AS203993 — GNA-DC1-AS S.J.M. Steffann

AS203993 announces 3 IPv4 prefixes covering 1,280 addresses and 3 IPv6 prefixes.

About this network

The AS handle STEFFANN-DC-AS is held by S.J.M. Steffann.

What it's used for

• The address space carries a mix of leased infrastructure and personal consultancy resources, evidenced by netnames 6CONNECT-1 and NL-STEFFANN-20140417.
• With 1280 IPv4 addresses and 3 IPv6 prefixes announced against 31 observed neighbours, the ratio indicates a small-scale network with moderate peering relationships rather than a large transit or access provider.
• Traffic from this AS consists of web endpoints and consultancy services associated with S.J.M. Steffann, alongside hosted services from 6connect, Inc.

Notable

• Registrants differ from the announcer; the 67.221.252.0/23 and 67.221.255.0/24 prefixes are registered to 6connect, Inc., while 185.54.92.0/23 is registered to S.J.M. Steffann.
• The address inventory is small and fragmented, consisting of two /23 blocks and one /24 block in IPv4, with three distinct IPv6 prefixes.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 67.221.252.0/23
• 67.221.255.0/24
• 185.54.92.0/23
• 2607:fae0:f001::/48
• 2607:fae0:f00c::/47
• 2a00:8642::/32

Upstream networks

• AS50673 Serverius Holding B.V.
• AS12414 Solcon Internetdiensten B.V.
• AS6939 Hurricane Electric LLC
• AS24482 SG.GS
• AS58057 Securebit AG
• AS34019 Hivane Association
• AS202365 Omer GOLGELI
• AS34927 iFog GmbH

Downstream networks

• AS215771 John David Verolme trading as VeroCon
• AS8038 6connect, Inc.

Adjacent networks

• AS50673 Serverius Holding B.V.
• AS215771 John David Verolme trading as VeroCon
• AS8038 6connect, Inc.
• AS6939 Hurricane Electric LLC
• AS12414 Solcon Internetdiensten B.V.
• AS58057 Securebit AG
• AS24482 SG.GS
• AS34019 Hivane Association
• AS202365 Omer GOLGELI
• AS34927 iFog GmbH
• AS5405 Inter.link GmbH

Routing security

• RPKI: 8 valid, 0 invalid and 0 not-found announcements; 6 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 8 route objects.
• Listed in as-sets: AS-RETN-ACTUAL-V6, AS-SOLCON, AS-SOLCON6, AS203993:AS-ALL, AS57771:AS-CUSTOMERS.

Internet exchanges

• Speed Internet Exchange — Dronten, Netherlands