AS47863 Sdsk

Netherlands SDSK RIPE 3 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

3,072

IPv6 /48 networks

RPKI

2 valid1 no ROA

Peers and downstreams

Holder

AS name: SDSK
Description: Stichting Digitale Snelweg Kennemerland
Organisation: Stichting Digitale Snelweg Kennemerland
Registered in: Haarlem, Netherlands
Abuse contact: secretariaat@sdsk.nl
Assigned: 2008-09-07
Registered: 2008-09-08
Record last changed: 2026-02-02 13:23 UTC

145.63.0.0/22 93.191.0.0/21 93.191.5.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade C · 67/100

partly	Prefixes covered by valid ROAs 2 of 3 announced prefixes are RPKI valid, 1 have no ROA.	17/25
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 3 upstreams seen in BGP.	10/10
pass	Working abuse contact secretariaat@sdsk.nl 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 2026-02-02.	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/47863"><img src="https://ip-fd.net/badge/asn/47863/health.svg" alt="AS47863 network health on IP-FD.net"></a>

Markdown

[![AS47863 network health](https://ip-fd.net/badge/asn/47863/health.svg)](https://ip-fd.net/asn/47863)

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:        AS47863
as-name:        SDSK
org:            ORG-SDSK1-RIPE
admin-c:        TXT1-RIPE
tech-c:         TXT1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-SDSK
created:        2008-09-08T11:05:57Z
last-modified:  2026-02-02T13:23:39Z
source:         RIPE
remarks:        cf-validation: 77d7581afcf64a1c8b77716d2eb4fb6e
% 6 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/47863

const res = await fetch('https://ip-fd.net/api/v1/asn/47863', {
  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/47863', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/47863');
curl_setopt($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/47863", 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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