The Blocked Message Details chart on the Threats tab
of Dashboard displays the number of messages blocked for different
reasons.
Select a time period by Date, Week, Month, or Last 12 months to show data for the selected time period.
The specified time period only affects the data shown on this chart and its corresponding
thumbnail chart on the Threats tab. Changing these selections does not affect other charts.
The following is the specific data displayed:
Values on Charts
|
Value
|
Description
|
|
|
Sender IP found in QIL
|
The number of messages blocked because the sender IP address was detected in the Quick
IP
List (QIL)
|
|
|
Sender IP found in KSSL
|
The number of messages blocked because the sender IP address was found in the Known
Spam
Source List (KSSL)
|
|
|
Sender IP found in DUL
|
The number of messages blocked because the sender IP address was found in the Dynamic
User
List (DUL)
|
|
|
Sender IP found in ETL
|
The number of messages blocked because the sender IP address was found in the Emerging
Threat List (ETL)
|
|
|
Sender IP found in block list
|
The number of messages blocked because the sender IP address was found in the Blocked
IP
Address list or Blocked Country/Region list
|
|
|
Sender IP blocked
|
The number of messages blocked because the sender IP address was found in the internal
global block list
|
|
|
Sender IP not allowed
|
The number of messages blocked because the sender IP address was not in the Outbound
Servers under Domain Management
|
|
|
Sender blocked (block list)
|
The number of messages blocked because the sender email address was found in the blocked
sender list or the internal global block list
|
|
|
Sender blocked (Suspicious Object List)
|
The number of messages blocked because the sender email address was found in the
Suspicious Object List synchronized from Trend Vision One
|
|
|
Sender domain not found
|
The number of messages blocked because the sender domain was not found in the public
DNS
system
|
|
|
Sender domain malformed
|
The number of messages blocked because the sender’s DNS record was found malformed
|
|
|
Recipient blocked
|
The number of messages blocked because the recipient email address was found in the
internal global block list
|
|
|
Recipient invalid
|
The number of messages blocked because the recipient was not in the Valid Recipient
list
when Recipient Directory Management is enabled
|
|
|
Recipient domain not found
|
The number of messages blocked because the recipient domain was not found in the public
DNS system
|
|
|
Recipient domain malformed
|
The number of messages blocked because the recipient’s DNS record was found malformed
|
|
|
Message count limit reached (by IP address)
|
The number of messages blocked because the total number of messages sent from a single
IP
address exceeded the maximum limit in a certain period
|
|
|
Message count limit reached (by email address)
|
The number of messages blocked because the total number of messages sent from or to
a
single email address exceeded the maximum limit in a certain period
|
|
|
Data size limit reached (by IP address)
|
The number of messages blocked because the accumulated data size from a single IP
address
exceeded the maximum limit in a certain period
|
|
|
Data size limit reached (by email address)
|
The number of messages blocked because the accumulated data size from or to a single
email
address exceeded the maximum limit in a certain period
|
|
|
Data size limit reached (by domain)
|
The number of messages blocked because the accumulated data size from or to a single
domain exceeded the maximum limit in a certain period
|
|
|
TLS not available
|
The number of messages blocked because the email client did not use TLS or the TLS
version
used by the peer was lower than the minimum version required to communicate with Trend Micro Email
Security
|
|
|
Reverse DNS validation failed
|
The number of messages blocked because the message failed reverse DNS validation
|
|
|
Message too big
|
The number of messages blocked because the message size exceeded the maximum
|
|
|
Policy matching error
|
The number of messages blocked because an error occurred during policy matching
|
|
|
Other
|
The number of messages blocked due to other reasons
|
|
|
Total
|
The total number of email messages blocked
|
|