| Level 0 Global Protection |
- Checks that the e-mail recipient exists.
- Checks for attempts to relay messages using GID mail servers.
- Checks for forgery attempts by the sending mail servers.
- Checks Sender Policy Framework records to validate the sending mail server.
- Included with your website hosting at NO ADDITIONAL CHARGE.
- E-mails are automatically deleted.
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| Level A Antivirus Protection |
- Checks if the e-mail contains a virus.
- Included with your website hosting at NO ADDITIONAL CHARGE.
- E-mails are automatically deleted.
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| Level B Greylisting |
- Provides protection from “point and shoot” spam mail systems.
- Requires the “triple” to remain consistent for a 45 minute period.
- The “triple” consists of the sending mail server’s address, the sender’s e-mail address, and the recipient’s e-mail address.
- Greylisting only applies to triples that have not been previously verified.
- Once the triple is verified, the information is automatically whitelisted for a 30 days.
- E-mails are automatically deleted.
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| Level C Malformed Mail Headers |
- Checks the structure of an e-mail message for anything out of the ordinary or suspicious.
- E-mails are automatically quarantined for 16 days.
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| Level D Deny Foreign Countries |
- The sending mail server is located in a foreign country.
- The sender’s e-mail addresses is located in a foreign country ((i.e. - .uk, .fr, .tm, .vu, etc.).
- Individual countries can be allowed without allowing all foreign countries.
- E-mail is quarantined for 16 days.
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| Level E Blocked Executable Attachments |
- Checks any attachments for executable code.
- Checks the contents of compressed files (ZIP files) for executable code.
- E-mail is quarantined for 16 days.
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| Level F Block ALL Attachments |
- Checks for the presence of any attachment regardless of type.
- E-mail is quarantined for 16 days.
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| Level G Removed Redundant/Malformed MIME Parts |
- Checks for redundant parts of the message and removes them.
- For example, some mail programs will send the contents of the message in HTML format and plain text format in the same message. When this happens, one of the parts is removed since they are the same.
- E-mails are neither quarantined nor deleted.
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| Level H Clean Up of HTML Mail |
- Checks HTML formatted messages for attempts to harm your computer.
- If something harmful is found, it is either disabled or removed from the HTML.
- This may cause messages to appear strange when viewed in your mail program.
- E-mails are neither quarantined nor deleted.
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| Level I Text Parsing |
- Checks the content of the message for known spam tactics and known spam messages.
- Checks the content of the message against known spam messages.
- This level can cause false positives.
- E-Mails are quarantined for 16 days.
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| Level J -- SMTP Sender Validation |
- Our mail server tries to send a message to the sender’s e-mail address to validate the sender is reachable
- E-Mails are quarantined for 16 days.
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