ASN AS52 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS52?

AS52 is listed under University of California, Los Angeles.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS52 University of California, Los Angeles

ASN Lookup Tool

University of California, Los Angeles ucla.edu

US 12 Routes

AS Data

AS52

AS52 – University of California, Los Angeles

AS Number	52
AS Name	UCLA
Organization	University of California, Los Angeles(ucla-z)
Country	US
Website	ucla.edu
Number of IPv4 Routes	11
Number of IPv6 Routes	1
ASN type	EDUCATION
Registry	ARIN
Date Allocated	1985-10-24

ASN Intelligence API for production workflows

Use ASN data for AS52 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
128.97.0.0/16	AS52	University of California, Los Angeles	University of California, Los Angeles	65536
216.41.228.0/24	AS52	University of California, Los Angeles	UC HEALTH	256
192.35.210.0/24	AS52	University of California, Los Angeles	University of California, Los Angeles	256
149.142.0.0/16	AS52	University of California, Los Angeles	University of California, Los Angeles	65536
131.179.0.0/16	AS52	University of California, Los Angeles	University of California, Los Angeles	65536
192.35.225.0/24	AS52	University of California, Los Angeles	University of California, Los Angeles	256
192.35.221.0/24	AS52	University of California, Los Angeles	University of California Office of the President	256
164.67.0.0/16	AS52	University of California, Los Angeles	University of California, Los Angeles	65536
192.154.2.0/24	AS52	University of California, Los Angeles	University of California, Los Angeles	256
192.35.226.0/24	AS52	University of California, Los Angeles	University of California Office of the President	256

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 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       52
ASName:         UCLA
ASHandle:       AS52
RegDate:        1985-10-24
Updated:        2023-11-20    
Ref:            https://rdap.arin.net/registry/autnum/52


OrgName:        University of California, Los Angeles
OrgId:          UCLA-Z
Address:        UCLA Communications Technology Services
Address:        Campus Services Building I, 2nd Floor
Address:        741 Charles E. Young Drive South
City:           Los Angeles
StateProv:      CA
PostalCode:     90095-1363
Country:        US
RegDate:        2009-12-22
Updated:        2023-09-25
Ref:            https://rdap.arin.net/registry/entity/UCLA-Z


OrgNOCHandle: NO102-ORG-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-310-206-5345 
OrgNOCEmail:  noc@ucla.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/NO102-ORG-ARIN

OrgTechHandle: NO102-ORG-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-310-206-5345 
OrgTechEmail:  noc@ucla.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/NO102-ORG-ARIN

OrgAbuseHandle: UBO-ARIN
OrgAbuseName:   UCLA Bruin Online
OrgAbusePhone:  +1-310-267-4357 
OrgAbuseEmail:  abuse@ucla.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/UBO-ARIN

RTechHandle: UNO4-ARIN
RTechName:   Network Operations Center
RTechPhone:  +1-310-206-5345 
RTechEmail:  noc@ucla.edu
RTechRef:    https://rdap.arin.net/registry/entity/UNO4-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 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS2153	CENIC	US
AS2152	CENIC	US

Upstreams

AS Number	Description	Country
AS2153	CENIC	US
AS2152	CENIC	US

Contacts

Email Contacts

noc@ucla.edu

Abuse Contacts

abuse@ucla.edu