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 185.218.121.0/24 valid
v4 185.218.122.0/24 valid
v4 185.218.123.0/24 valid
v4 185.226.224.0/24 unknown
v4 185.234.136.0/24 valid
v4 185.60.76.0/23 valid
v4 185.60.79.0/24 valid
v4 188.64.17.0/24 valid
v4 188.64.18.0/24 valid
v4 188.64.19.0/24 valid
v4 192.109.222.0/24 unknown
v4 192.166.107.0/24 unknown
v4 192.228.1.0/24 unknown
v4 192.228.2.0/24 unknown
v4 192.228.3.0/24 unknown
v4 192.232.64.0/24 unknown
v4 192.232.66.0/24 unknown
v4 192.31.22.0/24 unknown
v4 192.76.161.0/24 unknown
v4 193.102.174.0/24 valid
v4 193.102.79.0/24 valid
v4 193.103.129.0/24 valid
v4 193.135.254.0/24 valid
v4 193.164.14.0/24 valid
v4 193.176.112.0/23 valid
v4 193.176.114.0/23 valid
v4 193.177.180.0/23 valid
v4 193.200.191.0/24 valid
v4 193.26.246.0/24 valid
v4 193.26.247.0/24 valid
v4 193.26.248.0/24 valid
v4 193.26.249.0/24 valid
v4 193.26.250.0/24 valid
v4 193.26.251.0/24 valid
v4 193.26.252.0/24 valid
v4 193.26.253.0/24 valid
v4 193.26.254.0/24 valid
v4 193.26.255.0/24 valid
v4 193.28.71.0/24 valid
v4 193.29.144.0/20 valid
v4 193.29.146.0/23 valid
v4 193.29.150.0/23 valid
v4 193.29.152.0/22 valid
v4 193.29.156.0/23 valid
v4 193.29.159.0/24 valid
v4 193.36.241.0/24 valid
v4 193.36.254.0/24 valid
v4 193.38.200.0/24 unknown
v4 193.46.62.0/24 valid
v4 193.47.140.0/24 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

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