HomeASN LookupAS41108

AS41108 FirstRoot-AS comtrance service GmbH

🇩🇪

Org handle: ORG-CSG21-RIPE

RIPE NCCallocated
Announced Prefixes (BGP)
17total
14 IPv43 IPv6
IPv4 Addresses
Allocated (RIR)6,144
Announced (BGP)6,400
IPv6 Addresses
Allocated (RIR)1.2×10²⁴
Announced (BGP)3.6×10²⁴
Prefix Limit (IPv4)
50
Prefix Limit (IPv6)
10
Country
🇩🇪 DE
RIR
RIPE NCC
Status
allocated
Allocated
2009-02-23

Routing hygiene

Score 21/100 · Low risk
RPKI ROA coverage
64.7%
no RPKI invalid prefixes
IRR route objects
94.1%
1 prefix registered for another origin
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
1
diversity 0/100
  • 35% of announced prefixes (6 of 17) have no valid ROA
  • Only one upstream seen in the AS paths of its routes

Based on 17 announced prefixes, updated daily (2026-10-23). How the score works · RPKI explained

Announced Prefixes

(BGP)17
|
Prefix
RPKI
IRR
Last Seen
91.206.76.0/23
No ROA
RIPE
2026-10-26
91.228.52.0/23
 Valid
RIPE
2026-10-26
91.228.104.0/22
 Valid
RIPE
2026-10-26
91.229.229.0/24
 Valid
RIPE
2026-10-26
91.230.27.0/24
 Valid
RIPE
2026-10-26
193.3.157.0/24
 Valid
RIPE
2026-10-26
193.25.100.0/23
 Valid
RIPE
2026-10-26
195.88.44.0/23
 Valid
RIPE
2026-10-26
195.88.172.0/23
No ROA
RIPE
2026-10-26
195.110.20.0/24
 Valid
RIPE
2026-10-26
1-10 of 17
1 / 2

Allocated Prefixes

(RIR)14
Prefix
Country
RIR
Status
91.206.76.0/23🇵🇱 PLRIPENCCassigned
91.228.52.0/23🇩🇪 DERIPENCCallocated
91.228.104.0/22🇩🇪 DERIPENCCallocated
91.229.229.0/24🇩🇪 DERIPENCCallocated
91.230.27.0/24🇩🇪 DERIPENCCallocated
193.3.157.0/24🇩🇰 DKRIPENCCassigned
193.25.100.0/23🇩🇪 DERIPENCCallocated
195.88.44.0/23🇩🇪 DERIPENCCallocated
195.88.172.0/23🇵🇱 PLRIPENCCassigned
195.110.20.0/24🇩🇪 DERIPEassigned
1-10 of 14
1 / 2

All 17 announced prefixes of AS41108 →

Downstream Customers(6)

ASNName
AS198016🇩🇪KSS Michael Kieser
AS200201🇵🇱JOT23-VPS Tomasz Kepczynski
AS203757🇩🇪KLEGUL Gregor Czubayko
AS213748🇩🇪MQNG-AS Minh Nguyen
AS215080🇩🇪Jana-Steuernagel Jana Amelie Steuernagel
AS216427🇩🇪Andreas-Duering-AS Andreas Duering

BGP Neighbours

(seen in AS paths)

Upstreams (1)

Networks AS41108 hands its own prefixes to: transit providers, or peers at an exchange.

Downstreams (16)

Networks whose own prefixes AS41108 passes on: usually its customers.

  • AS210103DDPO Cedric Dasnois7
  • AS60802KB Kevin Buehl2
  • AS209185NE Tim Niemeyer2
  • AS209859FESR Florian Martin Esser2
  • AS39753LIUXYON Kai Liu1
  • AS199462NETISP UK NETISP1
  • AS200201JOT23 VPS Tomasz Kepczynski1
  • AS203757KLEGUL Gregor Czubayko1
  • AS207378Ingbueromutterlose Aszn01 DIRK MUTTERLOSE1
  • AS207792Darius Jockel Darius Jockel1
  • AS208449Beecloudynet Micky Del Favero Trading "BeeCloudy.Net"1
  • AS208454Hostingstudio Jens Zimperfeld1
  • AS208713Enrico Dominic Straehler1
  • AS210887SACK Yannic Sack1
  • AS212704DXLD Daniel Groeber1
  • AS215080Jana Steuernagel Jana Amelie Steuernagel1

Transfer History

Registry transfers of AS41108 between organisations.

2
  • AS41108Transfer ·
    First Root UG (haftungsbeschraenkt)
    RIPE NCC
    →
    comtrance service GmbH
    RIPE NCC
  • AS41108Transfer ·
    Hoffrath & Janssen GbR
    RIPE NCC
    →
    First Root UG
    RIPE NCC
ASPA
No ASPA0 upstreams, 6 downstreams
Listed as Upstream Provider by
6 ASNs
View full ASPA details →
Abuse Contact
External Links
RIPE WhoisRIPEstat

Learn more

API
Open
GEThttps://api.ipctl.io/v1/asn/41108

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/41108" | jq