sntp

🌐 My internet-protocols homework.

a launcher/service launcher for sycnchronising windows or linux with a secure NTP server.

SNTP Server

Earliest prototype of the anti-CRM bulk email verification tool. Three-tier pipeline (syntax → MX/DNS → SMTP handshake) with concurrent async checks, catch-all detection, and automatic fallback when port 25 is blocked. Single-service FastAPI app with in-memory jobs and a vanilla JS UI — zero external infra.

SNTP client to query atomic network time servers and calculate clock drift.

Student Guidance product

Anti-CRM marketing utility: a full three-tier bulk email verification SaaS (syntax → MX/DNS → SMTP handshake) with accounts, Postgres job history, Redis/Arq worker, Stripe billing, and a Next.js dashboard. Built to help clean and challenge spammy outreach lists. FastAPI backend + frontend, independently deployable. Free to use.

High-performance bulk email verification engine with a 3-tier pipeline: Syntax → DNS/MX → live SMTP handshake (plus catch-all detection). Concurrent async processing, domain-level MX caching, and automatic fallback when port 25 is blocked. FastAPI backend with a mobile-first glassmorphism UI for upload, progress, and results.

Практические задания по курсу "Протоколы интернет". МатМех УрФУ 2023

Security-first, no_std-first Rust framework for time protocols, synchronization, verification, clock discipline, and precision timing—from NTP and NTS to PTP, GNSS, radio timecodes, and hardware clocks.