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Autonomous System

AS28574

CENTRO PESQUISAS DE ENERGIA ELETRICA

Announced IPs
256
CIDR prefixes
1
ASN
AS28574

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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
161.79.4.0/24 256
0.0%
CENTRO PESQUISAS DE ENERGIA ELETRICA BR

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS28574 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
177.47.104.0/24 63,736 2026-06-01 15:43:10
168.181.60.0/24 53,131 2026-06-01 11:20:54
161.79.4.0/24 18,692 2026-06-18 07:47:27
161.79.252.0/24 651 2026-06-17 19:34:41
161.79.0.0/16 102 2026-05-26 01:49:49
192.0.0.0/8 99 2026-05-26 01:49:49
200.229.224.0/24 57 2026-05-29 19:57:35

Frequently Asked Questions

What is AS28574?

AS28574 is an Autonomous System Number assigned to CENTRO PESQUISAS DE ENERGIA ELETRICA. 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 AS28574 announce?

AS28574 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Brazil.

Who operates AS28574?

AS28574 is operated by CENTRO PESQUISAS DE ENERGIA ELETRICA. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.

What country is AS28574 registered in?

AS28574 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-21 20:55:31 UTC
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