AS4246 New Jersey Institute of Technology

United States NN-NJIT-AS-00 ARIN 12 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

65,536

IPv6 /48 networks

RPKI

12 valid0 no ROA

Peers and downstreams

Holder

AS name: NN-NJIT-AS-00
Description: New Jersey Institute of Technology
Organisation: New Jersey Institute of Technology
Abuse contact: Not published
Assigned: 1995-01-10
Registered: 1995-01-11
Record last changed: 2012-04-02 14:31 UTC

128.235.0.0/16 128.235.0.0/17 128.235.12.0/24 128.235.128.0/17 128.235.13.0/24 128.235.159.0/24 128.235.196.0/22 128.235.241.0/24 128.235.249.0/24 128.235.250.0/24 128.235.251.0/24 128.235.85.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade D · 55/100

pass	Prefixes covered by valid ROAs 12 of 12 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
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 2012-04-02.	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/4246"><img src="https://ip-fd.net/badge/asn/4246/health.svg" alt="AS4246 network health on IP-FD.net"></a>

Markdown

[![AS4246 network health](https://ip-fd.net/badge/asn/4246/health.svg)](https://ip-fd.net/asn/4246)

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

Routing changes

Last 30 days

2026-10-04 04:18 UTC

Relationship changed

AS62532

upstream to peer

WHOIS

aut-num:        AS4246
as-name:        NJIT-AS
handle:         AS4246
registrant:     NJIT-Z (New Jersey Institute of Technology)
technical:      FGA8-ARIN (Frank Gerald Aversa) <frank.g.aversa@njit.edu>
last changed:   2012-04-02T10:31:36-04:00
registration:   1995-01-11T00:00:00-05:00
source:         ARIN (RDAP)

Routing data

Updated 13 h ago

Registry record

Fetched 13 h 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/4246

const res = await fetch('https://ip-fd.net/api/v1/asn/4246', {
  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/4246', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/4246');
curl_setopt($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/4246", 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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