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ShowDNS Errors

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Clear, actionable solutions for the exact DNS, SSL/TLS, certificate, and email errors you hit in the terminal and browser — with the diagnostic commands and tools to confirm the fix.

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Run the failing domain through a ShowDNS checker to confirm the root cause before you change anything.

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SSL7 min read

Fix "CAA record prevents issuance" (Let's Encrypt & ACME)

Why certificate authorities reject issuance with a CAA error, and how to add the right issue/issuewild tag so Let's Encrypt, ZeroSSL, and other CAs can issue.

CAASSLLet's Encrypt

SSL

1
SSL7 min read

Fix "CAA record prevents issuance" (Let's Encrypt & ACME)

Why certificate authorities reject issuance with a CAA error, and how to add the right issue/issuewild tag so Let's Encrypt, ZeroSSL, and other CAs can issue.

CAASSLLet's Encrypt