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:
Value |
Description |
|
---|---|---|
Sender IP |
||
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 |
||
Sender blocked |
The number of messages blocked because the sender email address was found in the blocked sender list or the internal global block list |
|
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 |
||
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 |
|
Rate limit |
||
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 |
|
Reverse DNS validation failed |
The number of messages blocked because the message failed reverse DNS validation |
|
TLS not available |
The number of messages blocked because the email client did not use TLS |
|
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 |