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Autonomous System

AS274640

TOPNET MAIS LTDA ME

Announced IPs
256
CIDR prefixes
1
ASN
AS274640

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 →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 1-5Gbps
Geographic scope Regional
Traffic ratio Balanced
Peering policy Open

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
179.48.137.0/24 256
93.8%
TOPNET MAIS LTDA ME BR Pernambuco Igarassu

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS274640 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
179.48.137.0/24 25,821 2026-07-25 03:47:00

Frequently Asked Questions

What is AS274640?

AS274640 is an Autonomous System Number assigned to TOPNET MAIS LTDA ME. 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 AS274640 announce?

AS274640 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Brazil.

Who operates AS274640?

AS274640 is operated by TOPNET MAIS LTDA ME. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.

What country is AS274640 registered in?

AS274640 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 04:25:31 UTC
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