AS2936 National Energy Research Scientific Computing Center

United States NERSC ARIN 1 IPv4 prefix 1 IPv6 prefix

IPv4 addresses

65,536

IPv6 /48 networks

RPKI

1 valid1 no ROA

Peers and downstreams

Holder

AS name: NERSC
Description: National Energy Research Scientific Computing Center
Organisation: National Energy Research Scientific Computing Center
Abuse contact: Not published
Assigned: 1994-11-22
Registered: 1994-11-23
Record last changed: 2024-11-13 18:55 UTC

128.55.0.0/16

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade C · 73/100

partly	Prefixes covered by valid ROAs 1 of 2 announced prefixes are RPKI valid, 1 have no ROA.	13/25
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
pass	Working abuse contact security@nersc.gov 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 2024-11-13.	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/2936"><img src="https://ip-fd.net/badge/asn/2936/health.svg" alt="AS2936 network health on IP-FD.net"></a>

Markdown

[![AS2936 network health](https://ip-fd.net/badge/asn/2936/health.svg)](https://ip-fd.net/asn/2936)

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:        AS2936
as-name:        NERSC
handle:         AS2936
registrant:     NERSC-Z (National Energy Research Scientific Computing Center)
administrative,abuse,technical,routing:SGT10-ARIN (Tavia Stone Gibbins) <tcstone@lbl.gov>
abuse:          SECUR88-ARIN (Security) <security@nersc.gov>
technical:      KUMAR376-ARIN (Ronal Kumar) <ron@lbl.gov>
technical,noc:  SGT10-ARIN (Tavia Stone Gibbins) <tcstone@lbl.gov>
abuse:          SECUR88-ARIN (Security) <security@nersc.gov>
technical:      KUMAR376-ARIN (Ronal Kumar) <ron@lbl.gov>
last changed:   2024-11-13T13:55:12-05:00
registration:   1994-11-23T00:00:00-05:00
source:         ARIN (RDAP)

Routing data

Updated just now

Registry record

Fetched just now 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/2936

const res = await fetch('https://ip-fd.net/api/v1/asn/2936', {
  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/2936', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/2936');
curl_setopt($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/2936", 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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