René's autonomous number (ASN) Lookup Tool

Enter an ASN Number:

COLT COLT Technology Services Group Limited (GB)

This AS controls 1499904 IP 4 addresses:

StartEndAddresses
27.110.0.027.110.15.2554096
27.110.16.027.110.19.2551024
27.110.20.027.110.21.255512
38.210.238.038.210.238.255256
46.28.184.046.28.184.255256
46.37.111.046.37.111.255256
46.248.14.046.248.14.255256
46.248.128.046.248.159.2558192
57.133.0.057.133.255.25565536
58.0.0.058.0.255.25565536
58.1.128.058.1.255.25532768
62.23.0.062.23.255.25565536
62.23.14.062.23.14.255256
62.23.23.062.23.23.255256
62.23.43.062.23.43.255256
62.23.61.062.23.61.255256
62.23.70.062.23.70.255256
62.23.254.062.23.254.255256
62.23.255.062.23.255.255256
62.72.96.062.72.127.2558192
62.84.192.062.84.223.2558192
62.96.0.062.96.255.25565536
62.97.64.062.97.127.25516384
62.152.96.062.152.127.2558192
62.192.0.062.192.31.2558192
66.92.200.066.92.200.255256
78.143.0.078.143.63.25516384
78.156.64.078.156.79.2554096
78.156.80.078.156.87.2552048
80.80.0.080.80.31.2558192
80.169.0.080.169.255.25565536
80.251.160.080.251.191.2558192
82.112.192.082.112.223.2558192
84.14.0.084.14.255.25565536
84.14.63.084.14.63.255256
84.14.217.084.14.217.255256
84.16.160.084.16.191.2558192
85.88.128.085.88.159.2558192
87.241.0.087.241.63.25516384
90.152.0.090.152.63.25516384
90.152.64.090.152.95.2558192
90.152.96.090.152.127.2558192
91.212.43.091.212.43.255256
95.175.192.095.175.207.2554096
95.175.208.095.175.223.2554096
103.138.100.0103.138.103.2551024
103.248.76.0103.248.76.255256
110.50.78.0110.50.79.255512
116.83.0.0116.83.127.25532768
118.67.224.0118.67.255.2558192
129.41.90.0129.41.90.255256
136.225.0.0136.225.255.25565536
139.181.48.0139.181.48.255256
144.211.198.0144.211.198.255256
148.109.0.0148.109.255.25565536
148.109.25.0148.109.25.255256
153.96.140.0153.96.140.255256
153.96.141.0153.96.141.255256
154.16.166.0154.16.166.255256
155.45.128.0155.45.128.255256
157.2.32.0157.2.63.2558192
157.2.48.0157.2.55.2552048
157.2.52.0157.2.52.255256
157.120.224.0157.120.231.2552048
157.120.236.0157.120.239.2551024
157.120.240.0157.120.255.2554096
158.162.32.0158.162.63.2558192
158.162.192.0158.162.255.25516384
178.159.176.0178.159.191.2554096
185.138.136.0185.138.139.2551024
185.157.227.0185.157.227.255256
185.194.232.0185.194.233.255512
185.247.126.0185.247.126.255256
192.51.54.0192.51.54.255256
192.103.52.0192.103.52.255256
192.109.56.0192.109.56.255256
192.187.137.0192.187.137.255256
192.231.17.0192.231.17.255256
193.16.48.0193.16.55.2552048
193.16.56.0193.16.59.2551024
193.16.60.0193.16.61.255512
193.16.62.0193.16.62.255256
193.16.155.0193.16.155.255256
193.16.241.0193.16.241.255256
193.17.178.0193.17.178.255256
193.30.84.0193.30.84.255256
193.33.182.0193.33.183.255512
193.36.242.0193.36.242.255256
193.82.0.0193.82.31.2558192
193.82.32.0193.82.63.2558192
193.96.108.0193.96.109.255512
193.98.156.0193.98.156.255256
193.102.132.0193.102.132.255256
193.111.24.0193.111.25.255512
193.118.224.0193.118.255.2558192
193.134.159.0193.134.159.255256
193.141.139.0193.141.139.255256
193.183.185.0193.183.185.255256
193.228.0.0193.228.0.255256
193.235.44.0193.235.44.255256
193.235.45.0193.235.45.255256
194.0.195.0194.0.195.255256
194.61.73.0194.61.73.255256
194.113.246.0194.113.246.255256
194.115.212.0194.115.215.2551024
194.127.228.0194.127.228.255256
194.223.128.0194.223.135.2552048
194.223.136.0194.223.139.2551024
194.223.140.0194.223.143.2551024
194.223.144.0194.223.159.2554096
195.20.223.0195.20.223.255256
195.68.0.0195.68.127.25532768
195.68.74.0195.68.74.255256
195.78.50.0195.78.51.255512
195.110.64.0195.110.95.2558192
195.234.34.0195.234.34.255256
195.234.180.0195.234.180.255256
202.7.104.0202.7.104.255256
202.24.96.0202.24.97.255512
202.24.98.0202.24.99.255512
202.95.218.0202.95.219.255512
202.255.101.0202.255.101.255256
202.255.102.0202.255.102.255256
208.85.76.0208.85.76.255256
212.0.96.0212.0.127.2558192
212.23.224.0212.23.255.2558192
212.31.224.0212.31.255.2558192
212.35.96.0212.35.127.2558192
212.36.32.0212.36.63.2558192
212.36.144.0212.36.159.2554096
212.36.160.0212.36.175.2554096
212.36.184.0212.36.191.2552048
212.74.77.0212.74.77.255256
212.74.78.0212.74.78.255256
212.74.79.0212.74.79.255256
212.78.160.0212.78.191.2558192
212.121.128.0212.121.159.2558192
212.123.192.0212.123.255.25516384
212.161.0.0212.161.127.25532768
212.203.64.0212.203.127.25516384
213.27.128.0213.27.255.25532768
213.41.0.0213.41.127.25532768
213.61.0.0213.61.255.25565536
213.86.0.0213.86.255.25565536
213.164.0.0213.164.31.2558192
213.173.160.0213.173.191.2558192
213.185.160.0213.185.191.2558192
213.208.192.0213.208.255.25516384
213.215.128.0213.215.255.25532768
213.229.128.0213.229.191.25516384
213.246.192.0213.246.255.25516384
217.110.0.0217.111.255.255131072
217.173.96.0217.173.111.2554096

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 = 113636
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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.