Overview
You may need to clear two DNS blacklist cache entries depending on which filter is blocking the emails.
This article provides the steps to clear the blacklist cache entries for the following:
Process
NOTE: This is not a full purge of the listed blacklist entries. This process clears everything older than one hour to remove any entries that may have caused issues without entirely deleting the list, as this could cause excess spam to be allowed.
IP DNS Blacklist
- Stop all the GFI services and the IIS Admin service.
- Go to Start > Run > Type
services.msc
> Hit Enter.
NOTE: This temporarily stops your email flow.
MailEssentials\Antispam
Directory.config.mdb
.config.mdb
in Microsoft Access.Antispam2
table.orcachetti
value to 3600000
. This value contains the number of milliseconds that the cache will be held in memory. 3600000 is equal to 1 hour. The default value is 345600000 (4 days).
Antispam2
table and the config.mdb
database.
URL DNS Blacklist
- Stop all the GFI services and the IIS Admin service.
- Go to Start > Run > Type
services.msc
> Hit Enter.
NOTE: This temporarily stops your email flow.
MailEssentials\Antispam
Directory.config.mdb
.
config.mdb
in Microsoft Access.surbl_config
table.sublecachettl
value to 3600000
. This value contains the number of milliseconds that the cache will be held in memory. 3600000 is equal to 1 hour. The default value is 345600000 (4 days).surbl_config
table and the config.mdb
database.NOTE: Once the cache has been cleared, it is recommended that you return the settings to default.