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Autonomous System

AS272812

FASTNET COMUNICACIONES ISP SAS

Announced IPs
256
CIDR prefixes
1
ASN
AS272812

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 →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
138.117.41.0/24 256
0.0%
FASTNET COMUNICACIONES ISP SAS CO Huila Department Timaná

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS272812 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
138.117.41.0/24 36,637 2026-07-25 11:06:42

Frequently Asked Questions

What is AS272812?

AS272812 is an Autonomous System Number assigned to FASTNET COMUNICACIONES ISP SAS. 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 AS272812 announce?

AS272812 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Colombia.

Who operates AS272812?

AS272812 is operated by FASTNET COMUNICACIONES ISP SAS. The organization is based in Colombia. You can view all IP ranges and related ASNs on the organization page.

What country is AS272812 registered in?

AS272812 is registered in Colombia. 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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