26397 OPTIPUTER - The Regents of the University of California - University of California, San Diego., US
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS2153 CENIC-2153 - CENIC, US
AS7377 UCSD - University of California, San Diego, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 8825 AS26397 ORIGIN Originate: 13056 /18.33 Transit: 0 /0.00 OPTIPUTER - The Regents of the University of California - University of California, San Diego., US
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 21350 AS26397 OPTIPUTER - The Regents of the University of 4 1 0 3 1 25.00% Prefix AS Path Aggregation Suggestion 67.58.32.0/19 4608 7575 2153 26397 67.58.48.0/20 4608 7575 2153 26397 - Withdrawn - matching aggregate 67.58.32.0/19 4608 7575 2153 26397 169.228.130.0/23 4608 7575 2153 26397 169.228.132.0/24 4608 7575 2153 26397
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS26397 3 More Specifics 4 Total Advertisements OPTIPUTER - The Regents of the University of California - University of California, San Diego., US
67.58.48.0/20 67.58.32.0/19
169.228.130.0/23 169.228.0.0/16
169.228.132.0/24 169.228.0.0/16
whois: 402332
IANA has recorded AS26397 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS26397\n
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ASNumber: 26397
ASName: OPTIPUTER
ASHandle: AS26397
RegDate: 2006-12-21
Updated: 2015-10-19
Comment: contact SDSC NOC for emergencies at 858-534-5090. Request SDSC/PRISM Network Support
Ref: https://rdap.arin.net/registry/autnum/26397
OrgName: The Regents of the University of California - University of California, San Diego.
OrgId: THERE-41
Address: Prism Project,University of California, San Diego
Address: 9500 Gilman Drive
Address: MS-0505
City: La Jolla
StateProv: CA
PostalCode: 92093-0505
Country: US
RegDate: 2009-05-15
Updated: 2024-04-17
Ref: https://rdap.arin.net/registry/entity/THERE-41
OrgTechHandle: BDU62-ARIN
OrgTechName: dunne, brian
OrgTechPhone: +1-858-334-9579
OrgTechEmail: bdunne@ucsd.edu
OrgTechRef: https://rdap.arin.net/registry/entity/BDU62-ARIN
OrgTechHandle: TH60-ARIN
OrgTechName: Hutton, Thomas
OrgTechPhone: +1-858-534-5152
OrgTechEmail: hutton@ucsd.edu
OrgTechRef: https://rdap.arin.net/registry/entity/TH60-ARIN
OrgNOCHandle: TH60-ARIN
OrgNOCName: Hutton, Thomas
OrgNOCPhone: +1-858-534-5152
OrgNOCEmail: hutton@ucsd.edu
OrgNOCRef: https://rdap.arin.net/registry/entity/TH60-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: TH60-ARIN
OrgAbuseName: Hutton, Thomas
OrgAbusePhone: +1-858-534-5152
OrgAbuseEmail: hutton@ucsd.edu
OrgAbuseRef: https://rdap.arin.net/registry/entity/TH60-ARIN
OrgNOCHandle: SDSCN-ARIN
OrgNOCName: SDSC NOC
OrgNOCPhone: +1-858-534-5090
OrgNOCEmail: noc@sdsc.edu
OrgNOCRef: https://rdap.arin.net/registry/entity/SDSCN-ARIN
RTechHandle: TECHO2-ARIN
RTechName: Tech Optiputer
RTechPhone: +1-858-534-3036
RTechEmail: tech@optiputer.net
RTechRef: https://rdap.arin.net/registry/entity/TECHO2-ARIN
RNOCHandle: PAPAD12-ARIN
RNOCName: Papadopoulos, Phil
RNOCPhone: +1-858-922-7305
RNOCEmail: philip.papadopoulos@gmail.com
RNOCRef: https://rdap.arin.net/registry/entity/PAPAD12-ARIN
RTechHandle: SDSCN-ARIN
RTechName: SDSC NOC
RTechPhone: +1-858-534-5090
RTechEmail: noc@sdsc.edu
RTechRef: https://rdap.arin.net/registry/entity/SDSCN-ARIN
RNOCHandle: TH60-ARIN
RNOCName: Hutton, Thomas
RNOCPhone: +1-858-534-5152
RNOCEmail: hutton@ucsd.edu
RNOCRef: https://rdap.arin.net/registry/entity/TH60-ARIN
RAbuseHandle: ABUSE1467-ARIN
RAbuseName: Abuse Optiputer
RAbusePhone: +1-858-534-3036
RAbuseEmail: abuse@optiputer.net
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE1467-ARIN
RAbuseHandle: TH60-ARIN
RAbuseName: Hutton, Thomas
RAbusePhone: +1-858-534-5152
RAbuseEmail: hutton@ucsd.edu
RAbuseRef: https://rdap.arin.net/registry/entity/TH60-ARIN
RAbuseHandle: PAPAD12-ARIN
RAbuseName: Papadopoulos, Phil
RAbusePhone: +1-858-922-7305
RAbuseEmail: philip.papadopoulos@gmail.com
RAbuseRef: https://rdap.arin.net/registry/entity/PAPAD12-ARIN
RNOCHandle: NOCOP5-ARIN
RNOCName: NOC Optiputer
RNOCPhone: +1-858-534-3036
RNOCEmail: noc@optiputer.net
RNOCRef: https://rdap.arin.net/registry/entity/NOCOP5-ARIN
RTechHandle: TH60-ARIN
RTechName: Hutton, Thomas
RTechPhone: +1-858-534-5152
RTechEmail: hutton@ucsd.edu
RTechRef: https://rdap.arin.net/registry/entity/TH60-ARIN
RNOCHandle: SDSCN-ARIN
RNOCName: SDSC NOC
RNOCPhone: +1-858-534-5090
RNOCEmail: noc@sdsc.edu
RNOCRef: https://rdap.arin.net/registry/entity/SDSCN-ARIN
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# 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.
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