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Autonomous System

AS12133

Local Internet Service Company

Announced IPs
20,480
CIDR prefixes
16
ASN
AS12133

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.

70/100
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 AS12133 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
69.18.0.0/18 8,469 2026-07-29 12:44:07
76.76.224.0/20 5,315 2026-07-29 12:44:41
63.162.80.0/20 1,407 2026-06-30 21:35:25

Frequently Asked Questions

What is AS12133?

AS12133 is an Autonomous System Number assigned to Local Internet Service Company. 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 AS12133 announce?

AS12133 announces 20.5K IPv4 addresses distributed across 16 routed CIDR prefixes. The network is registered in United States.

Who operates AS12133?

AS12133 is operated by Local Internet Service Company. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS12133 registered in?

AS12133 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 12:55:31 UTC
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