AS42687 Izarlink SAS

France IzarLink1 RIPE 8 IPv4 prefixes 1 IPv6 prefix

IPv4 addresses

6,400

IPv6 /48 networks

524,288

RPKI

7 valid2 no ROA

Peers and downstreams

Holder

AS name: IzarLink1
Description: Izarlink SAS
Organisation: Izarlink SAS
Abuse contact: abuse@izarlink.com
Assigned: 2017-03-20
Registered: 2017-03-21
Record last changed: 2026-06-03 12:12 UTC

161.104.8.0/21 185.182.168.0/22 185.203.176.0/22 185.203.177.0/24 185.217.141.0/24 185.219.240.0/23 185.219.242.0/23 193.142.128.0/22

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 84/100

partly	Prefixes covered by valid ROAs 7 of 9 announced prefixes are RPKI valid, 2 have no ROA.	19/25
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 3 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@izarlink.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 2026-06-03.	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/42687"><img src="https://ip-fd.net/badge/asn/42687/health.svg" alt="AS42687 network health on IP-FD.net"></a>

Markdown

[![AS42687 network health](https://ip-fd.net/badge/asn/42687/health.svg)](https://ip-fd.net/asn/42687)

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

Routing changes

Last 30 days

2026-10-04 18:48 UTC	Neighbour gone	AS34927	peer
2026-10-04 18:48 UTC	Neighbour gone	AS6758	upstream
2026-10-04 18:48 UTC	Relationship changed	AS8218	upstream to peer
2026-10-04 18:48 UTC	Relationship changed	AS6696	upstream to peer
2026-10-04 18:48 UTC	Relationship changed	AS6204	upstream to peer
2026-10-04 18:48 UTC	New neighbour	AS6057	peer
2026-10-04 18:48 UTC	Relationship changed	AS60171	upstream to peer
2026-10-04 18:48 UTC	New neighbour	AS5405	peer
2026-10-04 18:48 UTC	Relationship changed	AS4455	upstream to peer
2026-10-04 18:48 UTC	Relationship changed	AS34177	upstream to peer
2026-10-04 18:48 UTC	Relationship changed	AS29075	upstream to peer
2026-10-04 18:48 UTC	Relationship changed	AS25091	upstream to peer
2026-10-04 18:48 UTC	Relationship changed	AS215596	upstream to peer

WHOIS

aut-num:        AS42687
as-name:        IzarLink1
org:            ORG-IS369-RIPE
remarks:        -------------------------------------
remarks:        --- BGP UPSTREAMS ---
remarks:        -------------------------------------
remarks:        F5
remarks:        SACLAK-NETWORK
remarks:        -------------------------------------
remarks:        --- PUBLIC PEERINGS ---
remarks:        -------------------------------------
remarks:        FRANCE-IX
remarks:        NINE-IX
remarks:        BEARN-IX
admin-c:        AG29319-RIPE
tech-c:         AG29319-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         fr-izarlink-1-mnt
created:        2017-03-21T15:39:12Z
last-modified:  2026-06-03T12:12:46Z
source:         RIPE
% 10 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/42687

const res = await fetch('https://ip-fd.net/api/v1/asn/42687', {
  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/42687', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/42687');
curl_setopt($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/42687", 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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