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Autonomous System

AS273521

MULTISERVICE COMUNICACAO E SERVICOS LTDA

Announced IPs
256
CIDR prefixes
1
ASN
AS273521

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 AS273521 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
189.126.39.0/24 46,669 2026-07-25 07:41:34

Frequently Asked Questions

What is AS273521?

AS273521 is an Autonomous System Number assigned to MULTISERVICE COMUNICACAO E SERVICOS LTDA. 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 AS273521 announce?

AS273521 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Brazil.

Who operates AS273521?

AS273521 is operated by MULTISERVICE COMUNICACAO E SERVICOS LTDA. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.

What country is AS273521 registered in?

AS273521 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-25 11:25:32 UTC
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