AS16973 T-Four Services S.A

Costa Rica AS16973 LACNIC 14 IPv4 prefixes 1 IPv6 prefix

IPv4 addresses

4,096

IPv6 /48 networks

65,536

RPKI

14 valid1 no ROA

Peers and downstreams

Holder

AS name: AS16973
Description: LACNIC generated autnum for T-Four Services S.A
Organisation: T-Four Services S.A
Abuse contact: Not published
Assigned: 2000-07-06
Registered: 2000-07-07
Record last changed: 2023-06-20 13:57 UTC

168.205.64.0/22 168.205.64.0/24 168.205.65.0/24 168.205.66.0/24 190.4.88.0/21 190.4.88.0/24 190.4.89.0/24 190.4.90.0/24 190.4.91.0/24 190.4.92.0/24 190.4.93.0/24 190.4.94.0/24 190.4.95.0/24 38.247.112.0/22

Routing changes

Last 30 days

2026-10-04 01:03 UTC

Relationship changed

AS23520

upstream to peer

WHOIS

aut-num:        AS16973
as-name:        16973
handle:         AS16973
remarks:        Autonomous System AS16973 from CR-CHSA-LACNIC
registrant:     CR-CHSA-LACNIC (T-Four Services S.A)
administrative,technical,abuse:IDS8 (Adrian Murillo) <amurillo@tagsystems.com>
registration:   2000-07-07T12:00:00Z
last changed:   2023-06-20T13:57:22Z
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/16973

const res = await fetch('https://ip-fd.net/api/v1/asn/16973', {
  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/16973', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/16973');
curl_setopt($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/16973", 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.

AS13335	Cloudflare, Inc. CLOUDFLARENET
AS52263	Telecable Economico S.A. AS52263
AS52468	UFINET PANAMA S.A. AS52468