AS15404

Name: AS15404 — COLT Technology Services Group Limited
Creator: ipdex

COLT Technology Services Group Limited Unknown registered in Italy

151IPv4 prefixes

10IPv6 prefixes

68%RPKI-valid

#18,020AS Rank

#8Rank in Italy

2000-06-21Allocated

COLT Technology Services Group Limited (AS15404) — Unknown, registered in Italy. announces 151 IPv4 prefixes + 10 IPv6 prefixes. Rank in Italy: #8. Allocated: 2000-06-21.

IPv4 151IPv6 10

Announced prefixes · 161

v4 193.53.174.0/24 valid
v4 193.53.185.0/24 valid
v4 193.53.186.0/24 valid
v4 193.53.188.0/24 valid
v4 193.53.190.0/24 valid
v4 193.56.33.0/24 valid
v4 193.57.56.0/24 valid
v4 193.58.6.0/24 valid
v4 193.73.113.0/24 valid
v4 193.8.64.0/22 unknown
v4 194.11.129.0/24 valid
v4 194.117.239.0/24 valid
v4 194.126.242.0/24 valid
v4 194.15.16.0/24 valid
v4 194.15.18.0/24 valid
v4 194.15.242.0/23 valid
v4 194.15.244.0/22 valid
v4 194.173.47.0/24 valid
v4 194.33.183.0/24 valid
v4 194.39.220.0/24 unknown
v4 194.59.121.0/24 valid
v4 194.59.137.0/24 valid
v4 194.59.139.0/24 valid
v4 194.59.96.0/19 valid
v4 194.76.8.0/24 unknown
v4 194.76.9.0/24 unknown
v4 194.99.12.0/24 valid
v4 194.99.120.0/21 valid
v4 195.182.60.0/24 valid
v4 195.234.175.0/24 unknown
v4 195.47.207.0/24 valid
v4 202.246.252.0/24 unknown
v4 202.252.108.0/23 unknown
v4 213.163.237.0/24 unknown
v4 38.65.18.0/24 unknown
v4 45.129.69.0/24 valid
v4 46.28.212.0/24 valid
v4 5.11.96.0/20 valid
v4 5.182.152.0/24 valid
v4 62.182.250.0/24 unknown
v4 62.85.160.0/19 valid
v4 77.74.158.0/23 valid
v4 85.208.193.0/24 valid
v4 91.209.87.0/24 valid
v4 91.212.245.0/24 valid
v4 91.213.110.0/24 unknown
v4 91.213.65.0/24 valid
v4 91.213.68.0/24 valid
v4 91.213.91.0/24 valid
v4 91.238.4.0/24 unknown

RPKI: rpki.cloudflare.com · 2026-06-19

— Routing status unavailable

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	161
2026-06-13	161

AS topology · Customer cone 1

Providers · 2

AS8220 COLT Technology Services Group Limited
AS1419

Embed this on your site

Free badges and live charts — they update as the index does. No key, link back to ipdex.

Badge

Markdown

[![AS15404 on ipdex](https://ipdex.io/badge/asn/15404.svg)](https://ipdex.io/asn/AS15404/)

HTML

<a href="https://ipdex.io/asn/AS15404/"><img src="https://ipdex.io/badge/asn/15404.svg" alt="AS15404 on ipdex"></a>

Live chart (iframe)

<iframe src="https://ipdex.io/embed/asn/15404" width="680" height="260" frameborder="0" scrolling="no" title="ipdex chart" style="border:0;max-width:100%"></iframe>

oEmbed-enabled: paste the page URL into platforms that support oEmbed and the chart embeds automatically.