AS41108 comtrance service GmbH

Germany FirstRoot-AS RIPE 14 IPv4 prefixes 3 IPv6 prefixes

IPv4 addresses

6,400

IPv6 /48 networks

RPKI

11 valid6 no ROA

Peers and downstreams

Holder

AS name: FirstRoot-AS
Description: comtrance service GmbH
Organisation: comtrance service GmbH
Registered in: Düsseldorf, Germany
Abuse contact: abuse@comtrance.net
Assigned: 2009-02-22
Registered: 2009-02-23
Record last changed: 2026-09-18 09:01 UTC

193.25.100.0/23 193.3.157.0/24 195.110.20.0/24 195.110.21.0/24 195.128.168.0/23 195.242.78.0/23 195.254.136.0/23 195.88.172.0/23 195.88.44.0/23 91.206.76.0/23 91.228.104.0/22 91.228.52.0/23 91.229.229.0/24 91.230.27.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 76/100

partly	Prefixes covered by valid ROAs 11 of 17 announced prefixes are RPKI valid, 6 have no ROA.	16/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 3 IPv6 prefixes.	15/15
partly	More than one upstream 1 upstream seen in BGP.	5/10
pass	Working abuse contact abuse@comtrance.net is published.	15/15
fail	Publishes a geofeed No geofeed found. Without one, location databases have to guess.	0/10
pass	No prefixes smaller than /24 or /48 All prefixes are /24 (IPv4) or /48 (IPv6) or larger.	10/10
pass	Registry record maintained Last changed 2026-09-18.	5/5

Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.

Show this on your website

HTML

<a href="https://ip-fd.net/asn/41108"><img src="https://ip-fd.net/badge/asn/41108/health.svg" alt="AS41108 network health on IP-FD.net"></a>

Markdown

[![AS41108 network health](https://ip-fd.net/badge/asn/41108/health.svg)](https://ip-fd.net/asn/41108)

Use rpki.svg instead of health.svg for the RPKI badge.

Routing changes

Last 30 days

No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS41108
as-name:        FirstRoot-AS
org:            ORG-CSG21-RIPE
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remarks:        *********************************************************
remarks:        * Abuse Contact: noc@first-root.com in case of Attacks, *
remarks:        * Illegal Activity, Violation, Scans, Spam etc. *
remarks:        *********************************************************
remarks:        * Please contact noc@first-root.com in case of *
remarks:        * operational questions. *
remarks:        *********************************************************
admin-c:        CSG54-RIPE
tech-c:         CSG54-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         COMTRANCE-MNT
created:        2009-02-23T09:22:14Z
last-modified:  2026-09-18T09:01:42Z
source:         RIPE
% 64 routing policy lines (import/export) not shown

Routing data

Updated just now

Registry record

Fetched just now from RIPE

Prefixes and neighbours come from the RIPE RIS route collectors. Data older than 5 minutes is refreshed when this page is opened.

API

curl -H "X-API-Key: YOUR_KEY" https://ip-fd.net/api/v1/asn/41108

const res = await fetch('https://ip-fd.net/api/v1/asn/41108', {
  headers: { 'X-API-Key': 'YOUR_KEY' }
});
const data = await res.json();
console.log(data);

import requests

r = requests.get('https://ip-fd.net/api/v1/asn/41108', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/41108');
curl_setopt($ch, CURLOPT_HTTPHEADER, ['X-API-Key: YOUR_KEY']);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$data = json_decode(curl_exec($ch), true);
print_r($data);

req, _ := http.NewRequest("GET", "https://ip-fd.net/api/v1/asn/41108", nil)
req.Header.Set("X-API-Key", "YOUR_KEY")
res, err := http.DefaultClient.Do(req)
if err != nil {
    log.Fatal(err)
}
defer res.Body.Close()
body, _ := io.ReadAll(res.Body)
fmt.Println(string(body))

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