Port 51
HoneyLabs honeypots recorded 249 probes against destination port 51 from 14 distinct source IP addresses in the last 7 days.
First observed 2026-08-08 11:52:27, most recently 2026-08-15 09:20:48 (UTC).
Most active source addresses
| Source IP | Probes | Network | Country |
|---|---|---|---|
| 80.82.77.202 | 164 | IP Volume inc | NL |
| 93.174.93.12 | 63 | IP Volume inc | NL |
| 204.76.203.7 | 4 | Pfcloud UG (haftungsbeschrankt) | NL |
| 176.32.193.16 | 4 | Ucom CJSC | AM |
| 89.248.172.10 | 3 | IP Volume inc | NL |
| 106.75.12.68 | 2 | China Unicom Beijing Province Network | CN |
| 104.152.52.145 | 2 | Rethem Hosting LLC | US |
| 159.203.61.235 | 1 | DigitalOcean, LLC | CA |
Networks it comes from
| ASN | Organisation | Probes | Source IPs |
|---|---|---|---|
| AS202425 | IP Volume inc | 230 | 3 |
| AS51396 | Pfcloud UG (haftungsbeschrankt) | 4 | 1 |
| AS197834 | Ucom CJSC | 4 | 1 |
| AS14987 | Rethem Hosting LLC | 3 | 2 |
| AS4134 | Chinanet | 2 | 2 |
| AS4808 | China Unicom Beijing Province Network | 2 | 1 |
Where it comes from
| Country | Probes |
|---|---|
| The Netherlands | 234 |
| China | 5 |
| Armenia | 4 |
| United States | 3 |
| Russia | 2 |
| Canada | 1 |
Client strings seen on this port
| User agent | Probes |
|---|---|
| Python/3.10 aiohttp/3.8.4 | 219 |
| Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.77 Safari/537.36 | 6 |
| fasthttp | 3 |
| Mozilla/5.0 (Linux; U; Android 2.0; en-us; Droid Build/ESD20) AppleWebKit/530.17 (KHTML, like Gecko) Version/4.0 Mobile Safari/530.17 | 3 |
| Go-http-client/1.1 | 2 |
Port report
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