AS49657 Transaction Network Services (UK) LTD

United Kingdom TNSI RIPE 4 IPv4 prefixes 0 IPv6 prefixes

IPv4 addresses

1,280

IPv6 /48 networks

RPKI

0 valid4 no ROA

Peers and downstreams

Holder

AS name: TNSI
Description: ASN BGP Peering For MPLS
Organisation: Transaction Network Services (UK) LTD
Registered in: Sheffield, United Kingdom
Abuse contact: NetworkArchitecturalEngineering@tnsi.com
Assigned: 2009-07-21
Registered: 2009-07-22
Record last changed: 2025-10-13 14:45 UTC

194.36.112.0/23 194.36.114.0/24 204.6.160.0/24 204.6.162.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade D · 50/100

fail	Prefixes covered by valid ROAs 0 of 4 announced prefixes are RPKI valid, 4 have no ROA.	0/25
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 NetworkArchitecturalEngineering@tnsi.com 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 2025-10-13.	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/49657"><img src="https://ip-fd.net/badge/asn/49657/health.svg" alt="AS49657 network health on IP-FD.net"></a>

Markdown

[![AS49657 network health](https://ip-fd.net/badge/asn/49657/health.svg)](https://ip-fd.net/asn/49657)

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

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:        AS49657
org:            ORG-TNSL1-RIPE
as-name:        TNSI
descr:          ASN BGP Peering For MPLS
admin-c:        NA9439-RIPE
tech-c:         NA9439-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         TNSI-NE-MNT
created:        2009-07-22T09:27:54Z
last-modified:  2025-10-13T14:45:35Z
source:         RIPE
% 4 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/49657

const res = await fetch('https://ip-fd.net/api/v1/asn/49657', {
  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/49657', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/49657');
curl_setopt($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/49657", 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.

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