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Autonomous System

AS18862

Omnicare, Inc.

Announced IPs
38,400
CIDR prefixes
14
ASN
AS18862

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 →

Top CIDR ranges

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS18862 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
74.116.80.0/22 23,719 2026-09-14 05:21:43
74.116.83.0/24 23,618 2026-09-14 05:21:43
152.145.168.0/24 23,263 2026-09-14 05:23:05
152.145.182.0/24 23,018 2026-09-14 05:23:05
152.145.172.0/24 22,938 2026-09-14 05:23:05
152.145.176.0/22 21,468 2026-09-14 05:23:05
156.78.128.0/23 21,117 2026-09-14 05:23:28
156.78.130.0/23 21,083 2026-09-14 05:23:28
204.99.22.0/23 19,676 2026-09-14 05:23:28
204.99.18.0/24 19,570 2026-09-14 05:23:28
204.99.118.0/24 19,548 2026-09-14 05:23:28
204.99.19.0/24 19,487 2026-09-14 05:23:28
204.99.13.0/24 19,418 2026-09-14 05:23:28
204.99.50.0/24 19,407 2026-09-14 05:23:28
204.99.0.0/17 19,368 2026-09-14 05:23:28
152.145.241.0/24 18,414 2026-09-14 05:23:28
152.145.224.0/24 16,169 2026-09-14 05:23:09
152.145.223.0/24 16,116 2026-09-14 05:23:09
192.160.146.0/24 14,535 2026-09-14 05:23:09
152.145.240.0/24 11,761 2026-09-14 05:22:14
12.15.144.0/24 9,224 2026-09-14 05:21:33
204.14.128.0/23 7,320 2026-09-14 05:22:22

Frequently Asked Questions

What is AS18862?

AS18862 is an Autonomous System Number assigned to Omnicare, 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 AS18862 announce?

AS18862 announces 38.4K IPv4 addresses distributed across 14 routed CIDR prefixes. The network is registered in United States.

Who operates AS18862?

AS18862 is operated by Omnicare, Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS18862 registered in?

AS18862 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: 2026-09-14 05:24:05 UTC
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