AS Number
AS7377
AS Name
UCSD
Org Name
University of California, San Diego
Registry

arin

RegDate

2023-08-23

Updated

2023-08-23

AS7377 Looking Glass
http://yo2tm.ampr.org/nettools.php
IPv4Prefixes

24

IPv6Prefixes

2

IPv4 NUMs

12,855,558

IPv6 NUMs(/64)

5,368,709,120

12,855,558 IPv4 Addresses
CIDR Description IP Num
44.0.0.0/9 Amateur Radio Digital Communications 8388608
44.128.0.0/10 Amateur Radio Digital Communications 4194304
69.166.11.0/24 RGnet, LLC 256
69.196.32.0/20 The Regents of the University of California - University of California, San Diego. 4096
69.196.32.0/19 The Regents of the University of California - University of California, San Diego. 8192
69.196.40.0/24 The Regents of the University of California - University of California, San Diego. 256
128.54.0.0/24 University of California, San Diego 256
128.54.0.0/16 University of California, San Diego 65536
132.239.0.0/24 University of California, San Diego 256
132.239.0.0/16 University of California, San Diego 65536
137.110.0.0/24 University of California, San Diego 256
137.110.0.0/16 University of California, San Diego 65536
137.164.23.52/30 CENIC 4
137.164.23.176/31 CENIC 2
169.228.0.0/24 University of California, San Diego 256
169.228.0.0/16 University of California, San Diego 65536
192.135.237.0/24 Marine Physical Lab/UCSD 256
192.135.238.0/24 Marine Physical Lab/UCSD 256
192.154.1.0/24 University of California at San Diego 256
198.134.135.0/24 University of California, San Diego 256
207.34.0.0/24 RGnet, LLC 256
216.21.14.0/24 RGnet, LLC 256
216.151.34.0/24 RGnet, LLC 256
216.151.38.0/24 RGnet, LLC 256
CIDR Description IP NUMs(prefix /64)
2001:48d0:c000::/34 San Diego Supercomputer Center 1073741824
2607:f720::/32 University of California, San Diego 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS2152 CSUNET-NW - California State University, Office of the Chancellor, US United States 2,078,272 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS2153 CSUNET-NE - California State University, Office of the Chancellor, US United States 2,816 16,842,752 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS26397 OPTIPUTER - The Regents of the University of California - University of California, San Diego., US United States 8,960 0 IPv4 IPv4 IPv6 IPv6
IP Address Domain NUMs Domains
44.0.0.1 3 ampr.org.
44.0.0.99 1 dlp.dyndns.info
44.0.4.10 1 rdbroker01.ad.titan.international
44.1.1.22 9 ardc.net
44.1.1.29 1 mailman.ardc.net
44.1.19.29 73 amino.thrusher.xyz
44.1.128.22 1 mailman.ampr.org
44.1.128.23 1 portal.ampr.org
44.1.128.24 4 ampr.org
44.1.142.17 17 lxfmy.net
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


OrgAbuseHandle: UCSDA-ARIN
OrgAbuseName:   UCSD Abuse
OrgAbusePhone:  +1-858-822-4040 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/UCSDA-ARIN

OrgNOCHandle: NOC1807-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-858-534-8610 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC1807-ARIN

OrgTechHandle: UTC1-ARIN
OrgTechName:   UCSD Technical Contact
OrgTechPhone:  +1-858-822-4040 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/UTC1-ARIN

OrgTechHandle: NOC1807-ARIN
OrgTechName:   Network Operations Center
OrgTechPhone:  +1-858-534-8610 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/NOC1807-ARIN