AS151797 CTCSCI TECH LIMITED

Hong Kong SAR China CTCSCITECHLIMITED-AS-AP APNIC 3 IPv4 prefixes 3 IPv6 prefixes

IPv4 addresses

512

IPv6 /48 networks

RPKI

6 valid0 no ROA

Peers and downstreams

Holder

AS name: CTCSCITECHLIMITED-AS-AP
Description: CTCSCI TECH LIMITED
Organisation: CTCSCI TECH LIMITED
Abuse contact: Not published
Assigned: 2023-09-11
Registered: 2023-09-12
Record last changed: 2023-09-25 15:15 UTC

103.77.210.0/23 103.77.210.0/24 103.77.211.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade A · 90/100

pass	Prefixes covered by valid ROAs 6 of 6 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 3 IPv6 prefixes.	15/15
partly	More than one upstream 1 upstream seen in BGP.	5/10
pass	Working abuse contact admin@ctcsci.com is published.	15/15
pass	Publishes a geofeed A geofeed (RFC 8805) tells where the address space is used.	10/10
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 2023-09-25.	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/151797"><img src="https://ip-fd.net/badge/asn/151797/health.svg" alt="AS151797 network health on IP-FD.net"></a>

Markdown

[![AS151797 network health](https://ip-fd.net/badge/asn/151797/health.svg)](https://ip-fd.net/asn/151797)

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

Routing changes

Last 30 days

2026-10-04 18:12 UTC

Neighbour gone

AS140227

downstream

WHOIS

aut-num:        AS151797
as-name:        CTCSCITECHLIMITED-AS-AP
handle:         AS151797
remarks:        CTCSCI TECH LIMITED
registrant:     ORG-CTL14-AP (CTCSCI TECH LIMITED) <finance@ctcsci.com>
technical,administrative:CTLA8-AP (CTCSCI TECH LIMITED administrator) <admin@ctcsci.com>
abuse:          IRT-CTCSCITECHLIMITED-HK (IRT-CTCSCITECHLIMITED-HK) <admin@ctcsci.com>
registration:   2023-09-12T01:30:41Z
last changed:   2023-09-25T15:15:22Z
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/151797

const res = await fetch('https://ip-fd.net/api/v1/asn/151797', {
  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/151797', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/151797');
curl_setopt($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/151797", 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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