René's autonomous number (ASN) Lookup Tool

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CESNET2 CESNET z.s.p.o. (CZ)

This AS controls 850176 IP 4 addresses:

StartEndAddresses
78.128.128.078.128.255.25532768
146.102.0.0146.102.255.25565536
147.32.0.0147.32.255.25565536
147.33.0.0147.33.255.25565536
147.228.0.0147.228.255.25565536
147.230.0.0147.230.255.25565536
147.230.17.0147.230.17.255256
147.231.0.0147.231.255.25565536
147.251.0.0147.251.255.25565536
158.194.0.0158.194.255.25565536
158.196.0.0158.196.255.25565536
160.216.0.0160.216.255.25565536
160.217.0.0160.217.255.25565536
185.8.160.0185.8.163.2551024
193.84.32.0193.84.47.2554096
193.84.53.0193.84.53.255256
193.84.55.0193.84.55.255256
193.84.56.0193.84.63.2552048
193.84.80.0193.84.83.2551024
193.84.104.0193.84.107.2551024
193.84.116.0193.84.117.255512
193.84.160.0193.84.175.2554096
193.84.192.0193.84.207.2554096
193.84.208.0193.84.223.2554096
195.113.0.0195.113.255.25565536
195.178.64.0195.178.95.2558192

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 CZ
log_id = 155323
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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.