René's autonomous number (ASN) Lookup Tool

Enter an ASN Number:

CISCOSYSTEMS (United States)

This AS controls 1591808 IP 4 addresses:

StartEndAddresses
12.5.186.012.5.187.255512
12.19.88.012.19.95.2552048
12.159.148.012.159.151.2551024
64.100.0.064.100.255.25565536
64.101.0.064.101.63.25516384
64.101.64.064.101.127.25516384
64.101.96.064.101.127.2558192
64.101.128.064.101.191.25516384
64.101.192.064.101.223.2558192
64.101.224.064.101.255.2558192
64.102.0.064.102.255.25565536
64.102.249.064.102.249.255256
64.103.0.064.103.255.25565536
64.103.0.064.103.127.25532768
64.103.40.064.103.47.2552048
64.103.48.064.103.55.2552048
64.103.64.064.103.95.2558192
64.103.96.064.103.111.2554096
64.103.128.064.103.255.25532768
64.104.0.064.104.255.25565536
64.104.0.064.104.63.25516384
64.104.64.064.104.95.2558192
64.104.96.064.104.127.2558192
64.104.124.064.104.124.255256
64.104.128.064.104.159.2558192
64.104.160.064.104.191.2558192
64.104.192.064.104.255.25516384
64.104.204.064.104.205.255512
64.104.206.064.104.207.255512
66.187.208.066.187.223.2554096
72.163.0.072.163.255.25565536
72.163.0.072.163.63.25516384
72.163.4.072.163.4.255256
72.163.7.072.163.7.255256
72.163.80.072.163.95.2554096
72.163.96.072.163.127.2558192
72.163.128.072.163.191.25516384
72.163.192.072.163.223.2558192
72.163.224.072.163.255.2558192
72.163.240.072.163.241.255512
72.163.248.072.163.251.2551024
103.60.32.0103.60.35.2551024
111.223.8.0111.223.11.2551024
128.107.0.0128.107.255.25565536
128.107.0.0128.107.1.255512
128.107.2.0128.107.3.255512
128.107.4.0128.107.5.255512
128.107.6.0128.107.7.255512
128.107.8.0128.107.9.255512
128.107.10.0128.107.11.255512
128.107.12.0128.107.13.255512
128.107.14.0128.107.15.255512
128.107.18.0128.107.19.255512
128.107.20.0128.107.21.255512
128.107.22.0128.107.23.255512
128.107.24.0128.107.25.255512
128.107.38.0128.107.39.255512
128.107.40.0128.107.41.255512
128.107.54.0128.107.55.255512
144.254.0.0144.254.255.25565536
161.44.0.0161.44.255.25565536
171.68.0.0171.71.255.255262144
173.36.0.0173.39.255.255262144
173.36.0.0173.36.127.25532768
173.37.0.0173.37.15.2554096
173.37.16.0173.37.31.2554096
173.37.64.0173.37.127.25516384
173.37.128.0173.37.159.2558192
173.37.145.0173.37.145.255256
173.37.160.0173.37.191.2558192
173.37.192.0173.37.255.25516384
173.38.0.0173.38.127.25532768
173.38.128.0173.38.255.25532768
173.39.0.0173.39.63.25516384
173.39.64.0173.39.95.2558192
173.39.96.0173.39.127.2558192
173.39.128.0173.39.159.2558192
173.39.144.0173.39.151.2552048
173.39.152.0173.39.159.2552048
173.39.160.0173.39.191.2558192
173.39.192.0173.39.207.2554096
173.39.200.0173.39.201.255512
192.118.76.0192.118.79.2551024
192.133.192.0192.133.223.2558192
192.133.224.0192.133.239.2554096
192.133.240.0192.133.243.2551024
192.135.250.0192.135.250.255256
198.133.219.0198.133.219.255256
198.135.0.0198.135.7.2552048
204.69.198.0204.69.199.255512
204.69.200.0204.69.200.255256
216.128.32.0216.128.63.2558192

Source of data

This data was collected from the five Regional Internet Registries (RIR): AfrinIC, APNIC, ARIN, LACNIC and RIPE.
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List of autonomous systems in United States
log_id = 121203
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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.