AS209552 Jan Siroky

Belgium Jan RIPE 0 IPv4 prefixes 7 IPv6 prefixes

IPv4 addresses

IPv6 /48 networks

RPKI

7 valid0 no ROA

Peers and downstreams

Holder

AS name: Jan
Description: -------------------------------------------------------------- -------------------------------------------------------------- ----------[ Hurricane Electric LLC ]---------- --------------------------------------------------------------
Organisation: Jan Siroky
Abuse contact: jan_siroky@mail.be
Assigned: 2025-06-19
Registered: 2025-06-20
Record last changed: 2026-08-09 18:09 UTC

None announced.

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade A · 90/100

pass	Prefixes covered by valid ROAs 7 of 7 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 7 IPv6 prefixes.	15/15
pass	More than one upstream 5 upstreams seen in BGP.	10/10
pass	Working abuse contact jan_siroky@mail.be 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 2026-08-09.	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/209552"><img src="https://ip-fd.net/badge/asn/209552/health.svg" alt="AS209552 network health on IP-FD.net"></a>

Markdown

[![AS209552 network health](https://ip-fd.net/badge/asn/209552/health.svg)](https://ip-fd.net/asn/209552)

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

Routing changes

Last 30 days

2026-10-04 04:20 UTC	Neighbour gone	AS215628	peer
2026-10-04 04:20 UTC	Neighbour gone	AS7721	peer
2026-10-04 04:20 UTC	New neighbour	AS203472	peer
2026-10-04 04:20 UTC	Relationship changed	AS8218	upstream to peer
2026-10-04 04:20 UTC	New neighbour	AS62000	peer
2026-10-04 04:20 UTC	Relationship changed	AS60171	upstream to peer
2026-10-04 04:20 UTC	Relationship changed	AS56655	upstream to peer
2026-10-04 04:20 UTC	Relationship changed	AS50673	upstream to peer
2026-10-04 04:20 UTC	Relationship changed	AS49434	upstream to peer
2026-10-04 04:20 UTC	Relationship changed	AS39351	upstream to peer

WHOIS

aut-num:        AS209552
as-name:        Jan
org:            ORG-NI138-RIPE
sponsoring-org: ORG-CL798-RIPE
descr:          --------------------------------------------------------------
remarks:        https://tb.cushell.com/
descr:          --------------------------------------------------------------
remarks:        ----------[ Tritan.gg ]----------
remarks:        ----------[ Clix UK ]----------
remarks:        ----------[ BGP.EXCHANGE ]----------
remarks:        ----------[ PeersIX ]----------
remarks:        ----------[ FreeTransit CH ]----------
descr:          ----------[ Hurricane Electric LLC ]----------
remarks:        ----------[ GNM-IX ]----------
remarks:        --------------------------------------------------------------
descr:          --------------------------------------------------------------
admin-c:        NA9293-RIPE
tech-c:         NA9293-RIPE
admin-c:        ACRO60786-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         SIROKY-MNT
created:        2025-06-20T13:26:37Z
last-modified:  2026-08-09T18:09:44Z
source:         RIPE
% 42 routing policy lines (import/export) not shown

Routing data

Updated 2 days ago

Registry record

Fetched 2 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/209552

const res = await fetch('https://ip-fd.net/api/v1/asn/209552', {
  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/209552', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/209552');
curl_setopt($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/209552", 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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