Port 3383
HoneyLabs honeypots recorded 156 probes against destination port 3383 from 27 distinct source IP addresses in the last 7 days.
First observed 2026-11-01 21:51, most recently 2026-11-08 00:16 (UTC).
What the sensors show
The sources sat in 18 networks across 13 countries. One address, 183.91.14.40, sent 66% of them. The largest source network was AS38732 (CMC Telecom Infrastructure Company), with 66% of the probes from 1 address. 7 of the 25 busiest addresses are recognised research scanners.
Most active source addresses
| Source IP | Probes | Network | Country |
|---|---|---|---|
| 183.91.14.40 | 103 | CMC Telecom Infrastructure Company | VN |
| 213.177.179.195 | 8 | Feo Prest SRL | IR |
| 194.180.49.52 | 6 | MEVSPACE sp. z o.o. | BG |
| 172.81.62.181 | 5 | Dynu Systems Incorporated | US |
| 62.164.177.54 | 4 | Data Campus Limited | NL |
| 80.66.83.49 | 3 | Bashinskii Vadim Ruslanovich | RU |
| 185.136.15.153 | 2 | AO ALMAZ | KZ |
| 77.90.185.6 | 2 | Limited Network LTD | DE |
Networks it comes from
| ASN | Organisation | Probes | Source IPs |
|---|---|---|---|
| AS38732 | CMC Telecom Infrastructure Company | 103 | 1 |
| AS208137 | Feo Prest SRL | 8 | 1 |
| AS213412 | ONYPHE SAS | 8 | 8 |
| AS201814 | MEVSPACE sp. z o.o. | 6 | 1 |
| AS398019 | Dynu Systems Incorporated | 5 | 1 |
| AS215929 | Data Campus Limited | 4 | 1 |
Where it comes from
| Country | Probes |
|---|---|
| Vietnam | 103 |
| United States | 12 |
| France | 8 |
| Iran | 8 |
| Russia | 6 |
| Bulgaria | 6 |
Client strings seen on this port
| User agent | Probes |
|---|---|
| Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.0 | 8 |
| Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36 | 4 |
| Hello from Palo Alto Networks, find out more about our scans in https://docs-cortex.paloaltonetworks.com/r/1/Cortex-Xpanse/Scanning-activity | 3 |
| Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:146.0) Gecko/20100101 Firefox/146.0 | 2 |
| Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/38.0.2125.122 Safari/537.36 SE 2.X MetaSr 1.0 | 1 |
Port report
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