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Autonomous System

AS48891

Jsc alef-bank

Announced IPs
512
CIDR prefixes
2
ASN
AS48891

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
45.133.244.0/24 256
0.8%
Jsc alef-bank VG
185.105.119.0/24 256
0.0%
Jsc alef-bank VG

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS48891 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.105.119.0/24 20,713 2026-07-31 02:23:18
45.133.244.0/24 9,388 2026-07-31 02:21:00

Frequently Asked Questions

What is AS48891?

AS48891 is an Autonomous System Number assigned to Jsc alef-bank. 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 AS48891 announce?

AS48891 announces 512 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in British Virgin Islands.

Who operates AS48891?

AS48891 is operated by Jsc alef-bank. The organization is based in British Virgin Islands. You can view all IP ranges and related ASNs on the organization page.

What country is AS48891 registered in?

AS48891 is registered in British Virgin Islands. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-31 02:25:30 UTC
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