AS51708 Libera Universita di Bolzano

Italy UNIBZ-AS RIPE 3 IPv4 prefixes 3 IPv6 prefixes

IPv4 addresses

2,048

IPv6 /48 networks

65,536

RPKI

6 valid0 no ROA

Peers and downstreams

Holder

AS name: UNIBZ-AS
Description: Libera Universita di Bolzano
Organisation: Libera Universita di Bolzano
Registered in: Bolzano, Italy
Abuse contact: abuse@unibz.it
Assigned: 2010-10-24
Registered: 2010-10-25
Record last changed: 2026-03-20 07:43 UTC

46.18.24.0/21 46.18.24.0/22 46.18.28.0/22

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade A · 90/100

pass	Prefixes covered by valid ROAs 6 of 6 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 3 IPv6 prefixes.	15/15
pass	More than one upstream 3 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@unibz.it is published.	15/15
fail	Publishes a geofeed No geofeed found. Without one, location databases have to guess.	0/10
pass	No prefixes smaller than /24 or /48 All prefixes are /24 (IPv4) or /48 (IPv6) or larger.	10/10
pass	Registry record maintained Last changed 2026-03-20.	5/5

Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.

Show this on your website

HTML

<a href="https://ip-fd.net/asn/51708"><img src="https://ip-fd.net/badge/asn/51708/health.svg" alt="AS51708 network health on IP-FD.net"></a>

Markdown

[![AS51708 network health](https://ip-fd.net/badge/asn/51708/health.svg)](https://ip-fd.net/asn/51708)

Use rpki.svg instead of health.svg for the RPKI badge.

Routing changes

Last 30 days

2026-10-04 12:02 UTC	Neighbour gone	AS264409	upstream
2026-10-04 12:02 UTC	Neighbour gone	AS212483	peer
2026-10-04 12:02 UTC	Neighbour gone	AS202032	peer
2026-10-04 12:02 UTC	Neighbour gone	AS198150	peer
2026-10-04 12:02 UTC	Neighbour gone	AS49709	peer
2026-10-04 12:02 UTC	Neighbour gone	AS28716	upstream
2026-10-04 12:02 UTC	Neighbour gone	AS22356	upstream
2026-10-04 12:02 UTC	Neighbour gone	AS14840	upstream
2026-10-04 12:02 UTC	Neighbour gone	AS9498	upstream
2026-10-04 12:02 UTC	Neighbour gone	AS9009	upstream
2026-10-04 12:02 UTC	Neighbour gone	AS5394	peer
2026-10-04 12:02 UTC	Neighbour gone	AS5392	peer
2026-10-04 12:02 UTC	New neighbour	AS8529	peer
2026-10-04 12:02 UTC	Relationship changed	AS5405	upstream to peer
2026-10-04 12:02 UTC	Relationship changed	AS24961	upstream to peer
2026-10-04 12:02 UTC	Relationship changed	AS8218	upstream to peer
2026-10-04 12:02 UTC	Relationship changed	AS6204	upstream to peer
2026-10-04 12:02 UTC	Relationship changed	AS60171	upstream to peer
2026-10-04 12:02 UTC	Relationship changed	AS4455	upstream to peer
2026-10-04 12:02 UTC	Relationship changed	AS29632	upstream to peer
2026-10-04 12:02 UTC	Relationship changed	AS137409	upstream to peer
2026-10-04 12:02 UTC	New prefix	2a02:27e8:8000::/33
2026-10-04 12:02 UTC	New prefix	2a02:27e8::/33
2026-10-04 12:02 UTC	New prefix	46.18.28.0/22

WHOIS

aut-num:        AS51708
as-name:        UNIBZ-AS
org:            ORG-LUdB1-RIPE
remarks:        -------------------------------------------------------
remarks:        Transits
remarks:        -------------------------------------------------------
remarks:        -------------------------------------------------------
remarks:        Public peers at MIX
remarks:        -------------------------------------------------------
remarks:        -------------------------------------------------------
remarks:        Public Peers at STIX
remarks:        -------------------------------------------------------
admin-c:        UNA6-RIPE
tech-c:         UNA6-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         UNIBZ-MNT
created:        2010-10-25T06:45:05Z
last-modified:  2026-03-20T07:43:49Z
source:         RIPE
% 48 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/51708

const res = await fetch('https://ip-fd.net/api/v1/asn/51708', {
  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/51708', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/51708');
curl_setopt($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/51708", 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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