A listing in DroneBL is NOT always related to spam. But in most cases because of an open proxy !!!
Details about 168.181.51.21
Country: Brazil (BR)
Reverse: 21.51.181.168.rfc6598.dynamic.copelfibra.com.br
Autonomous System Number: AS14868
Lookup results for 168.181.51.21
There are listings for 168.181.51.21 in DroneBL. To get removed from our DNSBL, you will need to address all of these incident listings.
| Incident ID | Date | Class | Why? | Comments | Port | Remove |
|---|---|---|---|---|---|---|
| 3437465 | Jun-07-2017 00:18:39 GMT | 6 | Unknown worm or spambot | none | - | listing not active |