AS21101 Sistemi Hardware&Software S.P.A.

Italy SISTEMIUNO-AS RIPE 20 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

5,120

IPv6 /48 networks

RPKI

19 valid1 no ROA

Peers and downstreams

Holder

AS name: SISTEMIUNO-AS
Description: ASP - Application Service Provider Turin - IT
Organisation: Sistemi Hardware&Software S.P.A.
Abuse contact: abuse@unonet.it
Assigned: 2001-08-26
Registered: 2002-03-26
Record last changed: 2025-03-05 09:23 UTC

Routing changes

Last 30 days

2026-10-04 07:46 UTC	Neighbour gone	AS209823	peer
2026-10-04 07:46 UTC	Neighbour gone	AS20764	upstream
2026-10-04 07:46 UTC	Neighbour gone	AS6758	upstream
2026-10-04 07:46 UTC	New neighbour	AS8529	peer
2026-10-04 07:46 UTC	Relationship changed	AS8298	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS8218	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS7713	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS6204	upstream to peer
2026-10-04 07:46 UTC	New neighbour	AS6057	peer
2026-10-04 07:46 UTC	Relationship changed	AS60171	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS4455	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS39351	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS35280	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS34177	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS34019	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS3303	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS31543	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS29075	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS24961	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS20766	upstream to peer
2026-10-04 07:46 UTC	Relationship changed	AS14840	upstream to peer

WHOIS

aut-num:        AS21101
as-name:        SISTEMIUNO-AS
descr:          ASP - Application Service Provider
descr:          Turin - IT
org:            ORG-SUS6-RIPE
admin-c:        GPC3-RIPE
tech-c:         GL4309-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-SISTEMIUNO
created:        2002-03-26T22:30:05Z
last-modified:  2025-03-05T09:23:58Z
source:         RIPE
% 10 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/21101

const res = await fetch('https://ip-fd.net/api/v1/asn/21101', {
  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/21101', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/21101');
curl_setopt($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/21101", 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.

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