IP Tracker

AS15404

COLT Technology Services Group Limited

GBUnknown2026-10-23

Announced prefixes 158

5.11.96.0/2045.129.69.0/2446.28.212.0/2451.64.34.0/2451.64.35.0/2462.67.207.0/2462.85.160.0/1962.182.250.0/2477.74.158.0/2385.208.193.0/2491.209.87.0/2491.212.245.0/2491.213.65.0/2491.213.68.0/2491.213.91.0/2491.213.110.0/2491.238.4.0/2491.244.125.0/24109.107.145.0/24129.35.17.0/24129.35.20.0/23129.35.85.0/24139.138.235.0/24141.98.45.0/24148.188.0.0/20148.188.192.0/20148.188.224.0/22148.188.232.0/21155.137.0.0/24155.137.1.0/24155.137.2.0/24155.137.3.0/24155.137.7.0/24156.118.0.0/24156.118.6.0/24156.118.8.0/24157.239.128.0/24157.239.129.0/24158.156.155.0/24158.156.162.0/24158.156.172.0/24158.156.182.0/24158.156.193.0/24161.17.0.0/16161.17.0.0/24163.199.254.0/24170.200.251.0/24170.200.252.0/24170.200.253.0/24170.248.142.0/24170.251.108.0/24170.252.84.0/24170.252.85.0/24170.252.86.0/24176.119.201.0/24178.249.200.0/21185.13.62.0/24185.60.76.0/23185.60.79.0/24185.134.140.0/24185.140.104.0/24185.154.148.0/23185.199.204.0/24185.203.232.0/24185.212.156.0/22185.213.216.0/24185.213.217.0/24185.218.120.0/24185.218.121.0/24185.218.122.0/24185.218.123.0/24185.226.224.0/24185.234.136.0/24188.64.17.0/24188.64.18.0/24188.64.19.0/24192.31.22.0/24192.76.161.0/24192.109.222.0/24192.166.107.0/24192.228.1.0/24192.228.2.0/24192.228.3.0/24192.231.17.0/24192.232.64.0/24192.232.66.0/24193.8.64.0/22193.26.246.0/24193.26.247.0/24193.26.248.0/24193.26.249.0/24193.26.250.0/24193.26.251.0/24193.26.252.0/24193.26.253.0/24193.26.254.0/24193.26.255.0/24193.28.71.0/24193.29.144.0/20193.29.146.0/23193.29.150.0/23193.29.152.0/22193.29.156.0/23193.29.159.0/24193.38.200.0/24193.46.62.0/24193.47.140.0/24193.53.174.0/24193.53.185.0/24193.53.186.0/24193.53.188.0/24193.53.190.0/24193.56.33.0/24193.57.56.0/24193.58.6.0/24193.73.113.0/24193.102.79.0/24193.102.174.0/24193.103.129.0/24193.135.254.0/24193.164.14.0/24193.176.112.0/23193.176.114.0/23193.177.180.0/23193.200.191.0/24194.11.129.0/24194.15.16.0/24194.15.18.0/24194.15.242.0/23194.15.244.0/22194.33.183.0/24194.39.220.0/24194.59.96.0/19194.59.121.0/24194.59.137.0/24194.59.139.0/24194.76.8.0/24194.76.9.0/24194.99.12.0/24194.99.120.0/21194.117.239.0/24194.126.242.0/24194.173.47.0/24195.47.207.0/24195.182.60.0/24195.234.175.0/24202.246.252.0/24202.252.108.0/23213.163.237.0/242001:678:274::/482001:67c:67c::/482001:67c:2b20::/482001:67c:2ea0::/482a02:11f8:70::/482a07:cb81::/322a0a:d6c0:145::/482a10:8802::/362a11:4d40::/48

