AS199741 TransitX Ltd

United Kingdom TRANSITX-BYOIP-Customers RIPE 119 IPv4 prefixes 2 IPv6 prefixes

IPv4 addresses

31,744

IPv6 /48 networks

257

RPKI

114 valid7 no ROA

Peers and downstreams

Holder

AS name: TRANSITX-BYOIP-Customers
Description: TransitX BYOIP
Organisation: TransitX Ltd
Registered in: Coventry, United Kingdom
Abuse contact: networks@transitx.net
Assigned: 2026-03-25
Registered: 2026-03-26
Record last changed: 2026-04-28 13:03 UTC

102.165.56.0/24 103.210.197.0/24 104.128.190.0/24 109.110.169.0/24 134.49.64.0/24 134.49.75.0/24 136.176.161.0/24 136.176.208.0/24 136.176.225.0/24 145.63.160.0/24 145.63.171.0/24 147.90.217.0/24 147.90.8.0/24 155.117.228.0/24 167.160.12.0/24 168.91.96.0/24 172.98.179.0/24 178.239.198.0/24 178.239.204.0/24 181.215.226.0/24 181.215.229.0/24 185.113.128.0/23 185.192.70.0/24 185.228.225.0/24 185.242.156.0/24 185.242.157.0/24 185.242.158.0/24 185.242.159.0/24 188.220.121.0/24 188.220.126.0/24 188.220.214.0/24 188.220.218.0/24 188.220.228.0/24 188.220.230.0/24 188.220.232.0/24 188.220.46.0/24 188.220.58.0/24 188.220.59.0/24 188.220.88.0/24 188.220.94.0/24 188.221.101.0/24 188.221.141.0/24 188.221.142.0/24 188.221.147.0/24 188.221.163.0/24 188.221.192.0/24 188.221.193.0/24 188.221.195.0/24 188.221.199.0/24 188.221.2.0/24 188.221.33.0/24 188.221.64.0/24 188.221.74.0/24 188.221.76.0/24 191.101.59.0/24 191.96.110.0/24 191.96.209.0/24 193.17.4.0/24 194.32.120.0/24 198.33.139.0/24 198.34.79.0/24 199.59.181.0/24 206.232.6.0/24 206.232.7.0/24 212.2.238.0/24 213.21.231.0/24 213.21.244.0/24 217.19.29.0/24 217.216.145.0/24 217.79.122.0/24 45.11.236.0/23 45.11.238.0/23 45.128.223.0/24 45.13.30.0/24 45.155.100.0/23 45.43.86.0/24 45.86.203.0/24 5.157.128.0/24 5.181.124.0/24 5.182.35.0/24 5.252.78.0/24 51.194.131.0/24 51.194.137.0/24 51.194.139.0/24 51.194.153.0/24 51.194.164.0/24 51.194.174.0/24 51.194.175.0/24 51.194.190.0/24 51.241.120.0/24 51.241.131.0/24 51.241.132.0/24 51.241.134.0/24 51.241.161.0/24 78.105.140.0/24 78.105.195.0/24 78.105.214.0/24 79.99.147.0/24 82.153.120.0/24 82.22.125.0/24 82.22.160.0/24 82.22.200.0/24 82.22.37.0/24 82.39.130.0/24 82.39.207.0/24 82.39.210.0/24 82.39.221.0/24 82.47.114.0/24 82.47.126.0/24 82.47.128.0/24 82.47.166.0/24 82.47.175.0/24 82.47.20.0/24 82.47.28.0/24 84.51.233.0/24 84.75.80.0/24 89.116.148.0/24 89.40.92.0/24 96.9.214.0/23

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 84/100

partly	Prefixes covered by valid ROAs 114 of 121 announced prefixes are RPKI valid, 7 have no ROA.	24/25
pass	No RPKI invalid announcements None of the announcements is RPKI invalid.	10/10
pass	Announces IPv6 2 IPv6 prefixes.	15/15
partly	More than one upstream 1 upstream seen in BGP.	5/10
pass	Working abuse contact networks@transitx.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 2026-04-28.	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/199741"><img src="https://ip-fd.net/badge/asn/199741/health.svg" alt="AS199741 network health on IP-FD.net"></a>

Markdown

[![AS199741 network health](https://ip-fd.net/badge/asn/199741/health.svg)](https://ip-fd.net/asn/199741)

