Who uses Cloudmark?
Cloudmark is one of the largest providers of anti-spam solutions in the world and protects more than 1.6 billion mailboxes. Their technology is used by nearly every major internet service provider in North America, including Comcast, Cox, Earthlink, AT, Sprint, Nextel and more.
What is IP blacklist?
IP blacklisting is a method used to filter out illegitimate or malicious IP addresses from accessing your networks. Blacklists are lists containing ranges of or individual IP addresses that you want to block.
What is a good IP score?
Higher is your score, better is your IP reputation. If your IP reputation score is between 0 to 70, then emails will be heavily filtered. If it is between 70 & 100, then your emails will have minimal filtering.
What is a spam fingerprint?
Fingerprints are considered legitimate or spammy based on similarities to other messages in their database and also from data collected through Cloudmark’s Global Threat Network. This may include data about: Complaints. Spam trap hits.
How do I check my IP?
Find your IP address in Windows
- Select Start > Settings > Network & internet > Wi-Fi and then select the Wi-Fi network you’re connected to.
- Under Properties, look for your IP address listed next to IPv4 address.
How do I check my Sender Score?
5 tools to check your sending reputation
- Google Postmaster Tools.
- Microsoft SNDS.
What is Cloudmark sender intelligence?
Cloudmark Sender Intelligence™ (CSI) is a comprehensive global sender monitoring and analysis system that delivers timely and accurate reputation on good, bad, and suspect senders. CSI uses real-time data from Cloudmark’s Global Threat Network™ system to create the industry’s most comprehensive sender reputation service.
What is the Cloudmark CSI blocklist?
The Cloudmark CSI blocklist is owned an operated by Proofpoint. It uses a combination of techniques to identify possible sources of spam using data from the Cloudmark Global Threat Network. Listings occur at the IP level.
How do I know if an IP is blocked by CSI?
IPs listed on Proofpoint’s CSI may receive a bounce back with response blocked by CSI. These messages do not show up anywhere in the Essentials portal logs. However, this will be apparent to the original sender in their systems outbound sending logs where it will give the error of IP blocked using Cloudmark Sender Intelligence.
What happens if the sender’s IP address is blocklisted?
If the sending IP address is blocklisted, the sender will receive a bounce-back from our server. This should make the sender aware that the mail has not been delivered and they should begin the process of getting removed from the list.