AS8444 JANUS HENDERSON ADMINISTRATION UK LIMITED

United Kingdom HENDERSON RIPE 8 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

2,048

IPv6 /48 networks

RPKI

8 valid0 no ROA

Peers and downstreams

Holder

AS name: HENDERSON
Description: JANUS HENDERSON ADMINISTRATION UK LIMITED
Organisation: JANUS HENDERSON ADMINISTRATION UK LIMITED
Registered in: London, United Kingdom
Abuse contact: itnetworksupport@janushenderson.com
Assigned: 2015-10-15
Registered: 2015-10-16
Record last changed: 2025-05-20 21:26 UTC

144.2.128.0/24 144.2.129.0/24 144.2.130.0/24 144.2.131.0/24 144.2.136.0/24 144.2.140.0/24 144.2.142.0/24 144.2.143.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 85/100

pass	Prefixes covered by valid ROAs 8 of 8 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 3 upstreams seen in BGP.	10/10
pass	Working abuse contact itnetworksupport@janushenderson.com is published.	15/15
pass	Publishes a geofeed A geofeed (RFC 8805) tells where the address space is used.	10/10
pass	No prefixes smaller than /24 or /48 All prefixes are /24 (IPv4) or /48 (IPv6) or larger.	10/10
pass	Registry record maintained Last changed 2025-05-20.	5/5

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/8444"><img src="https://ip-fd.net/badge/asn/8444/health.svg" alt="AS8444 network health on IP-FD.net"></a>

Markdown

[![AS8444 network health](https://ip-fd.net/badge/asn/8444/health.svg)](https://ip-fd.net/asn/8444)

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

Routing changes

Last 30 days

2026-10-05 08:14 UTC

Neighbour gone

AS64275

upstream

WHOIS

aut-num:        AS8444
as-name:        HENDERSON
org:            ORG-HAL4-RIPE
admin-c:        maha-ripe
tech-c:         maha-ripe
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         HENDERSON-MNT
created:        2015-10-16T14:52:12Z
last-modified:  2025-05-20T21:26:27Z
source:         RIPE
% 14 routing policy lines (import/export) not shown

Routing data

Updated just now

Registry record

Fetched just now from RIPE

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/8444

const res = await fetch('https://ip-fd.net/api/v1/asn/8444', {
  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/8444', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/8444');
curl_setopt($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/8444", 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
AS6461	Zayo Bandwidth ZAYO-6461
AS15830	Equinix (EMEA) Acquisition Enterprises B.V. Equinix