Port 4839
HoneyLabs honeypots recorded 598 probes against destination port 4839 from 86 distinct source IP addresses in the last 7 days.
First observed 2026-08-09 06:16:22, most recently 2026-08-15 21:57:17 (UTC).
Most active source addresses
| Source IP | Probes | Network | Country |
|---|---|---|---|
| 18.116.101.220 | 36 | Amazon.com, Inc. | US |
| 3.130.168.2 | 24 | Amazon.com, Inc. | US |
| 167.94.146.48 | 18 | Censys, Inc. | US |
| 66.132.186.191 | 18 | Censys, Inc. | US |
| 66.132.172.103 | 18 | Censys, Inc. | US |
| 66.132.195.86 | 18 | Censys, Inc. | US |
| 3.129.187.38 | 18 | Amazon.com, Inc. | US |
| 66.132.186.177 | 17 | Censys, Inc. | US |
Networks it comes from
| ASN | Organisation | Probes | Source IPs |
|---|---|---|---|
| AS398324 | Censys, Inc. | 283 | 28 |
| AS398705 | Censys, Inc. | 99 | 10 |
| AS16509 | Amazon.com, Inc. | 87 | 5 |
| AS398722 | Censys, Inc. | 84 | 10 |
| AS135377 | UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED | 10 | 2 |
| AS213412 | ONYPHE SAS | 8 | 8 |
Where it comes from
| Country | Probes |
|---|---|
| United States | 557 |
| United Kingdom | 11 |
| Hong Kong | 10 |
| France | 8 |
| The Netherlands | 5 |
| Canada | 5 |
Client strings seen on this port
| User agent | Probes |
|---|---|
| Mozilla/5.0 (compatible; CensysInspect/1.1; +https://about.censys.io/) | 306 |
| visionheight.com/scan Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) Chrome/126.0.0.0 Safari/537.36 | 87 |
| Mozilla/5.0 (compatible; Infrawatch/1.0; +https://infrawat.ch/) | 8 |
| Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.0 | 8 |
| Hello from Palo Alto Networks, find out more about our scans in https://docs-cortex.paloaltonetworks.com/r/1/Cortex-Xpanse/Scanning-activity | 7 |
Port report
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