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Autonomous System

AS15355

Eisler Capital (US) LLC

Announced IPs
512
CIDR prefixes
2
ASN
AS15355

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
199.47.140.0/23 512
0.0%
Eisler Capital US LLC US
199.47.140.0/24 256
0.0%
Eisler Capital US LLC US

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS15355 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
199.47.140.0/24 7,104 2026-08-03 18:18:04

Frequently Asked Questions

What is AS15355?

AS15355 is an Autonomous System Number assigned to Eisler Capital (US) LLC. 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 AS15355 announce?

AS15355 announces 512 IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in United Kingdom.

Who operates AS15355?

AS15355 is operated by Eisler Capital US LLC. The organization is based in United Kingdom. You can view all IP ranges and related ASNs on the organization page.

What country is AS15355 registered in?

AS15355 is registered in United Kingdom. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-03 18:27:05 UTC
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