AS9877 Ngee Ann Polytechnic Computer Center

Singapore NGEEANN-POLY-AS-AP APNIC 4 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

65,536

IPv6 /48 networks

RPKI

0 valid4 no ROA

Peers and downstreams

Holder

AS name: NGEEANN-POLY-AS-AP
Description: Ngee Ann Polytechnic Computer Center 535 Clementi Road, Blk 31 Rm 01-01 Computer Centre, S 599489
Organisation: SingNet Pte Ltd
Abuse contact: Not published
Assigned: 2000-02-14
Registered: 2008-09-04
Record last changed: 2020-05-16 06:40 UTC

153.20.0.0/16 153.20.117.0/24 153.20.78.0/24 153.20.93.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade D · 45/100

fail	Prefixes covered by valid ROAs 0 of 4 announced prefixes are RPKI valid, 4 have no ROA.	0/25
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@singnet.com.sg 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 2020-05-16.	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/9877"><img src="https://ip-fd.net/badge/asn/9877/health.svg" alt="AS9877 network health on IP-FD.net"></a>

Markdown

[![AS9877 network health](https://ip-fd.net/badge/asn/9877/health.svg)](https://ip-fd.net/asn/9877)

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

Routing changes

Last 30 days

2026-10-05 00:40 UTC	Neighbour gone	AS4657	upstream
2026-10-05 00:40 UTC	New neighbour	AS17547	upstream
2026-10-05 00:40 UTC	Prefix gone	153.20.24.0/24

WHOIS

aut-num:        AS9877
as-name:        NGEEANN-POLY-AS-AP
handle:         AS9877
remarks:        Ngee Ann Polytechnic Computer Center
remarks:        535 Clementi Road, Blk 31 Rm 01-01
remarks:        Computer Centre, S 599489
remarks:        Ngee Ann Poly is doing BGP with Starhub
registrant:     ORG-SPL1-AP (SingNet Pte Ltd) <hostmaster@singnet.com.sg>
abuse:          IRT-SINGNET-SG (IRT-SINGNET-SG) <hostmaster@singnet.com.sg>
technical:      WEH1-AP (Wee Eng Hin) <ehwee@ncs.com.sg>
administrative: LTW2-AP (Leong Tiang Wah) <ltw1@np.edu.sg>
registration:   2008-09-04T06:40:31Z
last changed:   2020-05-16T06:40:32Z
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/9877

const res = await fetch('https://ip-fd.net/api/v1/asn/9877', {
  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/9877', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/9877');
curl_setopt($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/9877", 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))

Works without a key at a lower rate. Get a free key.

AS3758	SingNet SINGNET
AS17547	M1 NET LTD M1NET-SG-AP