AS263746 Mauro Daniel Fortini (2F INFORMATICA)

Argentina AS263746 LACNIC 4 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

2,048

IPv6 /48 networks

RPKI

4 valid0 no ROA

Peers and downstreams

Holder

AS name: AS263746
Description: LACNIC generated autnum for Mauro Daniel Fortini (2F INFORMATICA)
Organisation: Mauro Daniel Fortini (2F INFORMATICA)
Abuse contact: Not published
Assigned: 2015-03-22
Registered: 2015-03-23
Record last changed: 2015-03-23 12:49 UTC

138.121.240.0/22 138.59.172.0/24 138.59.173.0/24 138.59.174.0/23

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 2015-03-23.	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/263746"><img src="https://ip-fd.net/badge/asn/263746/health.svg" alt="AS263746 network health on IP-FD.net"></a>

Markdown

[![AS263746 network health](https://ip-fd.net/badge/asn/263746/health.svg)](https://ip-fd.net/asn/263746)

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

Routing changes

Last 30 days

2026-10-04 13:04 UTC	Relationship changed	AS52374	upstream to peer
2026-10-04 13:04 UTC	Prefix gone	138.59.175.0/24
2026-10-04 13:04 UTC	Prefix gone	138.59.174.0/24
2026-10-04 13:04 UTC	Prefix gone	138.59.172.0/22

WHOIS

aut-num:        AS263746
as-name:        263746
handle:         AS263746
remarks:        Autonomous System AS263746 from AR-FFIN-LACNIC
registrant:     AR-FFIN-LACNIC (Mauro Daniel Fortini (2F INFORMATICA))
administrative,technical,abuse:MAF179 (Mauro Fortini) <mauro@2finternet.com>
registration:   2015-03-23T12:49:46Z
last changed:   2015-03-23T12:49:46Z
source:         LACNIC (RDAP)

Routing data

Updated just now

Registry record

Fetched just now 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/263746

const res = await fetch('https://ip-fd.net/api/v1/asn/263746', {
  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/263746', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/263746');
curl_setopt($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/263746", 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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