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Autonomous System

AS398324

Censys, Inc.

Announced IPs
4,352
CIDR prefixes
17
ASN
AS398324

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 v1.2.1 — 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

CIDRIPsPTR DensityOrganizationCountryStateCity
66.132.148.0/24 256
98.8%
Censys, Inc. US — —
66.132.153.0/24 256
99.2%
Censys, Inc. US — —
66.132.159.0/24 256
100.0%
Censys, Inc. US — —
66.132.172.0/24 256
99.6%
Censys, Inc. US — —
66.132.175.0/24 256
95.3%
Censys, Inc. US — —
66.132.180.0/24 256
98.8%
Censys, Inc. US — —
66.132.186.0/24 256
99.6%
Censys, Inc. US — —
66.132.195.0/24 256
98.4%
Censys, Inc. US — —
66.132.198.0/24 256
99.6%
Censys, Inc. US — —
66.132.209.0/24 256
97.7%
Censys, Inc. US California Ontario
66.132.224.0/24 256
98.4%
Censys, Inc. US — —
66.132.228.0/24 256
98.8%
Censys, Inc. US — —
66.234.1.0/24 256
100.0%
Censys, Inc. US Florida Miami
162.142.125.0/24 256
99.2%
Censys, Inc. US — —
167.94.138.0/24 256
100.0%
Censys, Inc. US — —
167.248.133.0/24 256
99.2%
Censys, Inc. US — —
206.168.35.0/24 256
100.0%
Censys, Inc. US — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS398324 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
66.234.1.0/24 22,499 2026-10-21 04:05:12
167.94.138.0/24 22,422 2026-10-21 04:05:45
167.248.133.0/24 22,400 2026-10-21 04:05:45
66.132.186.0/24 20,451 2026-10-21 04:05:13
66.132.198.0/24 20,395 2026-10-21 04:05:13
66.132.195.0/24 20,357 2026-10-21 04:05:13
66.132.148.0/24 20,343 2026-10-21 04:05:13
206.168.35.0/24 17,128 2026-10-21 04:06:53
66.132.175.0/24 16,469 2026-10-21 04:05:12
66.132.159.0/24 15,937 2026-10-21 04:05:12
66.132.172.0/24 14,020 2026-10-21 04:09:24
66.132.228.0/24 13,951 2026-10-21 04:09:24
66.132.224.0/24 13,913 2026-10-21 04:09:24
162.142.125.0/24 13,878 2026-10-21 04:09:24
66.132.153.0/24 13,843 2026-10-21 04:09:24
66.132.209.0/24 9,646 2026-10-21 04:05:13
66.132.180.0/24 8,359 2026-10-21 04:05:12

Frequently Asked Questions

What is AS398324?

AS398324 is an Autonomous System Number assigned to Censys, 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 AS398324 announce?

AS398324 announces 4.4K IPv4 addresses distributed across 17 routed CIDR prefixes. The network is registered in United States.

Who operates AS398324?

AS398324 is operated by Censys, Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS398324 registered in?

AS398324 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: 2026-10-21 04:09:04 UTC
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