83.78.0.0/15

BLUEWINNET IPv4 Switzerland ASSIGNED PA AS3303

Registration

RIPE

Range: 83.78.0.0 to 83.79.255.255
CIDR: 83.78.0.0/15
Addresses: 131,072
Net name: BLUEWINNET
Description: Bluewin is an LIR and ISP in Switzerland. This range is used for dynamic customer pools.
Holder: Swisscom (Schweiz) AG ORG-BA8-RIPE
Status: ASSIGNED PA
Abuse contact: abuse@ip-plus.net
Last updated: 2026-04-26

Routing

Announced prefix	Origin	RPKI
83.78.0.0/15	AS3303 SWISSCOM	RPKI valid

Covering allocations

Range	Net name	Status
83.76.0.0 - 83.79.255.255	CH-BLUEWINDOW-20031210	ALLOCATED PA

More specific assignments

No smaller assignments inside this range.

WHOIS

inetnum:        83.78.0.0 - 83.79.255.255
netname:        BLUEWINNET
descr:          Bluewin is an LIR and ISP in Switzerland.
descr:          This range is used for dynamic customer pools.
country:        CH
status:         ASSIGNED PA
source:         RIPE

organisation:   ORG-BA8-RIPE
org-name:       Swisscom (Schweiz) AG
country:        CH

role:           Swisscom Abuse
abuse-mailbox:  abuse@ip-plus.net
nic-hdl:        SA38246-RIPE

Location of the first address

Zürich, Switzerland

Registered organisation address

Report wrong location

API

curl -H "X-API-Key: YOUR_KEY" https://ip-fd.net/api/v1/network/83.78.0.0/15

const res = await fetch('https://ip-fd.net/api/v1/network/83.78.0.0/15', {
  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/network/83.78.0.0/15', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/network/83.78.0.0/15');
curl_setopt($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/network/83.78.0.0/15", 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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