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Autonomous System

AS263273

INST. FED. DE EDUCACAO CIENCIA E TECNO FLUMINENSE

Announced IPs
256
CIDR prefixes
1
ASN
AS263273

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

CIDRIPsPTR DensityOrganizationCountryStateCity
191.37.254.0/24 256
16.4%
INST. FED. DE EDUCACAO CIENCIA E TECNO FLUMINENSE BR

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS263273 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
191.37.254.0/24 29,910 2026-07-25 17:13:22

Frequently Asked Questions

What is AS263273?

AS263273 is an Autonomous System Number assigned to INST. FED. DE EDUCACAO CIENCIA E TECNO FLUMINENSE. 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 AS263273 announce?

AS263273 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Brazil.

Who operates AS263273?

AS263273 is operated by INST. FED. DE EDUCACAO CIENCIA E TECNO FLUMINENSE. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.

What country is AS263273 registered in?

AS263273 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 18:25:31 UTC
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