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spf.messagingengine.com SPF record: costs 1 of your 10 DNS lookups

Evaluated from public DNS on . Records change, so check it live before you rely on the number.

1 of 10 lookups

Adding include:spf.messagingengine.com to an SPF record uses 1 of the ten DNS lookups a receiving server allows: one for the include itself, and 0 for what spf.messagingengine.com's own record pulls in.

The record, expanded

Counts include everything nested beneath a branch, which is how the ten lookup limit is applied. To see what your own record costs with this include in it, check your domain.

See what the common email vendors cost, measured the same way.