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

Routing changes

Last 30 days

2026-10-04 12:41 UTC	New prefix	217.216.145.0/24
2026-10-04 12:41 UTC	New prefix	193.17.4.0/24
2026-10-04 12:41 UTC	New prefix	188.221.101.0/24
2026-10-04 12:41 UTC	New prefix	155.117.228.0/24
2026-10-04 12:41 UTC	New prefix	188.220.46.0/24
2026-10-04 12:41 UTC	New prefix	188.221.163.0/24
2026-10-04 12:41 UTC	New prefix	82.47.128.0/24
2026-10-04 12:41 UTC	New prefix	82.47.28.0/24
2026-10-04 12:41 UTC	New prefix	82.47.114.0/24
2026-10-04 12:41 UTC	New prefix	147.90.217.0/24
2026-10-04 12:41 UTC	New prefix	51.241.161.0/24
2026-10-04 12:41 UTC	New prefix	78.105.214.0/24
2026-10-04 12:41 UTC	New prefix	188.221.74.0/24
2026-10-04 12:41 UTC	New prefix	136.176.208.0/24
2026-10-04 12:41 UTC	New prefix	78.105.195.0/24
2026-10-04 12:41 UTC	New prefix	82.47.126.0/24
2026-10-04 12:41 UTC	New prefix	78.105.140.0/24
2026-10-04 12:41 UTC	New prefix	84.75.80.0/24
2026-10-04 12:41 UTC	New prefix	188.221.64.0/24
2026-10-04 12:41 UTC	New prefix	188.221.147.0/24
2026-10-04 12:41 UTC	New prefix	188.221.76.0/24
2026-10-04 12:41 UTC	New prefix	188.221.142.0/24
2026-10-04 12:41 UTC	New prefix	188.221.141.0/24
2026-10-04 12:41 UTC	New prefix	185.242.157.0/24
2026-10-04 12:41 UTC	New prefix	206.232.7.0/24
2026-10-04 12:41 UTC	New prefix	82.39.210.0/24
2026-10-04 12:41 UTC	New prefix	104.128.190.0/24
2026-10-04 12:41 UTC	New prefix	188.221.192.0/24
2026-10-04 12:41 UTC	New prefix	45.11.236.0/23
2026-10-04 12:41 UTC	New prefix	134.49.64.0/24
2026-10-04 12:41 UTC	New prefix	147.90.8.0/24
2026-10-04 12:41 UTC	New prefix	2a0c:b840:2::/48
2026-10-04 12:41 UTC	New prefix	45.13.30.0/24
2026-10-04 12:41 UTC	New prefix	206.232.6.0/24
2026-10-04 12:41 UTC	New prefix	145.63.160.0/24
2026-10-04 12:41 UTC	New prefix	188.220.58.0/24
2026-10-04 12:41 UTC	New prefix	134.49.75.0/24
2026-10-04 12:41 UTC	New prefix	188.221.199.0/24
2026-10-04 12:41 UTC	New prefix	198.34.79.0/24
2026-10-04 12:41 UTC	New prefix	82.22.200.0/24
2026-10-04 12:41 UTC	New prefix	172.98.179.0/24
2026-10-04 12:41 UTC	New prefix	82.22.125.0/24
2026-10-04 12:41 UTC	New prefix	168.91.96.0/24
2026-10-04 12:41 UTC	New prefix	217.19.29.0/24
2026-10-04 12:41 UTC	New prefix	185.242.159.0/24
2026-10-04 12:41 UTC	New prefix	145.63.171.0/24
2026-10-04 12:41 UTC	New prefix	185.242.156.0/24
2026-10-04 12:41 UTC	New prefix	96.9.214.0/23
2026-10-04 12:41 UTC	New prefix	198.33.139.0/24
2026-10-04 12:41 UTC	New prefix	188.221.193.0/24
2026-10-04 12:41 UTC	New prefix	82.22.37.0/24
2026-10-04 12:41 UTC	New prefix	45.11.238.0/23
2026-10-04 12:41 UTC	New prefix	82.22.160.0/24
2026-10-04 12:41 UTC	New prefix	188.220.59.0/24
2026-10-04 12:41 UTC	New prefix	45.128.223.0/24
2026-10-04 12:41 UTC	New prefix	185.242.158.0/24
2026-10-04 12:41 UTC	New prefix	136.176.225.0/24
2026-10-04 12:41 UTC	New prefix	136.176.161.0/24
2026-10-04 12:41 UTC	New prefix	188.220.88.0/24
2026-10-04 12:41 UTC	New prefix	188.221.195.0/24

WHOIS

aut-num:        AS199741
as-name:        TRANSITX-BYOIP-Customers
org:            ORG-TA1974-RIPE
sponsoring-org: ORG-UDSL2-RIPE
admin-c:        NA9677-RIPE
tech-c:         NA9677-RIPE
tech-c:         BY1550-RIPE
descr:          TransitX BYOIP
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         UKSERVERS-MNT
mnt-by:         TRANSITX-MNT
created:        2026-03-26T09:24:39Z
last-modified:  2026-04-28T13:03:44Z
source:         RIPE
% 6 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/199741

const res = await fetch('https://ip-fd.net/api/v1/asn/199741', {
  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/199741', headers={'X-API-Key': 'YOUR_KEY'}, timeout=10)
r.raise_for_status()
print(r.json())

<?php
$ch = curl_init('https://ip-fd.net/api/v1/asn/199741');
curl_setopt($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/199741", 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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