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Autonomous System

AS10381

Southwest Cyberport, Inc.

Announced IPs
22,016
CIDR prefixes
10
ASN
AS10381

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Open

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS10381 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
198.49.44.0/24 14,715 2026-07-29 20:51:17
192.160.121.0/24 14,642 2026-07-29 20:29:57
198.51.249.0/24 10,191 2026-07-29 20:51:17
198.59.115.0/24 8,951 2026-07-29 20:59:54
69.49.160.0/20 8,812 2026-07-29 20:59:26
198.49.217.0/24 8,718 2026-07-29 20:59:54
64.42.128.0/20 8,705 2026-07-29 20:59:23
64.42.160.0/20 8,699 2026-07-29 20:59:23
204.29.236.0/24 8,689 2026-07-29 20:59:57
216.184.0.0/19 8,687 2026-07-29 20:55:04

Frequently Asked Questions

What is AS10381?

AS10381 is an Autonomous System Number assigned to Southwest Cyberport, Inc.. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS10381 announce?

AS10381 announces 22.0K IPv4 addresses distributed across 10 routed CIDR prefixes. The network is registered in United States.

Who operates AS10381?

AS10381 is operated by Southwest Cyberport, Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS10381 registered in?

AS10381 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-29 21:10:36 UTC
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