AS42989 — AS-CIDEN
AS42989 announces 2 IPv4 prefixes covering 512 addresses and 1 IPv6 prefixes.
About this network
AS-CIDEN is operated by ciden GmbH.
What it's used for
- The address space carries corporate infrastructure, indicated by netnames DE-CIDEN-CORE and DE-CIDEN-20191113 associated with the registrant ciden GmbH.
- The AS announces 512 IPv4 addresses across 2 prefixes and 1 IPv6 prefix, with only 3 observed neighbours, indicating a small-scale business network rather than a transit or large access provider.
- Traffic from this AS consists of internal corporate endpoints and services for ciden GmbH, a German company based in Dortmund.
Notable
- Registrants align with the announcer, with both IPv4 prefixes registered to ciden GmbH or its abuse contact role.
- The address inventory is compact, consisting of two /24 blocks and a single /48 IPv6 prefix, typical of a small enterprise estate.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.
Announced prefixes
- 185.231.4.0/24
- 193.30.109.0/24
- 2a0c:3500::/48
Upstream networks
Downstream networks
Adjacent networks
BGP / ASN / CIDR
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IPv4
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IPv6
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Search Results
IPv4 Prefixes
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IPv6 Prefixes
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Total Prefixes
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Unique /24s
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⚠ SUSPICIOUS PREFIX ANNOUNCEMENTS DETECTED