René's autonomous number (ASN) Lookup Tool

Enter an ASN Number:

CZ-NORDICTELECOMREGIONAL O2 Czech Republic, a.s. (CZ)

This AS controls 183296 IP 4 addresses:

StartEndAddresses
5.102.48.05.102.63.2554096
31.10.56.031.10.63.2552048
45.159.116.045.159.119.2551024
46.183.56.046.183.63.2552048
46.231.72.046.231.79.2552048
77.95.192.077.95.199.2552048
78.136.128.078.136.191.25516384
80.78.136.080.78.139.2551024
80.79.0.080.79.3.2551024
80.87.176.080.87.191.2554096
80.90.128.080.90.143.2554096
80.243.236.080.243.239.2551024
80.251.240.080.251.255.2554096
88.81.64.088.81.95.2558192
91.187.32.091.187.63.2558192
92.61.80.092.61.95.2554096
93.92.48.093.92.55.2552048
93.93.32.093.93.39.2552048
94.241.64.094.241.127.25516384
109.108.96.0109.108.127.2558192
176.102.128.0176.102.159.2558192
178.17.80.0178.17.95.2554096
185.78.12.0185.78.15.2551024
185.82.236.0185.82.239.2551024
185.108.60.0185.108.63.2551024
185.157.240.0185.157.243.2551024
188.119.96.0188.119.99.2551024
193.42.128.0193.42.131.2551024
193.107.252.0193.107.255.2551024
213.19.0.0213.19.127.25532768
213.155.32.0213.155.63.2558192
213.250.192.0213.250.255.25516384
217.170.96.0217.170.111.2554096
217.196.112.0217.196.127.2554096
217.197.144.0217.197.159.2554096

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 CZ
log_id = 155270
Go 🏠
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.