AS43503 synaforce GmbH

Germany HERBST-AS RIPE 6 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

13,312

IPv6 /48 networks

RPKI

5 valid1 no ROA

Peers and downstreams

Holder

AS name: HERBST-AS
Description: synaforce GmbH
Organisation: synaforce GmbH
Abuse contact: noc@hartl-group.de
Assigned: 2007-08-12
Registered: 2007-08-13
Record last changed: 2026-09-24 10:51 UTC

109.234.120.0/21 46.226.112.0/21 46.30.80.0/21 81.16.48.0/20 83.137.96.0/21 91.203.200.0/22

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade C · 71/100

partly	Prefixes covered by valid ROAs 5 of 6 announced prefixes are RPKI valid, 1 have no ROA.	21/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
fail	Announces IPv6 No IPv6 prefixes are announced.	0/15
pass	More than one upstream 4 upstreams seen in BGP.	10/10
pass	Working abuse contact noc@hartl-group.de 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 2026-09-24.	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/43503"><img src="https://ip-fd.net/badge/asn/43503/health.svg" alt="AS43503 network health on IP-FD.net"></a>

Markdown

[![AS43503 network health](https://ip-fd.net/badge/asn/43503/health.svg)](https://ip-fd.net/asn/43503)

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

Routing changes

Last 30 days

2026-10-04 08:34 UTC	Relationship changed	AS8218	upstream to peer
2026-10-04 08:34 UTC	Relationship changed	AS6797	upstream to peer
2026-10-04 08:34 UTC	Relationship changed	AS39351	upstream to peer
2026-10-04 08:34 UTC	Relationship changed	AS24961	upstream to peer

WHOIS

aut-num:        AS43503
as-name:        HERBST-AS
org:            ORG-HGG4-RIPE
remarks:        
remarks:        
remarks:        
remarks:        
remarks:        
admin-c:        NHG4-RIPE
tech-c:         TL6544-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         lir-de-hartl-group-1-MNT
created:        2007-08-13T09:33:21Z
last-modified:  2026-09-24T10:51:43Z
source:         RIPE
% 8 routing policy lines (import/export) not shown

Routing data

Updated 1 days ago

Registry record

Fetched 1 days ago 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/43503

const res = await fetch('https://ip-fd.net/api/v1/asn/43503', {
  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/43503', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/43503');
curl_setopt($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/43503", 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))

Works without a key at a lower rate. Get a free key.

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AS24961	WIIT AG MYLOC-AS
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