AS212424 Association des Reseaux de CentraleSupelec

France VIAREZO RIPE 2 IPv4 prefixes 1 IPv6 prefix

IPv4 addresses

8,448

IPv6 /48 networks

RPKI

3 valid0 no ROA

Peers and downstreams

Holder

AS name: VIAREZO
Description: Association des Reseaux de CentraleSupelec
Organisation: Association des Reseaux de CentraleSupelec
Registered in: Gif-sur-Yvette, France
Abuse contact: support@ml.viarezo.fr
Assigned: 2020-11-01
Registered: 2020-11-02
Record last changed: 2023-01-02 09:15 UTC

138.195.128.0/19 192.159.121.0/24

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 1 IPv6 prefix.	15/15
pass	More than one upstream 5 upstreams seen in BGP.	10/10
pass	Working abuse contact support@ml.viarezo.fr 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
fail	Registry record maintained Last changed 2023-01-02.	0/5

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/212424"><img src="https://ip-fd.net/badge/asn/212424/health.svg" alt="AS212424 network health on IP-FD.net"></a>

Markdown

[![AS212424 network health](https://ip-fd.net/badge/asn/212424/health.svg)](https://ip-fd.net/asn/212424)

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

Routing changes

Last 30 days

2026-10-06 01:10 UTC	Neighbour gone	AS20764	upstream
2026-10-06 01:10 UTC	Neighbour gone	AS4601	upstream
2026-10-06 01:10 UTC	Relationship changed	AS8298	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS8218	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS7713	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS6758	upstream to peer
2026-10-06 01:10 UTC	New neighbour	AS6057	peer
2026-10-06 01:10 UTC	Relationship changed	AS60171	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS56911	upstream to peer
2026-10-06 01:10 UTC	New neighbour	AS5405	upstream
2026-10-06 01:10 UTC	Relationship changed	AS4455	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS41327	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS39351	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS35280	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS34927	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS34177	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS34019	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS25091	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS21215	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS20766	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS20562	upstream to peer
2026-10-06 01:10 UTC	Relationship changed	AS12779	upstream to peer

WHOIS

aut-num:        AS212424
as-name:        VIAREZO
org:            ORG-AA2503-RIPE
remarks:        ===============
remarks:        == Upstreams ==
remarks:        ===============
remarks:        ===============
remarks:        === Peering ===
remarks:        ===============
admin-c:        SSN105-RIPE
admin-c:        AN32274-RIPE
tech-c:         SSN105-RIPE
tech-c:         AN32274-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         SERVPERSO-MNT
mnt-by:         VR-MNT
created:        2020-11-02T14:54:34Z
last-modified:  2023-01-02T09:15:22Z
source:         RIPE
sponsoring-org: ORG-CR158-RIPE
% 8 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/212424

const res = await fetch('https://ip-fd.net/api/v1/asn/212424', {
  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/212424', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/212424');
curl_setopt($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/212424", 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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AS7713	PT Telekomunikasi Indonesia telkomnet-as-ap
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AS34177	Celeste SAS CELESTE-AS
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AS35426	NXT Initiative SAS NEXTMAP
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AS56987	ABACLOUDA SAS AS-ABACLOUDA
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AS60171	AFR-IX TELECOM S.A. AFRIX-AS
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AS204515	Association Crans CRANS
AS209823	Enki Multimedia EURL ENKI-AS