AS205240 Jan Wilke Ackerstaff

Germany ACKERSTAFF RIPE 3 IPv4 prefixes 1 IPv6 prefix

IPv4 addresses

768

IPv6 /48 networks

65,536

RPKI

4 valid0 no ROA

Peers and downstreams

Holder

AS name: ACKERSTAFF
Description: Jan Wilke Ackerstaff
Organisation: Jan Wilke Ackerstaff
Abuse contact: abuse@as205240.net
Assigned: 2017-10-09
Registered: 2017-10-10
Record last changed: 2026-08-31 11:32 UTC

193.218.204.0/24 193.218.222.0/24 193.219.0.0/24

Routing changes

Last 30 days

2026-10-04 05:11 UTC

Neighbour gone

AS35661

upstream

WHOIS

aut-num:        AS205240
as-name:        ACKERSTAFF
org:            ORG-JWA4-RIPE
remarks:        VSYS-VERIFY-1cce243a00dbb596ce091880ff613c42
admin-c:        SYNC-DE
tech-c:         SYNC-DE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         ACKERSTAFF-MNT
created:        2017-10-10T09:26:18Z
last-modified:  2026-08-31T11:32:42Z
source:         RIPE
% 4 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/205240

const res = await fetch('https://ip-fd.net/api/v1/asn/205240', {
  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/205240', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/205240');
curl_setopt($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/205240", 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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