Domain health - chatinbrowser.com
D
6things to fix
✗No DMARC record - domain is open to spoofing.▸
Publish a TXT record at _dmarc starting with v=DMARC1; p=none; rua=mailto:you@yourdomain, then tighten it to reject once senders pass. Read the guide →
!DNSSEC not enabled - enable it to prevent DNS spoofing.▸
Turn on DNSSEC at your DNS host, then publish the DS record at your registrar to complete the chain of trust. Read the guide →
!No HSTS header - add Strict-Transport-Security.▸
Send Strict-Transport-Security: max-age=31536000; includeSubDomains on every response, at your server or CDN edge. Read the guide →
!No Content-Security-Policy header.▸
Add a Content-Security-Policy. Start in Content-Security-Policy-Report-Only mode, refine it, then enforce. Read the guide →
!Missing X-Content-Type-Options: nosniff.▸
Add the header X-Content-Type-Options: nosniff to stop browsers MIME-sniffing responses. Read the guide →
!HTTP does not redirect to HTTPS.▸
Redirect all HTTP traffic to HTTPS with a 301. Most hosts and CDNs have a one-click 'Always use HTTPS' setting.
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DNS records
Mail authentication
DNSSEC
IP intelligence
TLS certificate
HTTP security headers
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