AS48451 Prazska energetika, a.s.

Czechia PRE-AS RIPE 1 IPv4 prefix 1 IPv6 prefix

IPv4 addresses

2,048

IPv6 /48 networks

65,536

RPKI

2 valid0 no ROA

Peers and downstreams

Holder

AS name: PRE-AS
Description: Prazska energetika, a.s.
Organisation: Prazska energetika, a.s.
Abuse contact: abuse@pre.cz
Assigned: 2008-11-26
Registered: 2008-11-27
Record last changed: 2023-10-23 09:03 UTC

94.124.40.0/21

Routing changes

Last 30 days

2026-10-04 07:21 UTC	Relationship changed	AS8218	upstream to peer
2026-10-04 07:21 UTC	Relationship changed	AS6663	upstream to peer
2026-10-04 07:21 UTC	Relationship changed	AS6204	upstream to peer
2026-10-04 07:21 UTC	Relationship changed	AS4455	upstream to peer
2026-10-04 07:21 UTC	Relationship changed	AS44306	upstream to peer
2026-10-04 07:21 UTC	Relationship changed	AS264409	upstream to peer
2026-10-04 07:21 UTC	Relationship changed	AS22356	upstream to peer
2026-10-04 07:21 UTC	Relationship changed	AS1764	upstream to peer
2026-10-04 07:21 UTC	Relationship changed	AS14840	upstream to peer

WHOIS

aut-num:        AS48451
as-name:        PRE-AS
org:            ORG-Pea9-RIPE
admin-c:        PRE-CZ
tech-c:         ICZ-CZ
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         PRE-MNT
created:        2008-11-27T14:21:33Z
last-modified:  2023-10-23T09:03:05Z
source:         RIPE
% 6 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/48451

const res = await fetch('https://ip-fd.net/api/v1/asn/48451', {
  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/48451', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/48451');
curl_setopt($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/48451", 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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