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  3. AS25

AS25

University of California at Berkeley

UCB
Organization
Title
University of California at Berkeley
Details
Regional Internet registry
ARIN
IP Addresses count
201,984
Coordinates
Summary
The organization University of California at Berkeley allocates 12 IP netblocks under the autonomous system number (ASN ) of 25. The regional internet registry (RIR ) for this ASN is ARIN. The country in which these IPs are located is United States of America (US), which is on #1 out of 249 countries by the total amount of ASNs allocated - 27,927.

AS25 has 1 peers, 1 upstreams and 0 downstreams with a total of 201,984 IP addresses.
IP Address ranges
Block Description IPs count
67.21.36.0/24 PSGnet/Berkeley 256
128.32.0.0/16 University of California, Berkeley 65,536
136.152.0.0/16 University of California, Berkeley 65,536
169.229.0.0/16 University of California, Berkeley 65,536
169.236.240.0/21 UCNET-BLK 2,048
192.12.234.0/24 University of California (UNIVER-22) 256
192.31.105.0/24 University of California, Berkeley 256
192.35.209.0/24 AS25 proxy-registered route by Cogent 256
192.150.186.0/23 University of California, Berkeley 512
192.154.4.0/23 University of California, Berkeley 512
192.154.6.0/24 University of California, Berkeley 256
208.68.240.0/22 SETIATHOME 1,024
Peers
ASN Name IPs Count
AS2152 California State University, Office of the Chancellor 2,083,840
Upstreams
ASN Name IPs Count
AS2152 California State University, Office of the Chancellor 2,083,840
Downstreams
There are no downstreams for this ASN.
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