Network Port
Port 8081
Custom / ephemeral port
Total Hosts
660,101
last 90 d
Countries
12
distinct
Top Software
nginx
from banners
CVE Hits
—
NVD feed pending
Service Detail
Port
8081
Protocol
TCP / UDP
Service
—
IANA Reserved
—
Common Risk
—
Top Software on this Port
| Server / Banner | Hits |
|---|---|
| nginx | 10,362 |
| Lego Server | 9,734 |
| Apache | 7,946 |
| Tengine | 4,370 |
| openresty | 4,357 |
| Microsoft-HTTPAPI/2.0 | 2,971 |
| Microsoft-IIS/10.0 | 2,578 |
| CW | 2,289 |
| TR069 client TCP connection request Server | 1,949 |
| Apache-Coyote/1.1 | 1,347 |
| IST OIS | 1,209 |
| uvicorn | 1,003 |
Top Countries
Top ASNs
| ASN | Name | IPs |
|---|---|---|
| AS396982 | Google Cloud | 40,068 |
| AS4771 | Spark New Zealand Trading Ltd. | 17,272 |
| AS8075 | Microsoft | 14,929 |
| AS37963 | Alibaba (China) | 14,832 |
| AS19551 | Thales/Imperva | 9,436 |
| AS4134 | China Telecom | 8,575 |
| AS9808 | China Mobile Communications Group Co., Ltd. | 5,975 |
| AS197207 | Mobile Communication Company of Iran | 4,405 |
| AS13335 | Cloudflare | 4,387 |
| AS9488 | — | 4,262 |
| AS4230 | Claro | 3,883 |
| AS1659 | Taiwan Academic Network(TANet) | 3,681 |
Recently Seen on Port 8081
Hosts most recently observed with this port open in our scan sweep.
CVE Matches
No version-matched CVEs
No published CVE exactly matches a software version seen on this port. Banners often omit versions, which limits precise matching.