Port report
Port 501
7-day honeypot probe activity targeting destination port 501. First seen 2026-06-29, most recent 2026-07-06 14:18.
205
Events 7d
28
Source IPs
9
Source ASNs
5
Countries
Top source ASNs
Top source countries
Top source IPs hitting port 501
- 66.132.186.18222 eventsKnown scanner USseen Jul 5
- 199.45.154.15311 eventsKnown scanner USseen Jul 2
- 199.45.154.14411 eventsKnown scanner USseen Jul 4
- 66.132.195.9211 eventsKnown scanner USseen Jul 3
- 66.132.195.7811 eventsKnown scanner USseen Jul 1
- 66.132.224.22911 eventsKnown scanner USseen Jul 2
- 66.132.186.17611 eventsKnown scanner USseen Jul 4
- 167.94.146.4811 eventsKnown scanner USseen Jul 6
- 66.132.172.11111 eventsKnown scanner USseen Jul 4
- 66.132.224.8611 eventsKnown scanner USseen Jun 30
- 66.132.195.7111 eventsKnown scanner USseen Jul 3
- 66.132.195.11111 eventsKnown scanner USseen Jun 29
- 199.45.155.8511 eventsKnown scanner USseen Jul 5
- 66.132.172.19811 eventsKnown scanner USseen Jun 30
- 167.94.146.5810 eventsKnown scanner USseen Jul 6
- 199.45.155.878 eventsKnown scanner USseen Jul 4
- 152.32.189.1216 eventsProbing HK· AS135377 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITEDseen Jul 2
- 45.194.70.2484 eventsProbing SC· AS135377 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITEDseen Jun 30
- 194.187.176.2292 eventsProbing DE· AS208843 Alpha Strike Labs GmbHseen Jul 1
- 95.181.239.162 eventsProbing LK· AS9009 M247 Europe SRLseen Jul 2
- 172.236.119.1651 eventsProbing USseen Jul 5
- 66.228.53.1741 eventsProbing USseen Jul 6
- 104.152.52.1461 eventsKnown scanner USseen Jul 5
- 194.187.176.71 eventsProbing DE· AS208843 Alpha Strike Labs GmbHseen Jul 1
- 194.187.176.61 eventsProbing DE· AS208843 Alpha Strike Labs GmbHseen Jul 1
Top user-agents on port 501
- Mozilla/5.0 (compatible; CensysInspect/1.1; +https://about.censys.io/)101
- Go-http-client/1.13
- Mozilla/5.0 (Macintosh; Intel Mac OS X 13_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/108.0.0.0 Safari/537.363
- curl/7.61.11
- Mozilla/5.0 zgrab/0.x1
- Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/588.50 (KHTML, like Gecko) Chrome/89.0.864 Safari/537.361
JSON: /api/port/501. CSV: /api/port/501?format=csv.