AS40523 OACYS TECHNOLOGY

United States OACYS-AS40523 ARIN 2 IPv4 prefixes 1 IPv6 prefix

IPv4 addresses

8,192

IPv6 /48 networks

65,536

RPKI

0 valid3 no ROA

Peers and downstreams

Holder

AS name: OACYS-AS40523
Description: OACYS Technology Porterville, CA USA
Organisation: OACYS TECHNOLOGY
Abuse contact: Not published
Assigned: 2010-10-06
Registered: 2010-10-07
Record last changed: 2017-05-05 19:53 UTC

172.83.224.0/20 64.18.240.0/20

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade E · 40/100

fail	Prefixes covered by valid ROAs 0 of 3 announced prefixes are RPKI valid, 3 have no ROA.	0/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 1 IPv6 prefix.	15/15
partly	More than one upstream 1 upstream seen in BGP.	5/10
fail	Working abuse contact No abuse contact is published in the registry.	0/15
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 2017-05-05.	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/40523"><img src="https://ip-fd.net/badge/asn/40523/health.svg" alt="AS40523 network health on IP-FD.net"></a>

Markdown

[![AS40523 network health](https://ip-fd.net/badge/asn/40523/health.svg)](https://ip-fd.net/asn/40523)

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

Routing changes

Last 30 days

2026-10-04 04:23 UTC	Neighbour gone	AS174	upstream
2026-10-04 04:23 UTC	Relationship changed	AS54048	upstream to peer
2026-10-04 04:23 UTC	Prefix gone	64.18.248.0/21
2026-10-04 04:23 UTC	Prefix gone	64.18.240.0/21
2026-10-04 04:23 UTC	Prefix gone	172.83.232.0/21
2026-10-04 04:23 UTC	Prefix gone	172.83.224.0/21

WHOIS

aut-num:        AS40523
as-name:        OACYS-INTERNET
handle:         AS40523
registrant:     OACYST (OACYS TECHNOLOGY)
last changed:   2017-05-05T15:53:41-04:00
registration:   2010-10-07T14:55:56-04:00
source:         ARIN (RDAP)

Routing data

Updated 2 days ago

Registry record

Fetched 2 days ago from ARIN RDAP

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/40523

const res = await fetch('https://ip-fd.net/api/v1/asn/40523', {
  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/40523', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/40523');
curl_setopt($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/40523", 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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