Notes
Practical write-ups from infrastructure work we actually do, with the failure modes included rather than glossed over.
- Alibaba Cloud 5 min read
How to create an Alibaba Cloud RAM user with administrator access
Step by step: create a RAM user for Cloudzeta, grant it the AdministratorAccess policy, copy its User Logon Name and Logon Password, and hand both over securely. Based on Alibaba Cloud documentation.
- DNS 14 min read
How to migrate DNS to Cloudflare without breaking email
A step by step Cloudflare DNS migration: what to prepare, what happens during the 24 hour window, and the five failures that break most cutovers. Includes what the free plan covers, since free means a full nameserver migration.