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Autonomous System

AS275647

CASTILHOS PROVEDOR DE INTERNET LTDA

Announced IPs
256
CIDR prefixes
1
ASN
AS275647

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 →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 1-5Gbps
Geographic scope Regional
Traffic ratio Mostly Inbound
Peering policy Open
IRR record AS275647:AS-CASTILHONET

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
45.181.147.0/24 256
0.0%
AS275647 BR Mato Grosso Colniza

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS275647 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
45.181.147.0/24 130,732 2026-07-23 20:47:15

Frequently Asked Questions

What is AS275647?

AS275647 is an Autonomous System Number assigned to CASTILHOS PROVEDOR DE INTERNET 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 AS275647 announce?

AS275647 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Brazil.

Who operates AS275647?

AS275647 is operated by CASTILHOS PROVEDOR DE INTERNET LTDA. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.

What country is AS275647 registered in?

AS275647 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-23 21:10:33 UTC
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