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#DNS

Posts tagged “DNS”

Claude chat showing a tool call to the Uptimeify MCP server with SSL results for a client domain
Monitoring

Connect an MCP Server to Claude: 20 Network Checks, No Account

One line of configuration, and your AI assistant checks DNS, SSL, SPF and reachability for any domain right in the chat.

Florian Zaskoku7 min read
A correctly sent email landing in the spam folder instead of the inbox
Incidents

Client Emails Landing in Spam? What Causes It and How to Catch It Early

Why client emails land in spam: blacklisting, missing DKIM/SPF, poor IP reputation, and how continuous monitoring catches it early.

Florian Zaskoku11 min read
Website reachable but the mail server won't respond, a browser check doesn't see this outage
Monitoring

Monitoring Mail Servers & DKIM: Reachability No Browser Check Sees

Why a reachable website ≠ working mail, and how SMTP/IMAP monitors and auth-record checks (DKIM, SPF) catch delivery problems early.

Florian Zaskoku10 min read
Server running but the site won't load, the DNS resolution between user and server is broken
Incidents

"Site Unreachable" While the Server Runs: When DNS Is the Problem

Why a site looks "down" while the server runs fine, DNS hijacking, expired delegation, wrong records, and how to catch it early.

Florian Zaskoku10 min read