AS213527 — IT-adjutor Lorenz Knak trading as IT-adjutor GmbH

AS213527 announces 3 IPv4 prefixes covering 768 addresses and 4 IPv6 prefixes.

About this network

The AS handle IT-ADJUTOR is held by IT-adjutor GmbH.

What it's used for

• The address space carries business and corporate traffic, evidenced by netnames IT-adjutor and DE-IT-ADJUTOR-20251015 associated with the registrant Lorenz Knak trading as IT-adjutor GmbH.
• The network announces 768 IPv4 addresses across 3 prefixes and maintains 17 observed neighbours, a ratio indicating a small-scale business or transit provider rather than a large access network.
• Traffic from this AS consists of corporate endpoints and services operated by IT-adjutor GmbH, a German IT services company.

Notable

• Registrants for two of the three prefixes are Lorenz Knak trading as IT-adjutor GmbH, while the prefix 2.58.214.0/24 is registered to IPO; IP One GmbH, suggesting a mix of owned and leased or third-party address space.
• The address inventory is small and fragmented, consisting of three /24 blocks 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

• 2.58.214.0/24
• 212.56.58.0/24
• 213.177.162.0/24
• 2a14:47c0:1::/48
• 2a14:47c0:2::/47
• 2a14:47c0:e::/47
• 2a14:47c0:100::/48

Upstream networks

• AS6939 Hurricane Electric LLC
• AS30823 aurologic GmbH
• AS203446 SMARTNET Germany GmbH
• AS174 Cogent Communications, LLC
• AS6204 INTERKVM HOST SRL
• AS35133 Eranium B.V.
• AS24482 SG.GS
• AS20764 CJSC RASCOM

Downstream networks

• AS213579 Leon Hubrich
• AS213512 Lorenz Knak trading as IT-adjutor GmbH
• AS215375 Luca Nowak
• AS218189 IT-adjutor GmbH

Adjacent networks

• AS6939 Hurricane Electric LLC
• AS215375 Luca Nowak
• AS213579 Leon Hubrich
• AS30823 aurologic GmbH
• AS213512 Lorenz Knak trading as IT-adjutor GmbH
• AS174 Cogent Communications, LLC
• AS218189 IT-adjutor GmbH
• AS6204 INTERKVM HOST SRL
• AS203446 SMARTNET Germany GmbH
• AS35133 Eranium B.V.
• AS24482 SG.GS
• AS20764 CJSC RASCOM

Routing security

• RPKI: 9 valid, 0 invalid and 0 not-found announcements; 27 ROAs.
• ASPA: 7 authorised providers.
• IRR: 100% of announcements registered; 26 route objects.
• Listed in as-sets: AS-COMBAHTON, AS-HURRICANEV6, AS-TRANSROUTE-SPEC, AS174:AS-COGC-036, AS213512:AS-DOWNSTREAMS, AS213512:AS-UPSTREAMS, AS213527:AS-IT-ADJUTOR-DOWNSTREAMS, AS213527:AS-IT-ADJUTOR-UPSTREAM, AS213579:AS-UPSTREAMS, AS215120:AS-EVOLUS, AS215375:AS-UPSTREAM, AS30823:AS-AUROLOGIC.

Internet exchanges

• ERA-IX Frankfurt — Frankfurt, Germany