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Mogley1011

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Joined on Oct 1, 2026

Mogley1011

Oct 31

DMARC passes SPF and DKIM but still fails? Check alignment

#email #devops #security #beginners

1 min read

Mogley1011

Oct 30

Keyboard focus: the five checks that catch most accessibility bugs in a form

#a11y #webdev #frontend

2 min read

Mogley1011

Oct 29

Is your web server leaking .git, .env or backups? A 5-minute self-check

#security #webdev #devops #beginners

1 min read

Mogley1011

Oct 28

Before you approve an MCP server: a 10-minute review checklist

#security #ai #mcp #devops

2 min read

Mogley1011

Oct 27

Microsoft 365 DKIM: "CNAME record does not exist for this config" and how to fix it

#email #dns #microsoft365 #security

2 min read

Mogley1011

Oct 25

DKIM "no key for signature" after switching to a 2048-bit key: the TXT record is probably cut off

#email #dns #devops #security

3 min read

Mogley1011

Oct 24

DMARC fails even though SPF and DKIM pass: how alignment actually works

#email #dns #devops #security

2 min read

Mogley1011

Oct 23

Outlook 550 5.7.515: "sending domain does not meet the required authentication level"

#email #dns #devops #security

2 min read

Mogley1011

Oct 22

SPF "too many DNS lookups" (permerror): why it happens and how to fix it

#email #dns #devops #security

3 min read

Mogley1011

Oct 20

Gmail 550 5.7.26 "unauthenticated sender": what it means and how to fix it

#email #dns #devops #security

2 min read

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