AS51791 Crestu Teknoloji Dijital Hizmetler Limited Sirketi

Türkiye Ventures-DC RIPE 4 IPv4 prefixes 2 IPv6 prefixes

IPv4 addresses

1,024

IPv6 /48 networks

131,072

RPKI

6 valid0 no ROA

Peers and downstreams

Holder

AS name: Ventures-DC
Description: Ventures DC Telekomunikasyon - Internet Service Provider
Organisation: Crestu Teknoloji Dijital Hizmetler Limited Sirketi
Registered in: Istanbul, Türkiye
Abuse contact: abuse@ventures.com.tr
Assigned: 2023-10-01
Registered: 2023-10-02
Record last changed: 2026-10-01 13:48 UTC

153.56.128.0/24 153.56.129.0/24 153.56.130.0/24 217.18.211.0/24

Routing changes

Last 30 days

2026-10-04 07:24 UTC	Neighbour gone	AS206115	downstream
2026-10-04 07:24 UTC	New neighbour	AS218994	downstream
2026-10-04 07:24 UTC	New neighbour	AS212477	upstream
2026-10-04 07:24 UTC	New prefix	217.18.211.0/24

WHOIS

aut-num:        AS51791
as-name:        Ventures-DC
descr:          Ventures DC Telekomunikasyon - Internet Service Provider
org:            ORG-CTDH1-RIPE
remarks:        ================== Ventures DC Telekomunikasyon ve Bilgi Teknolojileri Sanayi ve Ticaret Limited Sirketi==================
remarks:        ================== DGN==================
remarks:        ==================================================
remarks:        ==================ROYALE==================
remarks:        ==================================================
remarks:        
remarks:        ==================DOWNSTREAM====================
remarks:        
remarks:        ============== AS197261===============
remarks:        
remarks:        ============== AS218994===============
remarks:        ================== VENTURES.COM.TR=================
remarks:        
admin-c:        DA11482-RIPE
tech-c:         DA11482-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         lir-tr-ventures-dc-1-MNT
created:        2023-10-02T12:17:16Z
last-modified:  2026-10-01T13:48:16Z
source:         RIPE
% 8 routing policy lines (import/export) not shown

Routing data

Updated just now

Registry record

Fetched just now from RIPE

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/51791

const res = await fetch('https://ip-fd.net/api/v1/asn/51791', {
  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/51791', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/51791');
curl_setopt($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/51791", 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.

AS43260	DGN TEKNOLOJI A.S. AS43260
AS212477	RoyaleHosting BV ROYALE-AS

AS197261	Hephosting HEPHOSTING
AS218994	HAZOURI & ZIEN TELCOM INTERNET SERVICES LLC HAZOURI-ZIEN