Domain names play an important role in e-mail transmission and receipt. This page provides information about mail usage in the .nl zone, including the deployment of modern standards that make e-mail more secure.

Mail records
Domain names with MX, SPF and DMARC records
Mail-related DNS queries
DNS queries for mail-related resource records
Domain names configured for secure mail server communication
DMARC policies
Domain names with mail-abuse policies
SPF mechanisms
Domain names with protection against SPAM and phishing attacks
SPF qualifiers
How rejected mail is handled
SPF includes
The most frequently included SPF policies