UCB, US is a hosting provider. Their Autonomous System (AS) Number is 25.
Found a phishing site (or other fraudulent/malicious content) registered with UCB, US? The best way to report a URL to UCB, US is to send them an email at:
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Reporting a fraudulent page hosted by UCB, US
WHOIS information for UCB, US
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# available at: https://www.arin.net/resources/registry/whois/tou/
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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
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
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
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
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
#
# 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.
#
% Query time: 944 msec
% WHEN: Sun May 11 20:43:06 UTC 2025
Who is UCB, US?