Snapshot history

DateNameCountryClassPrefixes
2026-11-11COLT Technology Services Group LimitedGBUnknown158
2026-11-10COLT Technology Services Group LimitedGBUnknown158
2026-11-09COLT Technology Services Group LimitedGBUnknown158
2026-11-08COLT Technology Services Group LimitedGBUnknown158
2026-11-07COLT Technology Services Group LimitedGBUnknown158
2026-11-06COLT Technology Services Group LimitedGBUnknown158
2026-11-05COLT Technology Services Group LimitedGBUnknown158
2026-11-04COLT Technology Services Group LimitedGBUnknown157
2026-11-03COLT Technology Services Group LimitedGBUnknown158
2026-11-02COLT Technology Services Group LimitedGBUnknown158
2026-11-01COLT Technology Services Group LimitedGBUnknown158
2026-10-31COLT Technology Services Group LimitedGBUnknown158
2026-10-30COLT Technology Services Group LimitedGBUnknown158
2026-10-29COLT Technology Services Group LimitedGBUnknown158
2026-10-28COLT Technology Services Group LimitedGBUnknown158
2026-10-27COLT Technology Services Group LimitedGBUnknown158
2026-10-26COLT Technology Services Group LimitedGBUnknown158
2026-10-25COLT Technology Services Group LimitedGBUnknown158
2026-10-24COLT Technology Services Group LimitedGBUnknown158
2026-10-23COLT Technology Services Group LimitedGBUnknown158
2026-10-22COLT Technology Services Group LimitedGBUnknown157
2026-10-21COLT Technology Services Group LimitedGBUnknown157
2026-10-20COLT Technology Services Group LimitedGBUnknown157
2026-10-19COLT Technology Services Group LimitedGBUnknown157
2026-10-18COLT Technology Services Group LimitedGBUnknown157
2026-10-17COLT Technology Services Group LimitedGBUnknown157
2026-10-16COLT Technology Services Group LimitedGBUnknown156
2026-10-15COLT Technology Services Group LimitedGBUnknown156
2026-10-14COLT Technology Services Group LimitedGBUnknown156
2026-10-13COLT Technology Services Group LimitedGBUnknown156
2026-10-12COLT Technology Services Group LimitedGBUnknown156
2026-10-11COLT Technology Services Group LimitedGBUnknown156
2026-10-10COLT Technology Services Group LimitedGBUnknown156
2026-10-09COLT Technology Services Group LimitedGBUnknown156
2026-10-08COLT Technology Services Group LimitedGBUnknown156
2026-10-07COLT Technology Services Group LimitedGBUnknown156
2026-10-06COLT Technology Services Group LimitedGBUnknown156
2026-10-05COLT Technology Services Group LimitedGBUnknown156
2026-10-04COLT Technology Services Group LimitedGBUnknown156
2026-10-03COLT Technology Services Group LimitedGBUnknown156
2026-10-02COLT Technology Services Group LimitedGBUnknown156
2026-10-01COLT Technology Services Group LimitedGBUnknown156
2026-09-30COLT Technology Services Group LimitedGBUnknown156
2026-09-29COLT Technology Services Group LimitedGBUnknown156
2026-09-28COLT Technology Services Group LimitedGBUnknown156
2026-09-27COLT Technology Services Group LimitedGBUnknown156
2026-09-26COLT Technology Services Group LimitedGBUnknown156
2026-09-25COLT Technology Services Group LimitedGBUnknown156
2026-09-24COLT Technology Services Group LimitedGBUnknown157
2026-09-23COLT Technology Services Group LimitedGBUnknown157
2026-09-22COLT Technology Services Group LimitedGBUnknown157
2026-09-21COLT Technology Services Group LimitedGBUnknown157
2026-09-20COLT Technology Services Group LimitedGBUnknown158
2026-09-19COLT Technology Services Group LimitedGBUnknown158
2026-09-18COLT Technology Services Group LimitedGBUnknown157
2026-09-17COLT Technology Services Group LimitedGBUnknown157
2026-09-16COLT Technology Services Group LimitedGBUnknown157
2026-09-15COLT Technology Services Group LimitedGBUnknown157
2026-09-14COLT Technology Services Group LimitedGBUnknown157
2026-09-13COLT Technology Services Group LimitedGBUnknown157
2026-09-12COLT Technology Services Group LimitedGBUnknown157
2026-09-11COLT Technology Services Group LimitedGBUnknown157
2026-09-10COLT Technology Services Group LimitedGBUnknown157
2026-09-09COLT Technology Services Group LimitedGBUnknown157
2026-09-08COLT Technology Services Group LimitedGBUnknown157
2026-09-07COLT Technology Services Group LimitedGBUnknown157
2026-09-06COLT Technology Services Group LimitedGBUnknown157
2026-09-05COLT Technology Services Group LimitedGBUnknown157
2026-09-04COLT Technology Services Group LimitedGBUnknown157
2026-09-03COLT Technology Services Group LimitedGBUnknown157
2026-09-02COLT Technology Services Group LimitedGBUnknown157
2026-09-01COLT Technology Services Group LimitedGBUnknown158
2026-08-31COLT Technology Services Group LimitedGBUnknown158
2026-08-30COLT Technology Services Group LimitedGBUnknown158
2026-08-29COLT Technology Services Group LimitedGBUnknown158
2026-08-28COLT Technology Services Group LimitedGBUnknown158
