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Autonomous System

AS51595

NTT Data Business Solutions A/S

Announced IPs
1,280
CIDR prefixes
2
ASN
AS51595

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
185.90.112.0/22 1.0K
0.0%
NTT Data Business Solutions A/S DK
194.0.155.0/24 256
0.4%
NTT Data Business Solutions A/S DK

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS51595 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
185.90.112.0/22 7,844 2026-08-04 04:14:45
194.0.155.0/24 7,737 2026-08-04 04:14:45

Frequently Asked Questions

What is AS51595?

AS51595 is an Autonomous System Number assigned to NTT Data Business Solutions A/S. 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 AS51595 announce?

AS51595 announces 1.3K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Denmark.

Who operates AS51595?

AS51595 is operated by NTT Data Business Solutions A/S. The organization is based in Denmark. You can view all IP ranges and related ASNs on the organization page.

What country is AS51595 registered in?

AS51595 is registered in Denmark. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-08-04 04:25:35 UTC
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