AS25751 Conversant, Inc.

United States VALUECLICK ARIN 11 IPv4 prefixes 7 IPv6 prefixes

IPv4 addresses

3,328

IPv6 /48 networks

RPKI

0 valid18 no ROA

Peers and downstreams

Holder

AS name: VALUECLICK
Description: Conversant, Inc.
Organisation: Conversant, Inc.
Abuse contact: Not published
Assigned: 2002-04-30
Registered: 2002-05-01
Record last changed: 2026-06-05 18:55 UTC

159.127.40.0/23 159.127.42.0/23 205.180.85.0/24 205.180.86.0/24 205.180.87.0/24 216.34.207.0/24 216.48.66.0/24 64.156.167.0/24 64.70.54.0/24 67.72.99.0/24 8.18.45.0/24

Routing changes

Last 30 days

No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS25751
as-name:        VALUECLICK
handle:         AS25751
registrant:     VALUEC-5 (Conversant, Inc.)
noc:            NOC31950-ARIN (Network Operations Center) <network@conversantmedia.com>
technical:      GUFFE26-ARIN (Curtis Guffee) <curtis.guffee@epsilon.com>
abuse:          CAD52-ARIN (Conversant Abuse Desk) <abuse@valueclick.com>
last changed:   2026-06-05T14:55:43-04:00
registration:   2002-05-01T00:00:00-04:00
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/25751

const res = await fetch('https://ip-fd.net/api/v1/asn/25751', {
  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/25751', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/25751');
curl_setopt($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/25751", 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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