2026-08-27COLT Technology Services Group LimitedGBUnknown158
2026-08-26COLT Technology Services Group LimitedGBUnknown158
2026-08-25COLT Technology Services Group LimitedGBUnknown158
2026-08-24COLT Technology Services Group LimitedGBUnknown158
2026-08-23COLT Technology Services Group LimitedGBUnknown158
2026-08-22COLT Technology Services Group LimitedGBUnknown158
2026-08-21COLT Technology Services Group LimitedGBUnknown157
2026-08-20COLT Technology Services Group LimitedGBUnknown158
2026-08-19COLT Technology Services Group LimitedGBUnknown158
2026-08-18COLT Technology Services Group LimitedGBUnknown158
2026-08-17COLT Technology Services Group LimitedGBUnknown158
2026-08-16COLT Technology Services Group LimitedGBUnknown158
2026-08-15COLT Technology Services Group LimitedGBUnknown158
2026-08-14COLT Technology Services Group LimitedGBUnknown158
2026-08-13COLT Technology Services Group LimitedGBUnknown158
2026-08-12COLT Technology Services Group LimitedGBUnknown158
2026-08-11COLT Technology Services Group LimitedGBUnknown158
2026-08-10COLT Technology Services Group LimitedGBUnknown158
2026-08-09COLT Technology Services Group LimitedGBUnknown158
2026-08-08COLT Technology Services Group LimitedGBUnknown159
2026-08-07COLT Technology Services Group LimitedGBUnknown159
2026-08-06COLT Technology Services Group LimitedGBUnknown159
2026-08-05COLT Technology Services Group LimitedGBUnknown159
2026-08-04COLT Technology Services Group LimitedGBUnknown159
2026-08-03COLT Technology Services Group LimitedGBUnknown159
2026-08-02COLT Technology Services Group LimitedGBUnknown159
2026-08-01COLT Technology Services Group LimitedGBUnknown159
2026-07-31COLT Technology Services Group LimitedGBUnknown159
2026-07-30COLT Technology Services Group LimitedGBUnknown159
2026-07-29COLT Technology Services Group LimitedGBUnknown159
2026-07-28COLT Technology Services Group LimitedGBUnknown159
2026-07-27COLT Technology Services Group LimitedGBUnknown159
2026-07-26COLT Technology Services Group LimitedGBUnknown159
2026-07-25COLT Technology Services Group LimitedGBUnknown159
2026-07-24COLT Technology Services Group LimitedGBUnknown159
2026-07-23COLT Technology Services Group LimitedGBUnknown159
2026-07-22COLT Technology Services Group LimitedGBUnknown159
2026-07-21COLT Technology Services Group LimitedGBUnknown159
2026-07-20COLT Technology Services Group LimitedGBUnknown158
2026-07-19COLT Technology Services Group LimitedGBUnknown158
2026-07-18COLT Technology Services Group LimitedGBUnknown159
2026-07-17COLT Technology Services Group LimitedGBUnknown159
2026-07-16COLT Technology Services Group LimitedGBUnknown160
2026-07-15COLT Technology Services Group LimitedGBUnknown159
2026-07-14COLT Technology Services Group LimitedGBUnknown159
2026-07-13COLT Technology Services Group LimitedGBUnknown160
2026-07-12COLT Technology Services Group LimitedGBUnknown160
2026-07-11COLT Technology Services Group LimitedGBUnknown160
2026-07-10COLT Technology Services Group LimitedGBUnknown160
2026-07-09COLT Technology Services Group LimitedGBUnknown162
2026-07-08COLT Technology Services Group LimitedGBUnknown163
2026-07-07COLT Technology Services Group LimitedGBUnknown163
2026-07-06COLT Technology Services Group LimitedGBUnknown163
2026-07-05COLT Technology Services Group LimitedGBUnknown163
2026-07-04COLT Technology Services Group LimitedGBUnknown163
2026-07-03COLT Technology Services Group LimitedGBUnknown163
2026-07-02COLT Technology Services Group LimitedGBUnknown163
2026-07-01COLT Technology Services Group LimitedGBUnknown163
2026-06-30COLT Technology Services Group LimitedGBUnknown163
2026-06-29COLT Technology Services Group LimitedGBUnknown163
2026-06-28COLT Technology Services Group LimitedGBUnknown163
2026-06-27COLT Technology Services Group LimitedGBUnknown163
2026-06-26COLT Technology Services Group LimitedGBUnknown163
2026-06-25COLT Technology Services Group LimitedGBUnknown163
2026-06-24COLT Technology Services Group LimitedGBUnknown163
2026-06-23COLT Technology Services Group LimitedGBUnknown163
2026-06-22COLT Technology Services Group LimitedGBUnknown163
2026-06-21COLT Technology Services Group LimitedGBUnknown163
2026-06-20COLT Technology Services Group LimitedGBUnknown163
2026-06-19COLT Technology Services Group LimitedGBUnknown163
2026-06-18COLT Technology Services Group LimitedGBUnknown163
2026-06-17COLT Technology Services Group LimitedGBUnknown163
2026-06-16COLT Technology Services Group LimitedGBUnknown163
2026-06-15COLT Technology Services Group LimitedGBUnknown161
2026-06-14COLT Technology Services Group LimitedGBUnknown161
2026-06-13COLT Technology Services Group LimitedGBUnknown161

