AS15894 LEITWERK AG

Germany LEITWERK-AS RIPE 5 IPv4 prefixes 2 IPv6 prefixes

IPv4 addresses

4,864

IPv6 /48 networks

65,537

RPKI

6 valid1 no ROA

Peers and downstreams

Holder

AS name: LEITWERK-AS
Description: LEITWERK AG
Organisation: LEITWERK AG
Abuse contact: abuse@leitwerk.net
Assigned: 2000-10-29

185.39.14.0/23 194.41.0.0/24 217.28.104.0/22 217.28.108.0/22 217.28.96.0/21

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 85/100

partly	Prefixes covered by valid ROAs 6 of 7 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
pass	Announces IPv6 2 IPv6 prefixes.	15/15
pass	More than one upstream 40 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@leitwerk.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
n/a	Registry record maintained We have no change date for this record.

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/15894"><img src="https://ip-fd.net/badge/asn/15894/health.svg" alt="AS15894 network health on IP-FD.net"></a>

Markdown

[![AS15894 network health](https://ip-fd.net/badge/asn/15894/health.svg)](https://ip-fd.net/asn/15894)

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

Routing changes

Last 30 days

2026-10-06 06:30 UTC	Neighbour gone	AS56662	peer
2026-10-06 06:30 UTC	Neighbour gone	AS52320	peer
2026-10-06 06:30 UTC	Neighbour gone	AS31027	peer
2026-10-06 06:30 UTC	New neighbour	AS8888	peer
2026-10-06 06:30 UTC	Relationship changed	AS8218	upstream to peer
2026-10-06 06:30 UTC	New neighbour	AS264479	peer
2026-10-06 06:30 UTC	Relationship changed	AS7713	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS7195	upstream to peer
2026-10-06 06:30 UTC	New neighbour	AS6797	peer
2026-10-06 06:30 UTC	Relationship changed	AS6695	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS6663	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS6204	upstream to peer
2026-10-06 06:30 UTC	New neighbour	AS6057	peer
2026-10-06 06:30 UTC	Relationship changed	AS5405	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS48362	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS47147	upstream to peer
2026-10-06 06:30 UTC	New neighbour	AS4230	peer
2026-10-06 06:30 UTC	Relationship changed	AS41327	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS39351	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS39249	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS37468	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS37100	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS35625	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS35280	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS34927	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS34549	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS34177	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS34019	upstream to peer
2026-10-06 06:30 UTC	New neighbour	AS30781	peer
2026-10-06 06:30 UTC	Relationship changed	AS29632	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS29075	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS28716	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS264409	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS25091	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS24961	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS212024	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS20764	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS205103	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS20485	upstream to peer
2026-10-06 06:30 UTC	New neighbour	AS20326	peer
2026-10-06 06:30 UTC	Relationship changed	AS1764	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS15958	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS14840	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS137409	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS12779	upstream to peer
2026-10-06 06:30 UTC	Relationship changed	AS12577	upstream to peer

Routing data

From the weekly collection

Registry record

From the nightly import

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/15894

const res = await fetch('https://ip-fd.net/api/v1/asn/15894', {
  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/15894', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/15894');
curl_setopt($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/15894", 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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