Network Port
Port 40000
Custom / ephemeral port
Total Hosts
738,248
last 90 d
Countries
12
distinct
Top Software
—
from banners
CVE Hits
—
NVD feed pending
Service Detail
Port
40000
Protocol
TCP / UDP
Service
—
IANA Reserved
—
Common Risk
—
Top Software on this Port
No banners yet
banner-sweep hasn't fingerprinted a host on this port yet.
Top Countries
Top ASNs
| ASN | Name | IPs |
|---|---|---|
| AS396982 | Google Cloud | 36,280 |
| AS3257 | GTT Communications (AS3257) | 28,947 |
| AS9009 | M247 Global | 15,317 |
| AS212238 | — | 13,197 |
| AS37963 | Alibaba (China) | 11,264 |
| AS19551 | Thales/Imperva | 9,916 |
| AS174 | Cogent Communications, Inc. | 9,890 |
| AS18779 | Energy Group Networks | 6,627 |
| AS6079 | Astound | 5,608 |
| AS201341 | Tesonet Ltd | 5,382 |
| AS197207 | Mobile Communication Company of Iran | 4,558 |
| AS9488 | — | 3,952 |
Recently Seen on Port 40000
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.