AS203323 OpenSent B.V.

Netherlands OPENSENT RIPE 1 IPv4 prefix 2 IPv6 prefixes

IPv4 addresses

256

IPv6 /48 networks

4,096

RPKI

3 valid0 no ROA

Peers and downstreams

Holder

AS name: OPENSENT
Description: OpenSent B.V.
Organisation: OpenSent B.V.
Registered in: Doetinchem, Netherlands
Abuse contact: ripe@opensent.com
Assigned: 2025-11-27
Registered: 2025-11-28
Record last changed: 2026-03-30 09:36 UTC

2.58.58.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 85/100

pass	Prefixes covered by valid ROAs 3 of 3 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 2 IPv6 prefixes.	15/15
partly	More than one upstream 1 upstream seen in BGP.	5/10
pass	Working abuse contact ripe@opensent.com 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 2026-03-30.	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/203323"><img src="https://ip-fd.net/badge/asn/203323/health.svg" alt="AS203323 network health on IP-FD.net"></a>

Markdown

[![AS203323 network health](https://ip-fd.net/badge/asn/203323/health.svg)](https://ip-fd.net/asn/203323)

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

Routing changes

Last 30 days

2026-10-04 09:57 UTC	New neighbour	AS39122	peer
2026-10-04 09:57 UTC	New neighbour	AS36236	peer
2026-10-04 09:57 UTC	New neighbour	AS3399	peer
2026-10-04 09:57 UTC	New neighbour	AS28917	peer
2026-10-04 09:57 UTC	New neighbour	AS271253	peer
2026-10-04 09:57 UTC	New neighbour	AS263152	peer
2026-10-04 09:57 UTC	New neighbour	AS24482	peer
2026-10-04 09:57 UTC	New neighbour	AS199524	peer
2026-10-04 09:57 UTC	New neighbour	AS57706	downstream
2026-10-04 09:57 UTC	New neighbour	AS6939	peer
2026-10-04 09:57 UTC	New neighbour	AS6663	peer
2026-10-04 09:57 UTC	New neighbour	AS6204	peer
2026-10-04 09:57 UTC	New neighbour	AS61049	peer
2026-10-04 09:57 UTC	New neighbour	AS56911	peer
2026-10-04 09:57 UTC	New neighbour	AS50629	peer
2026-10-04 09:57 UTC	New neighbour	AS50304	peer
2026-10-04 09:57 UTC	New neighbour	AS41327	peer
2026-10-04 09:57 UTC	New neighbour	AS34927	peer
2026-10-04 09:57 UTC	New neighbour	AS24961	peer
2026-10-04 09:57 UTC	New neighbour	AS20764	peer
2026-10-04 09:57 UTC	New neighbour	AS12859	peer
2026-10-04 09:57 UTC	New neighbour	AS1031	peer

WHOIS

aut-num:        AS203323
as-name:        OPENSENT
org:            ORG-OB111-RIPE
sponsoring-org: ORG-HB174-RIPE
admin-c:        ON1390-RIPE
tech-c:         ON1390-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         OPENSENT-MNT
created:        2025-11-28T10:49:15Z
last-modified:  2026-03-30T09:36:25Z
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/203323

const res = await fetch('https://ip-fd.net/api/v1/asn/203323', {
  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/203323', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/203323');
curl_setopt($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/203323", 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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