About - HashDB | A Fast MSISDN hash lookup service

HashDB is an MSISDN hash database with a lookup service that responds with the corresponding MSISDN for a given hash. HashDB is written in C making it blazing fast.

HashDB History

Aug 2024

Project Start

Sept 2024

First working Windows lookup with ~30s latency

Oct 2024

Multi Threaded lookup on Windows version with ~2s latency Achieved

Dec 2024

Networking added on Windows with multi threading

Mar 2025

First working single threaded draft on Linux

Apr 2025

Networking and Multi threaded support added for Linux

May 2025

Beta release of the lookup service at api.hashdb.sevn.co.ke

May 2025

Optimized performance for Linux

Our rockstar team

Decades of combined experience

Nathan Njuguna

An experienced full-stack engineer with 10+ years of experience in web development.