Port report
Port 143IMAP
7-day honeypot probe activity targeting destination port 143. First seen 2026-05-14, most recent 2026-05-21 10:18.
Events 7d
847
Source IPs
147
Source ASNs
27
Countries
16
Top source ASNs
- AS202425IP Volume inc253
- AS14061DigitalOcean, LLC117
- AS396982Google LLC113
- AS16509Amazon.com, Inc.92
- AS135377UCLOUD INFORMATION TECHNOLOGY HK LIMITED65
- AS34665Petersburg Internet Network ltd.34
- AS398722Censys, Inc.24
- AS8075Microsoft Corporation22
- AS45102Alibaba US Technology Co., Ltd.14
- AS49870Alsycon B.V.13
Top source countries
- Netherlands250
- United States248
- Germany119
- Belgium88
- Hong Kong42
- Russia36
- Portugal14
- Seychelles13
- United Kingdom10
- China10
Top source IPs hitting port 143
- 94.102.49.155128 eventsNL· AS202425 IP Volume inc
- 80.82.77.202116 eventsNL· AS202425 IP Volume inc
- 138.68.105.21540 eventsDE· AS14061 DigitalOcean, LLC
- 46.161.50.10932 eventsRU· AS34665 Petersburg Internet Network ltd.
- 3.129.187.3826 eventsUS· AS16509 Amazon.com, Inc.
- 164.92.184.15920 eventsDE· AS14061 DigitalOcean, LLC
- 64.226.110.1220 eventsDE· AS14061 DigitalOcean, LLC
- 3.131.220.12120 eventsUS· AS16509 Amazon.com, Inc.
- 165.227.140.6620 eventsDE· AS14061 DigitalOcean, LLC
- 18.116.101.22019 eventsUS· AS16509 Amazon.com, Inc.
- 3.130.168.215 eventsUS· AS16509 Amazon.com, Inc.
- 152.32.189.12111 eventsHK· AS135377 UCLOUD INFORMATION TECHNOLOGY HK LIMITED
- 199.45.154.1138 eventsUS· AS398722 Censys, Inc.
- 66.132.195.548 eventsUS
- 199.45.154.1488 eventsUS· AS398722 Censys, Inc.
- 66.132.195.388 eventsUS
- 167.94.146.498 eventsUS· AS398705 Censys, Inc.
- 66.132.195.868 eventsUS
- 199.45.155.1048 eventsUS· AS398722 Censys, Inc.
- 118.194.250.2328 eventsTH· AS135377 UCLOUD INFORMATION TECHNOLOGY HK LIMITED
- 66.132.195.568 eventsUS
- 66.132.224.2318 eventsUS
- 118.193.32.927 eventsHK· AS135377 UCLOUD INFORMATION TECHNOLOGY HK LIMITED
- 152.32.157.927 eventsGB· AS135377 UCLOUD INFORMATION TECHNOLOGY HK LIMITED
- 216.180.246.1327 eventsUS· AS396982 Google LLC
Top user-agents on port 143
- Python/3.10 aiohttp/3.8.4241
- visionheight.com/scan Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) Chrome/126.0.0.0 Safari/537.3669
- Mozilla/5.0 (compatible; CensysInspect/1.1; +https://about.censys.io/)54
- Go-http-client/1.124
- Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.3620
- Mozilla/5.0 (compatible; GenomeCrawlerd/1.0; +https://www.nokia.com/genomecrawler)11
- 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/120.0.0.08
- curl/7.29.08
- Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.368
- python-httpx/0.28.16
JSON: /api/port/143. CSV: /api/port/143?format=csv.