Mail

Domain names play an important role in mail transmission and receipt. Here you will find information about mail usage in the .nl zone, including the deployment of modern standards that make mail more secure.

Domain names with email records
Domain names with email-related records
Domain names with DANE for email
Domain names that support DANE for email
Domain names with DMARC
The number of domain names with a DMARC record
Domain names with SPF
The number of domain names with an SPF record
SPF qualifiers
The value of the qualifier in SPF records
SPF includes top 10
The 10 most frequently used domains in SPF includes
DMARC policies
The use of the different DMARC policies
IPv4 and IPv6 support by email servers
The percentage of mail servers that support IPv4, IPv6, or both