AS42840 — SWERK-GERMANY

AS42840 announces 2 IPv4 prefixes covering 4,096 addresses and 0 IPv6 prefixes.

About this network

SWERK-GERMANY is operated by S.WERK GMBH.

What it's used for

• The address space carries hosting and corporate infrastructure, evidenced by reverse DNS entries such as free-077-073-251-255.hostingzone.eu and IN2-serverlan-net.inotronic.de.
• The AS announces 4096 IPv4 addresses across 2 prefixes and maintains 3 observed neighbours, indicating a small-scale hosting or business network rather than a large transit or residential provider.
• Traffic from this AS consists of web hosting endpoints and internal corporate network segments, consistent with S.WERK GMBH's role as a German hosting and IT services provider.

Notable

• Registrants for both announced prefixes list S.WERK GMBH alongside Hostingzone Hostmaster and Hostingzone Abuse, confirming alignment between the AS holder and the IP space registrants.
• The inventory consists of two /21 blocks (77.73.248.0/21 and 83.136.128.0/21), both located in Germany, with no IPv6 prefixes announced.

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

Announced prefixes

• 77.73.248.0/21
• 83.136.128.0/21

Upstream networks

• AS15598 NorthC Deutschland GmbH
• AS8767 M-net Telekommunikations GmbH

Downstream networks

• AS25063 S.WERK GMBH

Adjacent networks

• AS15598 NorthC Deutschland GmbH
• AS25063 S.WERK GMBH
• AS8767 M-net Telekommunikations GmbH