Category
- Privacy & Security › Website & URL Scanners
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
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Robtex FAQ
How do I look up an address or domain on Robtex?
Enter an IP address or hostname in the search field and click "GO" to see technical information. From the resulting page you can navigate between tabs.
What kinds of records can I research?
Reverse DNS, WHOIS, autonomous system and routing data, DNS records such as MX, NS, TXT and CNAME, IP and domain reputation, and Bitcoin addresses, transactions and blocks.
Is there API access?
A subset of the data is released through an API available at Mashape, and the site references documentation for its MCP Server and other APIs.
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