AS13738 Group One Trading LLC

United States GROUPONE ARIN 1 IPv4 prefix 0 IPv6 prefixes

IPv4 addresses

256

IPv6 /48 networks

RPKI

0 valid1 no ROA

Peers and downstreams

Holder

AS name: GROUPONE
Description: 425 S Financial Place Suite 3400 Chicago IL 60605 United States
Organisation: Group One Trading LLC
Abuse contact: Not published
Assigned: 1999-08-08
Registered: 1999-08-09
Record last changed: 2012-02-24 14:44 UTC

74.115.105.0/24

Routing changes

Last 30 days

2026-10-04 04:07 UTC	Relationship changed	AS286	upstream to peer
2026-10-04 04:07 UTC	Relationship changed	AS174	upstream to peer

WHOIS

aut-num:        AS13738
as-name:        MRSTOCK-DOWNERS
handle:         AS13738
registrant:     GOL-3 (Group One Trading LLC)
last changed:   2012-02-24T09:44:34-05:00
registration:   1999-08-09T00:00:00-04:00
source:         ARIN (RDAP)

Routing data

Updated just now

Registry record

Fetched just now from ARIN 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/13738

const res = await fetch('https://ip-fd.net/api/v1/asn/13738', {
  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/13738', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/13738');
curl_setopt($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/13738", 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.

AS174
AS286	Kpn KPN
AS11640	Group One Trading LLC GROUP-ONE-TRADING