Port 51200
HoneyLabs honeypots recorded 260 probes against destination port 51200 from 91 distinct source IP addresses in the last 7 days.
First observed 2026-09-14 19:04:04, most recently 2026-09-21 03:50:52 (UTC).
Most active source addresses
| Source IP | Probes | Network | Country |
|---|---|---|---|
| 66.132.172.110 | 16 | Censys, Inc. | US |
| 66.132.186.183 | 8 | Censys, Inc. | US |
| 167.94.146.62 | 8 | Censys, Inc. | US |
| 66.132.224.237 | 8 | Censys, Inc. | US |
| 66.132.224.89 | 8 | Censys, Inc. | US |
| 167.94.146.56 | 8 | Censys, Inc. | US |
| 66.132.172.138 | 8 | Censys, Inc. | US |
| 66.132.186.201 | 8 | Censys, Inc. | US |
Networks it comes from
| ASN | Organisation | Probes | Source IPs |
|---|---|---|---|
| AS398324 | Censys, Inc. | 92 | 11 |
| AS6939 | Hurricane Electric LLC | 45 | 27 |
| AS398705 | Censys, Inc. | 40 | 5 |
| AS396982 | Google LLC | 22 | 22 |
| AS135377 | UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED | 21 | 3 |
| AS398722 | Censys, Inc. | 15 | 2 |
Where it comes from
| Country | Probes |
|---|---|
| United States | 243 |
| Germany | 6 |
| France | 3 |
| Japan | 2 |
| Canada | 2 |
| China | 2 |
Client strings seen on this port
| User agent | Probes |
|---|---|
| Mozilla/5.0 (compatible; CensysInspect/1.1; +https://about.censys.io/) | 109 |
| Hello from Palo Alto Networks, find out more about our scans in https://docs-cortex.paloaltonetworks.com/r/1/Cortex-Xpanse/Scanning-activity | 22 |
| 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 Edg/120.0.0.0 | 12 |
| Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:65.0) Gecko/20100101 Firefox/65.0 | 8 |
| Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.0 | 7 |
Port report
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