AS7377 University of California, San Diego

UCSD

Company Website

IPv4 Addresses: 12,855,552

Number of Peers: 5

Number of Prefixes: 20

ASN Allocated: 25^th November 1996

ASN
Prefixes
Peers
Upstreams
Downstreams
Graphs
World Map
Raw Whois

AS7377 Summary

Regional Registry:

ARIN

Allocation Status:

Assigned

Allocation Date:

25^th November 1996

Allocated Country:

Traffic Ratio:

Not Disclosed

Website:

https://blink.ucsd.edu/technology/help-desk/index.html

AS7377 Network

IPv4 Prefixes:

IPv4 Peers:

IPv4 Upstreams:

IPv6 Prefixes:

IPv6 Peers:

IPv6 Upstreams:

Contacts

Email Contacts:

datacom-mgmt-l@ucsd.edu

architects@ucsd.edu

abuse@ucsd.edu

Abuse Contacts:

abuse@ucsd.edu

Address:

IT Services,

9500 Gilman Dr,

#0903,

Attn: Hostmaster,

La Jolla,

CA,

92093-0903,

IPv4 Prefixes
IPv6 Prefixes

Announced Prefix	Description	Parent Prefix	RIR
44.0.0.0/9	Amateur Radio Digital Communications	44.0.0.0/9	ARIN
44.128.0.0/10	Amateur Radio Digital Communications	44.128.0.0/10	ARIN
69.166.11.0/24	RGnet, LLC	69.166.11.0/24	ARIN
69.196.32.0/20	The Regents of the University of California - University of California, San Diego.	69.196.32.0/19	ARIN
69.196.32.0/19	The Regents of the University of California - University of California, San Diego.	69.196.32.0/19	ARIN
69.196.40.0/24	The Regents of the University of California - University of California, San Diego.	69.165.0.0/20	ARIN
128.54.0.0/16	University of California, San Diego	128.54.0.0/16	ARIN
132.239.0.0/16	University of California, San Diego	132.239.0.0/16	ARIN
137.110.0.0/16	University of California, San Diego	137.110.0.0/16	ARIN
169.228.0.0/16	University of California, San Diego	169.228.0.0/16	ARIN
192.135.237.0/24	Marine Physical Lab/UCSD	192.135.237.0/24	ARIN
192.135.238.0/24	Marine Physical Lab/UCSD	192.135.238.0/24	ARIN
192.154.1.0/24	University of California at San Diego	192.154.1.0/24	ARIN
198.134.135.0/24	University of California, San Diego	198.134.135.0/24	ARIN
207.34.0.0/24	RGnet, LLC	207.34.0.0/24	ARIN
216.21.14.0/24	RGnet, LLC	216.21.14.0/24	ARIN
216.151.34.0/24	RGnet, LLC	216.151.34.0/24	ARIN
216.151.38.0/24	RGnet, LLC	216.151.38.0/24	ARIN

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	2001:48d0:c000::/34	San Diego Supercomputer Center		2001:48d0::/32	ARIN
	2607:f720::/32	University of California, San Diego		2607:f720::/32	ARIN

IPv4 Peers
IPv6 Peers

ASN	Name	Description
AS2152	CENIC-2152	CENIC
AS2153	CENIC-2153	CENIC
AS26397	OPTIPUTER	The Regents of the University of California - University of California, San Diego.

Country	ASN	Name	Description	IPv4
	AS2153	CENIC-2153	CENIC
	AS2152	CENIC-2152	CENIC

IPv4 Upstreams
IPv6 Upstreams

Country	ASN	Name	Description	IPv6
	AS2152	CENIC-2152	CENIC

IPv4 Upstream Graph

Country	ASN	Name	Description	IPv4
	AS2152	CENIC-2152	CENIC

IPv6 Upstream Graph

IPv4 Downstreams

Country	ASN	Name	Description
	AS26397	OPTIPUTER	The Regents of the University of California - University of California, San Diego.

#
# 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:       7377
ASName:         UCSD
ASHandle:       AS7377
RegDate:        1996-11-25
Updated:        2023-12-19    
Ref:            https://rdap.arin.net/registry/autnum/7377


OrgName:        University of California, San Diego
OrgId:          UCSD-1-Z
Address:        IT Services
Address:        9500 Gilman Dr, #0903
Address:        Attn: Hostmaster
City:           La Jolla
StateProv:      CA
PostalCode:     92093-0903
Country:        US
RegDate:        2023-08-23
Updated:        2023-08-23
Ref:            https://rdap.arin.net/registry/entity/UCSD-1-Z


OrgNOCHandle: NOC1807-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-858-822-0249 
OrgNOCEmail:  datacom-mgmt-l@ucsd.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC1807-ARIN

OrgTechHandle: NOC1807-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-858-822-0249 
OrgTechEmail:  datacom-mgmt-l@ucsd.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC1807-ARIN

OrgTechHandle: UTC1-ARIN
OrgTechName:   UCSD Technical Contact
OrgTechPhone:  +1-858-822-4040 
OrgTechEmail:  architects@ucsd.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/UTC1-ARIN

OrgAbuseHandle: UCSDA-ARIN
OrgAbuseName:   UCSD Abuse
OrgAbusePhone:  +1-858-822-4040 
OrgAbuseEmail:  abuse@ucsd.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/UCSDA-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.
#

Country	IX	Name	IPv4	IPv6	Port Speed