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Autonomous System

AS21323

Erste&Steiermarkische Bank d.d.

Announced IPs
256
CIDR prefixes
1
ASN
AS21323

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
195.29.91.0/24 256
7.0%
Erste&Steiermarkische Bank d.d. HR

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS21323 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
195.29.91.0/24 4,270 2026-07-24 03:56:32

Frequently Asked Questions

What is AS21323?

AS21323 is an Autonomous System Number assigned to Erste&Steiermarkische Bank d.d.. 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 AS21323 announce?

AS21323 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Croatia.

Who operates AS21323?

AS21323 is operated by Erste&Steiermarkische Bank d.d.. The organization is based in Croatia. You can view all IP ranges and related ASNs on the organization page.

What country is AS21323 registered in?

AS21323 is registered in Croatia. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-24 03:55:31 UTC
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