DNS Notes: Domain Lookups, Resource Records, and HTTPS Certificates

Sat, 12 Sep 2026 00:00:00 +0000

When connecting a personal site to a custom domain, the console presents CNAME, A, and sometimes TXT records. These notes follow the process from the browser finding an IP address, through the purpose of each record type, to the point where HTTPS certificates enter the chain.

Name → DNS records → machine; TLS proves that the name belongs to the server

About the examples

0412.online and ryan.0412.online are this site’s public domains. The CNAME target, verification string, and mail hostname are illustrative.

Building a Personal Site with Oink, from Setup to Publication

Sat, 29 Aug 2026 00:00:00 +0000

The official Oink tutorial is comprehensive, but connecting the folders, configuration, and commands can still be confusing the first time, especially without much frontend experience. These notes from building YHY Study Website follow one path: understand Oink, learn how content/ is organized, and then write and publish a blog post.

Markdown → Hugo → the Oink theme → a deployable static site

What Hugo and Oink each do

Hugo is a static site generator: it reads Markdown and configuration and produces HTML. Oink is a Hugo theme: it controls the appearance of sidebars, cards, callouts, code blocks, and other components.

Websites on YHY Study Website

DNS Notes: Domain Lookups, Resource Records, and HTTPS Certificates

Building a Personal Site with Oink, from Setup to Publication

What Hugo and Oink each do