IP-block changes

Open full filtered history →
ObservedBlockActionPrevious originsNew origins
2026-11-05156.118.8.0/24Acquired—AS15404
2026-11-04156.118.8.0/24ReleasedAS15404—
2026-10-2362.67.207.0/24Acquired—AS15404
2026-10-17156.118.8.0/24Acquired—AS15404
2026-10-15156.118.8.0/24ReleasedAS15404—
2026-10-15192.231.17.0/24Acquired—AS15404
2026-09-252a10:4780:8261::/48ReleasedAS15404—
2026-09-21103.80.220.0/24ReleasedAS15404, AS136049AS136049
2026-09-20103.80.220.0/24Origin set changedAS15404AS15404, AS136049
2026-09-192a10:4780:8261::/48Acquired—AS15404
2026-09-02103.80.221.0/24ReleasedAS15404AS136049
2026-08-2291.209.87.0/24Acquired—AS15404
2026-08-2191.209.87.0/24ReleasedAS15404—
2026-08-0938.65.18.0/24ReleasedAS15404AS1419
2026-07-21156.118.8.0/24Acquired—AS15404
2026-07-19156.118.8.0/24ReleasedAS15404—
2026-07-172a0e:900:d001::/48ReleasedAS15404—
2026-07-162a0e:900:d001::/48Acquired—AS15404
2026-07-142a0e:900:d001::/48ReleasedAS15404—
2026-07-10193.36.241.0/24ReleasedAS15404—
2026-07-10193.36.254.0/24ReleasedAS15404—
2026-07-095.182.152.0/24ReleasedAS15404—
2026-06-1651.64.34.0/24AcquiredAS2856AS2856, AS15404
2026-06-1651.64.35.0/24AcquiredAS2856AS2856, AS15404
Changes page 1