AS29321 O2 Czech Republic, a.s.

Czechia CentroNetAS RIPE 5 IPv4 prefixes 1 IPv6 prefix

IPv4 addresses

15,360

IPv6 /48 networks

65,536

RPKI

6 valid0 no ROA

Peers and downstreams

Holder

AS name: CentroNetAS
Description: Czech Republic
Organisation: O2 Czech Republic, a.s.
Abuse contact: abuse@o2.cz
Assigned: 2003-07-30
Registered: 2003-07-31
Record last changed: 2024-06-20 15:31 UTC

109.239.64.0/20 194.59.240.0/22 217.195.160.0/20 80.243.96.0/20 94.143.168.0/21

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:        AS29321
org:            ORG-STaN1-RIPE
admin-c:        CZO2-RIPE
tech-c:         CZO2-RIPE
as-name:        CentroNetAS
descr:          Czech Republic
remarks:        --------------------------
remarks:        - IP TRANSIT -
remarks:        --------------------------
remarks:        AS16426 - NEJ.CZ
remarks:        --------------------------
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         AS5610-MTN
created:        2003-07-31T08:10:10Z
last-modified:  2024-06-20T15:31:34Z
source:         RIPE
% 2 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/29321

const res = await fetch('https://ip-fd.net/api/v1/asn/29321', {
  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/29321', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/29321');
curl_setopt($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/29321", 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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