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Autonomous System

AS44957

Fastweb

Announced IPs
33,024
CIDR prefixes
2
ASN
AS44957

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.

69/100
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
93.151.0.0/17 32.8K
94.0%
Fastweb IT
93.179.185.0/24 256
0.0%
Fastweb IT

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS44957 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
93.179.185.0/24 3,609 2026-07-22 11:12:48
93.151.0.0/17 3,515 2026-07-09 09:44:36

Frequently Asked Questions

What is AS44957?

AS44957 is an Autonomous System Number assigned to Fastweb. 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 AS44957 announce?

AS44957 announces 33.0K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Italy.

Who operates AS44957?

AS44957 is operated by Fastweb. The organization is based in Italy. You can view all IP ranges and related ASNs on the organization page.

What country is AS44957 registered in?

AS44957 is registered in Italy. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-22 12:10:34 UTC
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