AS41108 — FirstRoot-AS comtrance service GmbH

Network type: hosting

AS41108 announces 13 IPv4 prefixes covering 6,400 addresses and 3 IPv6 prefixes.

About this network

FIRSTROOT-AS is operated by comtrance service GmbH.

What it's used for

• The address space carries managed hosting and colocation services, evidenced by reverse DNS entries such as vps5021.first-root.com, vps6922.first-root.com, and lb2.catalogus.de.
• The AS announces 6400 IPv4 addresses across 13 prefixes and 4 IPv6 prefixes, maintaining 25 observed neighbours, a ratio consistent with a hosting and data center provider rather than a transit carrier.
• Traffic from this AS consists of web and API endpoints, VPS instances, and managed IT services for clients utilizing comtrance's data center facilities in Düsseldorf.

Notable

• Registrants for the majority of prefixes are comtrance service GmbH, while several prefixes (e.g., 91.206.76.0/23, 195.128.168.0/23) are registered to Lukasz Sobon trading as SC Media Adam i Lukasz Sobon Sp. J., indicating leased or historical space.
• The address inventory is finely subdivided into multiple /23 and /24 blocks, reflecting a segmented corporate estate for different service offerings.

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

Announced prefixes

• 91.206.76.0/23
• 91.228.52.0/23
• 91.228.104.0/22
• 91.229.229.0/24
• 91.230.27.0/24
• 193.3.157.0/24
• 193.25.100.0/23
• 195.88.44.0/23
• 195.88.172.0/23
• 195.110.20.0/23
• 195.128.168.0/23
• 195.242.78.0/23
• 195.254.136.0/23
• 2001:67c:12a0::/48
• 2a0c:9a40:8081::/48
• 2a0f:5707:ab26::/48

Upstream networks

• AS30962 comtrance service GmbH

Downstream networks

• AS209859 Florian Martin Esser
• AS207378 DIRK MUTTERLOSE
• AS209185 Tim Niemeyer
• AS207792 Darius Jockel
• AS199462 NETISP LTD
• AS208449 Micky Del Favero trading as "BeeCloudy.net"
• AS200201 Tomasz Kepczynski
• AS212704 Daniel Groeber
• AS210887 Yannic Sack
• AS215080 Jana Amelie Steuernagel
• AS210729 Markus Wipp
• AS210103 Cedric Dasnois
• AS197762 Constantin Herold
• AS210466 CODE AND CONDUCTIVITY AB
• AS203618 UB330.net d.o.o.
• AS209199 Cloud Unboxed Limited
• AS60802 Kevin Buehl
• AS209209 Fabrizio Lanotte
• AS204268 Christian Hoene

Adjacent networks

• AS30962 comtrance service GmbH
• AS209859 Florian Martin Esser
• AS207378 DIRK MUTTERLOSE
• AS209185 Tim Niemeyer
• AS210887 Yannic Sack
• AS215080 Jana Amelie Steuernagel
• AS199462 NETISP LTD
• AS200201 Tomasz Kepczynski
• AS207792 Darius Jockel
• AS208449 Micky Del Favero trading as "BeeCloudy.net"
• AS212704 Daniel Groeber
• AS210729 Markus Wipp
• AS210103 Cedric Dasnois
• AS197762 Constantin Herold
• AS210466 CODE AND CONDUCTIVITY AB
• AS203618 UB330.net d.o.o.
• AS209199 Cloud Unboxed Limited
• AS60802 Kevin Buehl
• AS209209 Fabrizio Lanotte
• AS204268 Christian Hoene

Routing security

• RPKI: 11 valid, 0 invalid and 6 not-found announcements; 13 ROAs.
• ASPA: none published.
• IRR: 94% of announcements registered; 27 route objects.
• Listed in as-sets: AS-CLANO, AS-FIRSTROOT, AS-HOFFRATH, AS-LEN, AS-NC-UPSTREAM, AS-OINVEST, AS-QDANIEL-SET, AS-XO-B, AS200201:AS-UPSTREAMS, AS32604:AS-BGP-PEERS.

Internet exchanges

• DE-CIX Munich — Munich, Germany
• DE-CIX Hamburg — Hamburg, Germany