AS28519 Universidad Autonoma de Guadalajara, A.C.

Mexico AS28519 LACNIC 4 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

49,152

IPv6 /48 networks

RPKI

4 valid0 no ROA

Peers and downstreams

Holder

AS name: AS28519
Description: LACNIC generated autnum for Universidad Autonoma de Guadalajara, A.C.
Organisation: Universidad Autonoma de Guadalajara, A.C.
Abuse contact: Not published
Assigned: 2006-04-23
Registered: 2006-04-24
Record last changed: 2006-04-24 12:00 UTC

148.239.0.0/18 148.239.128.0/17 148.239.128.0/18 148.239.192.0/18

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade D · 55/100

pass	Prefixes covered by valid ROAs 4 of 4 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
fail	Announces IPv6 No IPv6 prefixes are announced.	0/15
pass	More than one upstream 2 upstreams seen in BGP.	10/10
fail	Working abuse contact No abuse contact is published in the registry.	0/15
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
fail	Registry record maintained Last changed 2006-04-24.	0/5

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/28519"><img src="https://ip-fd.net/badge/asn/28519/health.svg" alt="AS28519 network health on IP-FD.net"></a>

Markdown

[![AS28519 network health](https://ip-fd.net/badge/asn/28519/health.svg)](https://ip-fd.net/asn/28519)

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

Routing changes

Last 30 days

2026-10-04 07:47 UTC	New neighbour	AS32098	upstream
2026-10-04 07:47 UTC	New prefix	148.239.128.0/17
2026-10-04 07:47 UTC	New prefix	148.239.128.0/18

WHOIS

aut-num:        AS28519
as-name:        28519
handle:         AS28519
remarks:        Autonomous System AS28519 from MX-UAGU2-LACNIC
registrant:     MX-UAGU2-LACNIC (Universidad Autonoma de Guadalajara, A.C.)
administrative: HGZ (Humberto Gutierrez) <humberto@edu.uag.mx>
technical,abuse:DVR (Humberto Gutierrez) <humberto@mail.uag.mx>
registration:   2006-04-24T12:00:00Z
last changed:   2006-04-24T12:00:00Z
source:         LACNIC (RDAP)

Routing data

Updated 1 days ago

Registry record

Fetched 1 days ago from LACNIC RDAP

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/28519

const res = await fetch('https://ip-fd.net/api/v1/asn/28519', {
  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/28519', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/28519');
curl_setopt($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/28519", 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.

AS11172	Alestra, S. de R.L. de C.V. AS11172
AS32098	Transtelco Inc TRANSTELCO-INC