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Organization

S.J.M. Steffann

IPv4 addresses
768
CIDR ranges
2
Category
unknown
BGP prefixes announced
7

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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Countries served by S.J.M. Steffann

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by S.J.M. Steffann

ASNNameIPsPrefixesCountry
AS203993 S.J.M. Steffann 512 1 NL
AS57771 S.J.M. Steffann 256 1 NL

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
185.54.92.0/23 512
27.1%
AS203993 NL
185.54.94.0/24 256
1.6%
AS57771 NL

Frequently Asked Questions

How many IP addresses does S.J.M. Steffann own?

S.J.M. Steffann controls 768 IPv4 addresses distributed across 2 CIDR ranges. The organization is registered in The Netherlands.

What ASNs does S.J.M. Steffann operate?

S.J.M. Steffann operates 2 Autonomous Systems. Each ASN represents an independently routed network that S.J.M. Steffann manages for internet traffic delivery.

What type of organization is S.J.M. Steffann?

S.J.M. Steffann is categorized as unknown. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-18 13:10:32 UTC
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