🔍 PKNIC DNS & Email Diagnostic

Free DNS & Email authentication Checker

Diagnose your domain name configuration and email authentication health instantly. Check MX records, SPF, DKIM, and DMARC settings to secure your deliverability.

A Record -

Checks if your domain resolves to a web server IP address.

Nameservers (NS) -

Checks who is hosting your DNS configuration and flags nameserver routing.

MX Records -

Validates if the domain has designated mail servers to receive incoming email messages.

SPF Record -

Validates Sender Policy Framework (SPF) parameters which specify authorized IPs allowed to send mail.

DKIM Records -

Checks common selectors (default, google, mail) for cryptographic domain signatures verifying authenticity.

DMARC Record -

Checks policy guidelines on handling failed checks (reject/quarantine vs none).

Why Email Authentication is Critical

📦 Inbox Delivery (Avoiding Spam)

Major email service providers like Google (Gmail) and Yahoo enforce strict requirements. Domains without valid SPF, DKIM, and DMARC parameters are automatically routed to the spam folder.

🛡️ Anti-Spoofing & Phishing Defense

DMARC policies block malicious actors from spoofing your domain name (sending emails pretending to be you). This protects your brand reputation and customers.

⚡ Professional Brand Identity

Establishing matching DNS and MX profiles ensures seamless connectivity. Using custom email (e.g. hello@mybusiness.pk) builds instant trust with buyers.