AS41281 KeFF Networks Ltd

United Kingdom KEFF RIPE 4 IPv4 prefixes 2 IPv6 prefixes

IPv4 addresses

1,024

IPv6 /48 networks

RPKI

6 valid0 no ROA

Peers and downstreams

Holder

AS name: KEFF
Description: Interplanetary Communications Network COGENT DONT EMAIL ME ABOUT TRANSIT
Organisation: KeFF Networks Ltd
Registered in: London, United Kingdom
Abuse contact: abuse@as41281.net
Assigned: 2012-09-09
Registered: 2012-09-10
Record last changed: 2024-10-26 05:53 UTC

193.189.100.0/24 45.154.252.0/24 45.154.254.0/24 45.154.255.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade A · 90/100

pass	Prefixes covered by valid ROAs 6 of 6 announced prefixes are RPKI valid.	25/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 2 IPv6 prefixes.	15/15
pass	More than one upstream 4 upstreams seen in BGP.	10/10
pass	Working abuse contact abuse@as41281.net is published.	15/15
fail	Publishes a geofeed No geofeed found. Without one, location databases have to guess.	0/10
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 2024-10-26.	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/41281"><img src="https://ip-fd.net/badge/asn/41281/health.svg" alt="AS41281 network health on IP-FD.net"></a>

Markdown

[![AS41281 network health](https://ip-fd.net/badge/asn/41281/health.svg)](https://ip-fd.net/asn/41281)

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

Routing changes

Last 30 days

2026-10-04 08:34 UTC	Neighbour gone	AS61292	upstream
2026-10-04 08:34 UTC	Relationship changed	AS39351	upstream to peer

WHOIS

aut-num:        AS41281
as-name:        KEFF
descr:          Interplanetary Communications Network
descr:          COGENT DONT EMAIL ME ABOUT TRANSIT
org:            ORG-KNL18-RIPE
admin-c:        KEFF1-RIPE
tech-c:         KEFF1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-KEFF
created:        2012-09-10T14:09:09Z
last-modified:  2024-10-26T05:53:19Z
source:         RIPE

Routing data

Updated 1 days ago

Registry record

Fetched 1 days ago 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/41281

const res = await fetch('https://ip-fd.net/api/v1/asn/41281', {
  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/41281', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/41281');
curl_setopt($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/41281", 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.

AS3399	Obenet AB OBE-NET
AS6939	Hurricane Electric LLC HURRICANE
AS20473	The Constant Company, LLC AS-VULTR
AS215551	KeFF Networks Ltd Sweden_Internet_Exchange

AS35708	4b42 UG ASN-4IXP
AS39351	31173 Services AB ESAB-AS