AbuseIPDB VS SpamCop

Origin server only shows Cloudflare IP's so I decided to add this UA to my WAF with a Managed Challenge. After roughly 30 minutes and almost 100 hits on it CSR was 0%. Looking at the CF logs for the specific WAF shows IP's and locations from everywhere(US, UK, India, China, Nigeria, etc) and when I check IP's at abuseipdb.com they're all clean but none of them seem to get through the managed challenge. I removed... Source: 8 months ago

Switched to Maspik Anti-Spam, with a manually curated list of keywords, and integration with abuseipdb.com and proxycheck.io. But both of those were also causing false positives, especially from my co-worker who uses a virtual machine, so upped the tolerance to 70 on both. Source: 12 months ago

This install of Docker is only a few days old. Most of the IPs associated are showing "banned" on abuseipdb.com. Source: 12 months ago

People build lists like OP is all the time, have you seen https://abuseipdb.com/? Source: 12 months ago

To keep your Synology safe, regularly update list of blocked ip addresses. I'm using this script, which takes list of ip addresses from blocklist.de and abuseipdb.com and add them to my block list. I keep them blocked forever. Source: about 1 year ago

But when I am forced to give an email I give any name @ spamcop.net Real site that fights spam so I'm amused at the idea of a spammer contacting them directly. I wonder if any look at the address and figure out to NOT send spam there... Source: 12 months ago

It's easy to spoof the email address of the sender. If you can get to the full-header version (SMTP) of the email, you can use spamcop.net to denounce (in-house) phish messages. They never explain that in the trainings, because it's too technical. Source: about 1 year ago

Then you sign up/use various spam listing services like zen.spamhaus.com and spamcop.net(?) to check each and every incoming email is not coming from a known spammer. Source: over 1 year ago

Forward the email source to https://spamcop.net? Source: over 1 year ago

3rd part DNS Realtime Block Lists (www.spamhaus.org to name one). You can integrate your mail solution into them quite easily and allow them to provide a service the blocks known bad domains. You can stay on top of this and do you own with your own methods, but spamhaus.org or spamcop.net have services you can leverage. If you need something more robust, as others have mentioned, various vendors (barracuda for... Source: almost 2 years ago