Port 4891
HoneyLabs honeypots recorded 344 probes against destination port 4891 from 55 distinct source IP addresses in the last 7 days.
First observed 2026-08-29 09:07:59, most recently 2026-09-05 02:04:58 (UTC).
Most active source addresses
| Source IP | Probes | Network | Country |
|---|---|---|---|
| 138.197.178.244 | 20 | DigitalOcean, LLC | DE |
| 104.248.32.148 | 20 | DigitalOcean, LLC | DE |
| 209.38.207.101 | 20 | DigitalOcean, LLC | DE |
| 68.183.214.226 | 20 | DigitalOcean, LLC | DE |
| 165.22.69.31 | 20 | DigitalOcean, LLC | DE |
| 165.22.91.3 | 20 | DigitalOcean, LLC | DE |
| 66.132.186.204 | 9 | Censys, Inc. | US |
| 66.132.186.185 | 8 | Censys, Inc. | US |
Networks it comes from
| ASN | Organisation | Probes | Source IPs |
|---|---|---|---|
| AS14061 | DigitalOcean, LLC | 149 | 21 |
| AS398324 | Censys, Inc. | 106 | 14 |
| AS398705 | Censys, Inc. | 48 | 6 |
| AS398722 | Censys, Inc. | 24 | 4 |
| AS396982 | Google LLC | 13 | 8 |
| AS45102 | Alibaba (US) Technology Co., Ltd. | 3 | 1 |
Where it comes from
| Country | Probes |
|---|---|
| United States | 187 |
| Germany | 149 |
| United Kingdom | 5 |
| Singapore | 3 |
Client strings seen on this port
| User agent | Probes |
|---|---|
| Mozilla/5.0 (compatible; CensysInspect/1.1; +https://about.censys.io/) | 131 |
| Go-http-client/1.1 | 23 |
| Hello from Palo Alto Networks, find out more about our scans in https://docs-cortex.paloaltonetworks.com/r/1/Cortex-Xpanse/Scanning-activity | 13 |
| Mozilla/5.0 (compatible; Odin; https://docs.getodin.com/) | 6 |
| Mozilla/5.0 (compatible; Infrawatch/1.0; +https://infrawat.ch/) | 1 |
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