AS25 University of California at Berkeley

ASN Lookup Tool

AS Data

IP Routes

Raw Whois

Parsed Whois

Peers

Upstreams

Downstreams

Contacts

Legacy Routes

AS25 – University of California at Berkeley

AS Number	25
AS Name	UCB
Organization	University of California at Berkeley(ucab-1-z)
Country	US
Website	berkeley.edu
Number of IPv4 Routes	14
Number of IPv6 Routes	2
ASN type	EDUCATION
Allocation Status	assigned
Registry	ARIN
Date Allocated	N/A

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
67.21.36.0/24	AS25	University of California at Berkeley	ICSI	256
192.150.186.0/23	AS25	University of California at Berkeley	University of California at Berkeley	512
192.35.209.0/24	AS25	University of California at Berkeley	University of California Office of the President	256
169.229.0.0/16	AS25	University of California at Berkeley	University of California at Berkeley	65536
192.154.6.0/24	AS25	University of California at Berkeley	University of California at Berkeley	256
208.68.240.0/22	AS25	University of California at Berkeley	SETIATHOME	1024
169.236.240.0/21	AS25	University of California at Berkeley	University of California, Merced	2048
128.32.0.0/16	AS25	University of California at Berkeley	University of California at Berkeley	65536
2607:f140::/32	AS25	University of California at Berkeley	University of California at Berkeley	~79×10²⁷
buy plan	AS25	University of California at Berkeley	University of California at Berkeley	4096
buy plan	AS25	University of California at Berkeley	University of California at Berkeley	65536
buy plan	AS25	University of California at Berkeley	University of California at Berkeley	~1×10²⁴
buy plan	AS25	University of California at Berkeley	University of California at Berkeley	256
buy plan	AS25	University of California at Berkeley	East Bay Community Law Center	256

Buy our plan to see all IP Ranges See All IP Ranges

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber:       25
ASName:         UCB
ASHandle:       AS25
RegDate:        1984-08-03
Updated:        2023-12-14
Comment:        DMCA Designated Agent is policy@berkeley.edu    
Ref:            https://rdap.arin.net/registry/autnum/25


OrgName:        University of California at Berkeley
OrgId:          UCAB-1-Z
Address:        IST - Telecommunications
Address:        ATTN Network Services and Operations
Address:        2850 Telegraph Ave
Address:        NOTE See Comment for DMCA INFO
City:           Berkeley
StateProv:      CA
PostalCode:     94705
Country:        US
RegDate:        2010-01-13
Updated:        2023-07-20
Comment:        DMCA Designated Agent is dmca@berkeley.edu
Ref:            https://rdap.arin.net/registry/entity/UCAB-1-Z


OrgAbuseHandle: UCBSE-ARIN
OrgAbuseName:   UCB-SECURIT-ARIN
OrgAbusePhone:  +1-510-664-9000 
OrgAbuseEmail:  abuse@security.berkeley.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/UCBSE-ARIN

OrgNOCHandle: UCB-NOC-ARIN
OrgNOCName:   IST Communication and Network Services
OrgNOCPhone:  +1-510-664-9000 
OrgNOCEmail:  noc@berkeley.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/UCB-NOC-ARIN

OrgTechHandle: UCB-NOC-ARIN
OrgTechName:   IST Communication and Network Services
OrgTechPhone:  +1-510-664-9000 
OrgTechEmail:  noc@berkeley.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/UCB-NOC-ARIN

RNOCHandle: UCB-NOC-ARIN
RNOCName:   IST Communication and Network Services
RNOCPhone:  +1-510-664-9000 
RNOCEmail:  noc@berkeley.edu
RNOCRef:    https://rdap.arin.net/registry/entity/UCB-NOC-ARIN

RTechHandle: UCB-NOC-ARIN
RTechName:   IST Communication and Network Services
RTechPhone:  +1-510-664-9000 
RTechEmail:  noc@berkeley.edu
RTechRef:    https://rdap.arin.net/registry/entity/UCB-NOC-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#