ASN AS195 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS195?

AS195 is listed under San Diego Supercomputer Center.

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.

AS195 San Diego Supercomputer Center

ASN Lookup Tool

San Diego Supercomputer Center sdsc.edu

US 46 Routes

AS Data

AS195

AS195 – San Diego Supercomputer Center

AS Number	195
AS Name	SDSC-AS
Organization	San Diego Supercomputer Center(sdsc-z)
Country	US
Website	sdsc.edu
Number of IPv4 Routes	43
Number of IPv6 Routes	3
ASN type	EDUCATION
Registry	ARIN
Date Allocated	1988-05-26

ASN Intelligence API for production workflows

Use ASN data for AS195 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
199.165.16.0/20	AS195	San Diego Supercomputer Center	SANDnet Networking Services	4096
198.187.222.0/24	AS195	San Diego Supercomputer Center	San Diego Supercomputer Center	256
198.202.64.0/18	AS195	San Diego Supercomputer Center	San Diego Supercomputer Center	16384
153.105.0.0/16	AS195	San Diego Supercomputer Center	Dimension Systems	65536
67.58.54.128/25	AS195	San Diego Supercomputer Center	The Regents of the University of California University of California, San Diego.	128
198.202.112.0/21	AS195	San Diego Supercomputer Center	San Diego Supercomputer Center	2048
132.249.106.0/23	AS195	San Diego Supercomputer Center	San Diego Supercomputer Center	512
198.202.100.0/22	AS195	San Diego Supercomputer Center	San Diego Supercomputer Center	1024
132.249.246.0/27	AS195	San Diego Supercomputer Center	San Diego Supercomputer Center	32
198.202.110.0/24	AS195	San Diego Supercomputer Center	San Diego Supercomputer Center	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:       195
ASName:         SDSC-AS
ASHandle:       AS195
RegDate:        1988-05-26
Updated:        2023-06-01    
Ref:            https://rdap.arin.net/registry/autnum/195


OrgName:        San Diego Supercomputer Center
OrgId:          SDSC-Z
Address:        9500 Gilman Drive
Address:        MS-0505
City:           La Jolla
StateProv:      CA
PostalCode:     92093-0505
Country:        US
RegDate:        2023-04-06
Updated:        2023-05-24
Ref:            https://rdap.arin.net/registry/entity/SDSC-Z


OrgNOCHandle: TH60-ARIN
OrgNOCName:   Hutton, Thomas 
OrgNOCPhone:  +1-619-787-0349 
OrgNOCEmail:  hutton@sdslug.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/TH60-ARIN

OrgTechHandle: SKINN116-ARIN
OrgTechName:   Skinner, Erik 
OrgTechPhone:  +1-815-534-5090 
OrgTechEmail:  eskinner@sdsc.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/SKINN116-ARIN

OrgTechHandle: TH60-ARIN
OrgTechName:   Hutton, Thomas 
OrgTechPhone:  +1-619-787-0349 
OrgTechEmail:  hutton@sdslug.org
OrgTechRef:    https://rdap.arin.net/registry/entity/TH60-ARIN

OrgTechHandle: HERMA36-ARIN
OrgTechName:   Herman, Dan 
OrgTechPhone:  +1-858-534-6589 
OrgTechEmail:  diherman@sdsc.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/HERMA36-ARIN

OrgAbuseHandle: SDSCA-ARIN
OrgAbuseName:   SDSC-ABUSE
OrgAbusePhone:  +1-858-534-5090 
OrgAbuseEmail:  abuse@sdsc.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SDSCA-ARIN

OrgNOCHandle: ENS13-ARIN
OrgNOCName:   ENS
OrgNOCPhone:  +1-858-534-5090 
OrgNOCEmail:  ens@sdsc.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/ENS13-ARIN

OrgAbuseHandle: SDSCH-ARIN
OrgAbuseName:   SDSC Hostmaster
OrgAbusePhone:  +1-858-534-5090 
OrgAbuseEmail:  hostmaster@sdsc.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SDSCH-ARIN

RTechHandle: TH60-ARIN
RTechName:   Hutton, Thomas 
RTechPhone:  +1-619-787-0349 
RTechEmail:  hutton@sdslug.org
RTechRef:    https://rdap.arin.net/registry/entity/TH60-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
AS46985	The Regents of the University of California - University of California, San Diego.	US
AS2153	CENIC	US
AS1909	San Diego Supercomputer Center	US
AS22773	Cox Communications Inc.	US
AS2641	The Scripps Research Institute	US
AS12148	Clemson University	US
AS64999
AS293	ESnet	US
AS65501	-Private Use AS-, ZZ	ZZ
AS22213	Salk Institute	US

Upstreams

AS Number	Description	Country
AS2153	CENIC	US
AS293	ESnet	US
AS2152	CENIC	US
AS22773	Cox Communications Inc.	US

Downstreams

AS Number	Description	Country
AS2641	The Scripps Research Institute	US
AS2153	CENIC	US
AS12148	Clemson University	US
AS64999
AS22213	Salk Institute	US
AS65501	IANA - Autonomous System Number	ZZ
AS65502
AS1909	San Diego Supercomputer Center	US
AS46985	The Regents of the University of California University of California, San Diego.	US