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Lalit Kumar Jangid profile picture

Lalit Kumar Jangid

A Curious Engineer

Joined on  https://www.cresca.xyz
Emails to @privaterelay.appleid.com bounce until you do this

Emails to @privaterelay.appleid.com bounce until you do this

6 min read

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AI search listed a feature we haven't shipped. Here's how we traced it and the script we now run.

AI search listed a feature we haven't shipped. Here's how we traced it and the script we now run.

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9 min read
I checked the DMARC records of the top 10,000 domains. Only 61% enforce it

I checked the DMARC records of the top 10,000 domains. Only 61% enforce it

2
7 min read
Why your app sends the welcome email twice (5 bugs and how to fix each)

Why your app sends the welcome email twice (5 bugs and how to fix each)

1
8 min read
Best Amazon SES Alternatives in 2026

Best Amazon SES Alternatives in 2026

11 min read
Your unsubscribe link works. Gmail still won't show 'Unsubscribe'. Here's what's missing

Your unsubscribe link works. Gmail still won't show 'Unsubscribe'. Here's what's missing

7 min read
SPF passed. DKIM passed. DMARC still failed. Here's why

SPF passed. DKIM passed. DMARC still failed. Here's why

7 min read
Your email API returned 200. Here's why the email still never arrived

Your email API returned 200. Here's why the email still never arrived

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10 min read
Your AI agent will send that email twice. Here's how to stop it

Your AI agent will send that email twice. Here's how to stop it

2
12 min read
Which emails should an unsubscribe stop? A suppression rulebook for your app

Which emails should an unsubscribe stop? A suppression rulebook for your app

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4 min read
Transactional Email API: The Complete Cresca Guide

Transactional Email API: The Complete Cresca Guide

14 min read
How our AI agent turns a one-line brief into a responsive email template

How our AI agent turns a one-line brief into a responsive email template

2 min read
Transactional email checklist: 8 things to get right before your app sends a password reset

Transactional email checklist: 8 things to get right before your app sends a password reset

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5 min read
Estimating Gmail's Promotions tab without pretending to predict it

Estimating Gmail's Promotions tab without pretending to predict it

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1
5 min read
Estimating Gmail's Promotions tab without pretending to predict it

Estimating Gmail's Promotions tab without pretending to predict it

5 min read
AI n8n Integrations: The Ultimate Guide to Transforming Your Workflow in 2025

AI n8n Integrations: The Ultimate Guide to Transforming Your Workflow in 2025

6
5 min read
How to Build AI-Powered Automated Workflows with n8n: Step-by-Step Guide for 2025

How to Build AI-Powered Automated Workflows with n8n: Step-by-Step Guide for 2025

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1
5 min read
The 25 Best AI n8n Integrations: How to Automate Your Business in 2025

The 25 Best AI n8n Integrations: How to Automate Your Business in 2025

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6 min read
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