7 articles
Everything on the blog tagged DNS, newest first.
Hosting and infrastructure9 min read
Move your DNS to Cloudflare without breaking email, pick the right SSL mode, cache pages without caching logins or checkout, and use the free plan's security features well.
Email and SMTP7 min read
DMARC reports show every server sending mail as your domain and whether it passed. Here is how to read them, what common failures mean, and when it is safe to move to quarantine and reject.
Hosting and infrastructure8 min read
What nameservers, A, CNAME, MX, TXT and CAA records actually do, and the exact records to connect your domain to shared hosting, Shopify or Webflow without breaking email.
Email and SMTP8 min read
Bounces that mention Spamhaus or Barracuda mean your IP or domain is blocklisted. Here is how to check, find and fix the cause, get delisted, and set reverse DNS on your own server.
Hosting and infrastructure8 min read
Moving host does not have to mean a broken site or lost email. The order that works: lower TTL, back up, copy, test privately, switch DNS, then check everything before cancelling the old plan.
Hosting and infrastructure8 min read
A domain transfer moves the registration, not your website. Copy the DNS records first, unlock, get the auth code, approve, and your site and email keep working the whole time.
Email and SMTP10 min read
The three DNS records that decide whether your email is trusted, with real record examples, the mistakes that break them, and a safe order to move DMARC from monitoring to reject.
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