Skip to main content
Autonomous System

AS401742

ServerOptima

Announced IPs
4,864
CIDR prefixes
17
ASN
AS401742

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

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS401742 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
38.127.238.0/24 91,288 2026-07-23 20:30:47
74.214.175.0/24 8,083 2026-07-23 20:29:56
38.129.101.0/24 7,469 2026-07-23 20:29:56
74.214.172.0/24 7,404 2026-07-23 20:29:56
66.220.29.0/24 7,382 2026-07-23 20:29:56
65.19.178.0/24 7,376 2026-07-23 20:29:56
64.71.175.0/24 7,365 2026-07-23 20:29:56
64.71.161.0/24 7,360 2026-07-23 20:29:56
64.71.152.0/24 7,358 2026-07-23 20:29:56
74.82.63.0/24 7,351 2026-07-23 20:29:56
64.71.179.0/24 7,333 2026-07-23 20:29:56
65.49.60.0/24 7,292 2026-07-23 20:29:56
65.49.65.0/24 6,300 2026-07-23 20:30:46
74.214.173.0/24 6,171 2026-07-23 20:30:46
38.129.103.0/24 5,682 2026-07-23 20:44:11
74.214.174.0/24 4,358 2026-07-23 20:30:34
38.129.102.0/24 4,355 2026-07-23 20:30:53
65.19.188.0/24 4,259 2026-07-23 20:30:34
184.105.7.0/24 4,218 2026-07-23 20:30:34

Frequently Asked Questions

What is AS401742?

AS401742 is an Autonomous System Number assigned to ServerOptima. 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 AS401742 announce?

AS401742 announces 4.9K IPv4 addresses distributed across 17 routed CIDR prefixes. The network is registered in United States.

Who operates AS401742?

AS401742 is operated by ServerOptima. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS401742 registered in?

AS401742 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: 2026-07-23 20:40:31 UTC
Share