Port 4001
HoneyLabs honeypots recorded 418 probes against destination port 4001 from 103 distinct source IP addresses in the last 7 days.
First observed 2026-08-08 21:53:43, most recently 2026-08-15 21:33:30 (UTC).
Most active source addresses
| Source IP | Probes | Network | Country |
|---|---|---|---|
| 80.82.77.202 | 169 | IP Volume inc | NL |
| 93.174.93.12 | 62 | IP Volume inc | NL |
| 94.154.43.43 | 12 | Storm Industries LLC | NL |
| 66.132.172.46 | 8 | Censys, Inc. | US |
| 199.45.154.123 | 8 | Censys, Inc. | US |
| 199.45.154.114 | 8 | Censys, Inc. | US |
| 66.132.195.49 | 8 | Censys, Inc. | US |
| 167.94.146.63 | 8 | Censys, Inc. | US |
Networks it comes from
| ASN | Organisation | Probes | Source IPs |
|---|---|---|---|
| AS202425 | IP Volume inc | 236 | 4 |
| AS396982 | Google LLC | 35 | 34 |
| AS398324 | Censys, Inc. | 32 | 4 |
| AS219502 | Storm Industries LLC | 19 | 2 |
| AS213412 | ONYPHE SAS | 16 | 16 |
| AS25369 | Hydra Communications Ltd | 16 | 16 |
Where it comes from
| Country | Probes |
|---|---|
| The Netherlands | 261 |
| United States | 92 |
| United Kingdom | 18 |
| France | 14 |
| Germany | 11 |
| Russia | 6 |
Client strings seen on this port
| User agent | Probes |
|---|---|
| Python/3.10 aiohttp/3.8.4 | 223 |
| Mozilla/5.0 (compatible; CensysInspect/1.1; +https://about.censys.io/) | 42 |
| Hello from Palo Alto Networks, find out more about our scans in https://docs-cortex.paloaltonetworks.com/r/1/Cortex-Xpanse/Scanning-activity | 20 |
| Mozilla/5.0 | 19 |
| Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.0 | 18 |
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