AS11686 Zayo Bandwidth

United States ZAYO-ENA-11686 ARIN 264 IPv4 prefixes 6 IPv6 prefixes

IPv4 addresses

734,976

IPv6 /48 networks

65,792

RPKI

38 valid232 no ROA

Peers and downstreams

Holder

AS name: ZAYO-ENA-11686
Description: Zayo Bandwidth
Organisation: Zayo Bandwidth
Abuse contact: Not published
Assigned: 1998-11-15
Registered: 1998-11-16
Record last changed: 2025-10-02 11:38 UTC

165.138.0.0/16 165.138.121.0/24 165.138.138.0/24 165.138.165.0/24 165.138.169.0/24 165.138.56.0/24 165.138.86.0/24 165.138.88.0/24 165.138.9.0/24 165.138.90.0/24 165.139.0.0/16 165.139.133.0/24 165.139.157.0/24 165.139.202.0/24 165.139.208.0/22 165.139.32.0/24 165.139.44.0/24 165.139.47.0/24 168.213.254.0/23 168.254.0.0/16 168.254.0.0/18 168.254.50.0/24 168.254.64.0/18 170.180.0.0/14 170.180.161.0/24 170.180.190.0/24 170.185.0.0/17 170.185.0.0/20 170.185.100.0/24 170.185.101.0/24 170.185.102.0/24 170.185.103.0/24 170.185.104.0/24 170.185.105.0/24 170.185.106.0/24 170.185.107.0/24 170.185.108.0/23 170.185.110.0/24 170.185.111.0/24 170.185.112.0/24 170.185.113.0/24 170.185.114.0/24 170.185.116.0/24 170.185.117.0/24 170.185.118.0/24 170.185.120.0/24 170.185.121.0/24 170.185.122.0/24 170.185.123.0/24 170.185.124.0/24 170.185.125.0/24 170.185.126.0/23 170.185.126.0/24 170.185.127.0/24 170.185.128.0/17 170.185.128.0/24 170.185.129.0/24 170.185.130.0/24 170.185.132.0/24 170.185.133.0/24 170.185.134.0/24 170.185.135.0/24 170.185.136.0/24 170.185.137.0/24 170.185.138.0/24 170.185.139.0/24 170.185.141.0/24 170.185.142.0/24 170.185.143.0/24 170.185.144.0/24 170.185.145.0/24 170.185.146.0/24 170.185.147.0/24 170.185.149.0/24 170.185.150.0/24 170.185.151.0/24 170.185.152.0/24 170.185.153.0/24 170.185.155.0/24 170.185.156.0/24 170.185.157.0/24 170.185.158.0/24 170.185.159.0/24 170.185.16.0/22 170.185.160.0/24 170.185.161.0/24 170.185.162.0/24 170.185.163.0/24 170.185.164.0/24 170.185.165.0/24 170.185.167.0/24 170.185.168.0/24 170.185.169.0/24 170.185.17.0/24 170.185.170.0/24 170.185.171.0/24 170.185.172.0/24 170.185.173.0/24 170.185.174.0/23 170.185.176.0/24 170.185.177.0/24 170.185.178.0/24 170.185.179.0/24 170.185.180.0/24 170.185.181.0/24 170.185.182.0/24 170.185.183.0/24 170.185.184.0/24 170.185.187.0/24 170.185.188.0/24 170.185.189.0/24 170.185.190.0/24 170.185.191.0/24 170.185.192.0/24 170.185.194.0/24 170.185.195.0/24 170.185.196.0/24 170.185.197.0/24 170.185.198.0/24 170.185.199.0/24 170.185.200.0/24 170.185.201.0/24 170.185.202.0/24 170.185.204.0/24 170.185.205.0/24 170.185.206.0/24 170.185.207.0/24 170.185.208.0/24 170.185.209.0/24 170.185.21.0/24 170.185.210.0/24 170.185.211.0/24 170.185.212.0/24 170.185.213.0/24 170.185.214.0/23 170.185.216.0/24 170.185.217.0/24 170.185.218.0/24 170.185.219.0/24 170.185.22.0/24 170.185.220.0/24 170.185.221.0/24 170.185.222.0/24 170.185.223.0/24 170.185.224.0/24 170.185.225.0/24 170.185.23.0/24 170.185.231.0/24 170.185.232.0/21 170.185.24.0/24 170.185.240.0/21 170.185.248.0/23 170.185.25.0/24 170.185.250.0/24 170.185.26.0/24 170.185.27.0/24 170.185.28.0/24 170.185.29.0/24 170.185.30.0/24 170.185.31.0/24 170.185.32.0/24 170.185.33.0/24 170.185.34.0/24 170.185.35.0/24 170.185.36.0/23 170.185.38.0/24 170.185.39.0/24 170.185.40.0/24 170.185.41.0/24 170.185.42.0/24 170.185.43.0/24 170.185.44.0/24 170.185.45.0/24 170.185.46.0/23 170.185.48.0/24 170.185.49.0/24 170.185.50.0/24 170.185.51.0/24 170.185.52.0/24 170.185.53.0/24 170.185.54.0/24 170.185.55.0/24 170.185.56.0/24 170.185.57.0/24 170.185.58.0/24 170.185.59.0/24 170.185.60.0/24 170.185.61.0/24 170.185.62.0/24 170.185.63.0/24 170.185.65.0/24 170.185.66.0/24 170.185.67.0/24 170.185.68.0/24 170.185.69.0/24 170.185.70.0/24 170.185.71.0/24 170.185.72.0/24 170.185.73.0/24 170.185.74.0/24 170.185.75.0/24 170.185.76.0/24 170.185.77.0/24 170.185.78.0/24 170.185.79.0/24 170.185.80.0/24 170.185.81.0/24 170.185.82.0/24 170.185.83.0/24 170.185.84.0/23 170.185.86.0/24 170.185.88.0/24 170.185.89.0/24 170.185.90.0/24 170.185.91.0/24 170.185.92.0/24 170.185.93.0/24 170.185.94.0/24 170.185.95.0/24 170.185.96.0/24 170.185.97.0/24 170.185.98.0/24 170.185.99.0/24 204.63.176.0/21 204.63.240.0/21 204.86.168.0/21 204.86.168.0/24 204.86.176.0/21 207.191.176.0/20 207.191.176.0/21 207.191.184.0/22 207.191.188.0/22 208.119.0.0/16 38.29.170.0/24 72.162.136.0/22 96.4.0.0/15 96.4.0.0/18 96.4.128.0/18 96.4.174.0/23 96.4.192.0/18 96.4.64.0/18 96.4.8.0/21 96.5.0.0/18 96.5.112.0/21 96.5.117.0/24 96.5.120.0/21 96.5.120.0/23 96.5.122.0/24 96.5.128.0/20 96.5.132.0/24 96.5.144.0/22 96.5.156.0/22 96.5.160.0/21 96.5.176.0/21 96.5.192.0/20 96.5.208.0/21 96.5.216.0/21 96.5.224.0/21 96.5.240.0/20 96.5.241.0/24 96.5.64.0/19 96.5.8.0/23 96.5.88.0/21 96.5.96.0/21

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:        AS11686
as-name:        ZAYO-ENA-11686
handle:         AS11686
registrant:     ZAYOB (Zayo Bandwidth)
last changed:   2025-10-02T07:38:16-04:00
registration:   1998-11-16T00:00:00-05:00
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/11686

const res = await fetch('https://ip-fd.net/api/v1/asn/11686', {
  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/11686', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/11686');
curl_setopt($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/11686", 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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