René's autonomous number (ASN) Lookup Tool

Enter an ASN Number:

COLT Technology Services Group Limited (GB)

This AS controls 144896 IP 4 addresses:

StartEndAddresses
5.11.96.05.11.111.2554096
5.182.152.05.182.152.255256
45.129.69.045.129.69.255256
46.28.212.046.28.212.255256
62.85.160.062.85.191.2558192
62.182.250.062.182.250.255256
77.74.158.077.74.159.255512
85.208.193.085.208.193.255256
91.208.124.091.208.124.255256
91.209.87.091.209.87.255256
91.212.245.091.212.245.255256
91.213.65.091.213.65.255256
91.213.68.091.213.68.255256
91.213.91.091.213.91.255256
91.213.110.091.213.110.255256
91.238.4.091.238.4.255256
91.244.125.091.244.125.255256
103.80.220.0103.80.220.255256
103.80.221.0103.80.221.255256
109.107.145.0109.107.145.255256
129.35.17.0129.35.17.255256
129.35.20.0129.35.21.255512
129.35.85.0129.35.85.255256
141.98.45.0141.98.45.255256
145.224.32.0145.224.33.255512
148.188.0.0148.188.15.2554096
148.188.192.0148.188.207.2554096
148.188.224.0148.188.227.2551024
148.188.232.0148.188.239.2552048
155.137.0.0155.137.0.255256
155.137.1.0155.137.1.255256
155.137.2.0155.137.2.255256
155.137.3.0155.137.3.255256
155.137.7.0155.137.7.255256
156.118.0.0156.118.0.255256
156.118.6.0156.118.6.255256
156.118.8.0156.118.8.255256
157.239.128.0157.239.128.255256
157.239.129.0157.239.129.255256
158.156.155.0158.156.155.255256
158.156.162.0158.156.162.255256
158.156.172.0158.156.172.255256
158.156.182.0158.156.182.255256
158.156.193.0158.156.193.255256
161.17.0.0161.17.255.25565536
161.17.0.0161.17.0.255256
163.199.254.0163.199.254.255256
170.200.251.0170.200.251.255256
170.200.252.0170.200.252.255256
170.200.253.0170.200.253.255256
170.248.142.0170.248.142.255256
170.251.108.0170.251.108.255256
170.252.84.0170.252.84.255256
170.252.85.0170.252.85.255256
170.252.86.0170.252.86.255256
176.119.201.0176.119.201.255256
178.249.200.0178.249.207.2552048
185.13.62.0185.13.62.255256
185.60.76.0185.60.77.255512
185.60.79.0185.60.79.255256
185.134.140.0185.134.140.255256
185.140.104.0185.140.104.255256
185.154.148.0185.154.149.255512
185.199.204.0185.199.204.255256
185.203.232.0185.203.232.255256
185.212.156.0185.212.159.2551024
185.213.216.0185.213.216.255256
185.213.217.0185.213.217.255256
185.218.120.0185.218.120.255256
185.218.121.0185.218.121.255256
185.218.122.0185.218.122.255256
185.218.123.0185.218.123.255256
185.226.224.0185.226.224.255256
185.234.136.0185.234.136.255256
188.64.17.0188.64.17.255256
188.64.18.0188.64.18.255256
192.31.22.0192.31.22.255256
192.76.161.0192.76.161.255256
192.109.222.0192.109.222.255256
192.228.1.0192.228.1.255256
192.228.2.0192.228.2.255256
192.228.3.0192.228.3.255256
192.232.64.0192.232.64.255256
192.232.66.0192.232.66.255256
193.8.64.0193.8.67.2551024
193.17.201.0193.17.201.255256
193.26.246.0193.26.246.255256
193.26.247.0193.26.247.255256
193.26.248.0193.26.248.255256
193.26.249.0193.26.249.255256
193.26.250.0193.26.250.255256
193.26.251.0193.26.251.255256
193.26.252.0193.26.252.255256
193.26.253.0193.26.253.255256
193.26.254.0193.26.254.255256
193.26.255.0193.26.255.255256
193.28.71.0193.28.71.255256
193.29.144.0193.29.159.2554096
193.36.241.0193.36.241.255256
193.36.254.0193.36.254.255256
193.38.200.0193.38.200.255256
193.46.62.0193.46.62.255256
193.47.140.0193.47.140.255256
193.53.174.0193.53.174.255256
193.53.185.0193.53.185.255256
193.53.186.0193.53.186.255256
193.53.188.0193.53.188.255256
193.53.190.0193.53.190.255256
193.56.33.0193.56.33.255256
193.57.56.0193.57.56.255256
193.58.6.0193.58.6.255256
193.73.113.0193.73.113.255256
193.102.174.0193.102.174.255256
193.103.129.0193.103.129.255256
193.135.254.0193.135.254.255256
193.164.14.0193.164.14.255256
193.176.112.0193.176.113.255512
193.176.114.0193.176.115.255512
193.177.180.0193.177.181.255512
193.178.140.0193.178.140.255256
193.200.191.0193.200.191.255256
194.11.129.0194.11.129.255256
194.15.16.0194.15.16.255256
194.15.18.0194.15.18.255256
194.15.242.0194.15.243.255512
194.15.244.0194.15.247.2551024
194.33.183.0194.33.183.255256
194.39.220.0194.39.220.255256
194.59.96.0194.59.127.2558192
194.59.121.0194.59.121.255256
194.59.137.0194.59.137.255256
194.59.139.0194.59.139.255256
194.76.8.0194.76.8.255256
194.76.9.0194.76.9.255256
194.99.12.0194.99.12.255256
194.99.120.0194.99.127.2552048
194.117.239.0194.117.239.255256
194.126.242.0194.126.242.255256
194.173.47.0194.173.47.255256
195.47.207.0195.47.207.255256
195.149.76.0195.149.76.255256
195.182.60.0195.182.60.255256
195.234.175.0195.234.175.255256
202.246.252.0202.246.252.255256
202.252.108.0202.252.109.255512
213.163.237.0213.163.237.255256

Source of data

This data was collected from the five Regional Internet Registries (RIR): AfrinIC, APNIC, ARIN, LACNIC and RIPE.
Check your user agent's IP address.
List of autonomous systems in GB
log_id = 212896
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Disclaimer: This dataset is provided "as is" for informational purposes only.
No guarantee is made regarding the accuracy, completeness, or timeliness of the data. The provider makes no warranties, either express or implied, and assumes no legal liability or responsibility for any loss or damage resulting from the use, misuse, or reliance on this dataset. Users are responsible for verifying any results obtained from it and for ensuring that their use complies with applicable laws and regulations.