Port 16443
HoneyLabs honeypots recorded 79 probes against destination port 16443 from 33 distinct source IP addresses in the last 7 days.
First observed 2026-11-09 15:34, most recently 2026-11-15 12:24 (UTC).
What the sensors show
The sources sat in 9 networks across 8 countries. No single address sent more than 18% of them. The largest source network was AS212835 (Shesternin Vladimir Anatolievich), with 35% of the probes from 5 addresses. 13 of the 25 busiest addresses are recognised research scanners.
Most active source addresses
| Source IP | Probes | Network | Country |
|---|---|---|---|
| 185.136.15.153 | 14 | AO ALMAZ | KZ |
| 87.251.64.131 | 8 | Shesternin Vladimir Anatolievich | RU |
| 87.251.64.127 | 8 | Shesternin Vladimir Anatolievich | RU |
| 152.32.249.95 | 7 | UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED | VN |
| 87.251.64.128 | 6 | Shesternin Vladimir Anatolievich | RU |
| 87.251.64.132 | 4 | Shesternin Vladimir Anatolievich | RU |
| 178.159.37.70 | 3 | Slobozhenyuk B.Y. PE | UA |
| 87.251.64.126 | 2 | Shesternin Vladimir Anatolievich | RU |
Networks it comes from
| ASN | Organisation | Probes | Source IPs |
|---|---|---|---|
| AS212835 | Shesternin Vladimir Anatolievich | 28 | 5 |
| AS213412 | ONYPHE SAS | 20 | 19 |
| AS210328 | AO ALMAZ | 14 | 1 |
| AS135377 | UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED | 7 | 1 |
| AS206791 | Slobozhenyuk B.Y. PE | 3 | 1 |
| AS396982 | Google LLC | 3 | 3 |
Where it comes from
| Country | Probes |
|---|---|
| Russia | 28 |
| Kazakhstan | 14 |
| France | 12 |
| United States | 10 |
| Vietnam | 7 |
| United Kingdom | 4 |
Client strings seen on this port
| User agent | Probes |
|---|---|
| Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/140.0.0.0 Safari/537.36 | 29 |
| Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:134.0) Gecko/20100101 Firefox/134.0 | 15 |
| kubectl/v1.15.2 (linux/amd64) kubernetes/f627830 | 5 |
| 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 | 4 |
| Hello from Palo Alto Networks, find out more about our scans in https://docs-cortex.paloaltonetworks.com/r/1/Cortex-Xpanse/Scanning-activity | 3 |
Port report
Port report
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