Online Tools

Collection of free online tools, no registration needed.

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AS Number Info

Get company / ISP contact information, prefixes, peers, upstreams and downstreams of given AS Number.

Hash Function

Generate a hash value (message digest) and return a string containing the calculated message digest from md2 to haval256,5 as lowercase hexits.

* Public API Available

Online DNS Query

Fetch DNS Resource Records associated with a given hostname. Get DNS record for SOA, NS, A, AAAA, and MX.

* Public API Available

Various Online String Generator

Primarily intended to help people in converting or calculating strings to different modes.

* Public API Available

Online Email Validator Tool

Free online tool to verify an email addresses format and check its MX records from its authoritative DNS server.

* Public API Available
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