AS131897 National University Corporation ,Ehime University

Japan EHMNET APNIC 1 IPv4 prefix 0 IPv6 prefixes

IPv4 addresses

65,536

IPv6 /48 networks

RPKI

1 valid0 no ROA

Peers and downstreams

Holder

AS name: EHMNET
Description: Ehime University 3,Bunkyo-tyou,Matsuyama-shi,Ehime-ken 790-8577,Japan
Organisation: National University Corporation ,Ehime University
Abuse contact: Not published
Assigned: 2011-08-03
Record last changed: 2014-07-31 18:35 UTC

133.71.0.0/16

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade C · 70/100

pass	Prefixes covered by valid ROAs 1 of 1 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
fail	Announces IPv6 No IPv6 prefixes are announced.	0/15
pass	More than one upstream 2 upstreams seen in BGP.	10/10
pass	Working abuse contact hostmaster@nic.ad.jp 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 2014-07-31.	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/131897"><img src="https://ip-fd.net/badge/asn/131897/health.svg" alt="AS131897 network health on IP-FD.net"></a>

Markdown

[![AS131897 network health](https://ip-fd.net/badge/asn/131897/health.svg)](https://ip-fd.net/asn/131897)

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:        AS131897
as-name:        EHIME-U
handle:         AS131897
remarks:        National University Corporation ,Ehime University
technical:      MK12533JP
technical,administrative:JNIC1-AP (Japan Network Information Center) <hostmaster@nic.ad.jp>
abuse:          IRT-JPNIC-JP (IRT-JPNIC-JP) <hostmaster@nic.ad.jp>
technical,administrative:MM9738JP
last changed:   2014-07-31T18:35:58Z
source:         APNIC (RDAP)

Routing data

Updated just now

Registry record

Fetched just now 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/131897

const res = await fetch('https://ip-fd.net/api/v1/asn/131897', {
  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/131897', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/131897');
curl_setopt($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/131897", 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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AS2907	Research Organization of Information and Systems, National Institute of Informatics SINET-AS
AS18260	EHIME CATV CO.,LTD. e-catv