Port 2121
HoneyLabs honeypots recorded 126 probes against destination port 2121 from 72 distinct source IP addresses in the last 7 days.
First observed 2026-08-29 05:12:25, most recently 2026-09-05 01:32:28 (UTC).
Most active source addresses
| Source IP | Probes | Network | Country |
|---|---|---|---|
| 167.94.146.56 | 8 | Censys, Inc. | US |
| 167.94.146.54 | 8 | Censys, Inc. | US |
| 66.132.195.55 | 8 | Censys, Inc. | US |
| 66.132.172.187 | 8 | Censys, Inc. | US |
| 198.44.137.54 | 4 | tzulo, inc. | US |
| 43.106.54.172 | 3 | Alibaba (US) Technology Co., Ltd. | SG |
| 123.160.223.75 | 3 | Chinanet | CN |
| 62.164.177.27 | 3 | Data Campus Limited | NL |
Networks it comes from
| ASN | Organisation | Probes | Source IPs |
|---|---|---|---|
| AS396982 | Google LLC | 27 | 24 |
| AS398324 | Censys, Inc. | 16 | 2 |
| AS45102 | Alibaba (US) Technology Co., Ltd. | 16 | 8 |
| AS398705 | Censys, Inc. | 16 | 2 |
| AS213412 | ONYPHE SAS | 10 | 10 |
| AS4134 | Chinanet | 6 | 3 |
Where it comes from
| Country | Probes |
|---|---|
| United States | 80 |
| France | 8 |
| China | 8 |
| The Netherlands | 7 |
| United Kingdom | 6 |
| Canada | 4 |
Client strings seen on this port
| User agent | Probes |
|---|---|
| Mozilla/5.0 (compatible; CensysInspect/1.1; +https://about.censys.io/) | 24 |
| Hello from Palo Alto Networks, find out more about our scans in https://docs-cortex.paloaltonetworks.com/r/1/Cortex-Xpanse/Scanning-activity | 12 |
| Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.0 | 10 |
| Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36 | 9 |
| curl/7.74.0 | 6 |
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