AS2504 Kyoto University

Japan NCA5 APNIC 4 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

132,096

IPv6 /48 networks

RPKI

1 valid3 no ROA

Peers and downstreams

Holder

AS name: NCA5
Description: Kyoto University
Organisation: Kyoto University
Abuse contact: Not published
Assigned: 2002-04-04
Record last changed: 2018-12-25 20:14 UTC

130.54.0.0/16 133.3.0.0/16 192.50.24.0/23 192.50.8.0/23

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade E · 31/100

partly	Prefixes covered by valid ROAs 1 of 4 announced prefixes are RPKI valid, 3 have no ROA.	6/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
fail	Announces IPv6 No IPv6 prefixes are announced.	0/15
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 2018-12-25.	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/2504"><img src="https://ip-fd.net/badge/asn/2504/health.svg" alt="AS2504 network health on IP-FD.net"></a>

Markdown

[![AS2504 network health](https://ip-fd.net/badge/asn/2504/health.svg)](https://ip-fd.net/asn/2504)

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

Routing changes

Last 30 days

No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS2504
as-name:        NCA5
handle:         AS2504
remarks:        Kyoto University
technical,administrative:JNIC1-AP (Japan Network Information Center) <hostmaster@nic.ad.jp>
technical,administrative:JP00171298
last changed:   2018-12-25T20:14:03Z
source:         APNIC (RDAP)

Routing data

Updated 3 h ago

Registry record

Fetched 3 h ago from APNIC 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/2504

const res = await fetch('https://ip-fd.net/api/v1/asn/2504', {
  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/2504', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/2504');
curl_setopt($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/2504", 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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