206208 looking glass

AS26397 The Regents of the University of California - University of California, San Diego. 🇺🇸 US

Announcing 4 prefixes, seen at the RIS collectors.

IPv4 prefixes
4
13,056 (51 × /24)
IPv6 prefixes
0
-
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it

Registry and operator data

AS number
AS26397
Name
The Regents of the University of California - University of California, San Diego.
Organisation
The Regents of the University of California - University of California, San Diego.
Country
🇺🇸 US
RIR
ARIN
Allocated
2006-12-21

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

2 valid (50.0%) 0 invalid (0.0%) 2 no ROA (50.0%)

Whois

Fetched from whois.arin.net

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:        2026-07-09
Ref:            https://rdap.arin.net/registry/entity/THERE-41

OrgAbuseHandle: NOC1807-ARIN
OrgAbuseName:   Network Operations Center
OrgAbusePhone:  +1-858-822-0249
OrgAbuseEmail:  jmadden@ucsd.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC1807-ARIN

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:  +1-858-534-5136
OrgTechEmail:  hutton@ucsd.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/TH60-ARIN

OrgAbuseHandle: TH60-ARIN
OrgAbuseName:   Hutton, Thomas
OrgAbusePhone:  +1-858-534-5136
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

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

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

OrgNOCHandle: TH60-ARIN
OrgNOCName:   Hutton, Thomas
OrgNOCPhone:  +1-858-534-5136
OrgNOCEmail:  hutton@ucsd.edu
OrgNOCRef:    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

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: SDSCN-ARIN
RTechName:   SDSC NOC
RTechPhone:  +1-858-534-5090
RTechEmail:  noc@sdsc.edu
RTechRef:    https://rdap.arin.net/registry/entity/SDSCN-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: 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: PAPAD12-ARIN
RNOCName:   Papadopoulos, Phil
RNOCPhone:  +1-858-922-7305
RNOCEmail:  philip.papadopoulos@gmail.com
RNOCRef:    https://rdap.arin.net/registry/entity/PAPAD12-ARIN

RAbuseHandle: TH60-ARIN
RAbuseName:   Hutton, Thomas
RAbusePhone:  +1-858-534-5136
RAbuseEmail:  hutton@ucsd.edu
RAbuseRef:    https://rdap.arin.net/registry/entity/TH60-ARIN

RTechHandle: TH60-ARIN
RTechName:   Hutton, Thomas
RTechPhone:  +1-858-534-5136
RTechEmail:  hutton@ucsd.edu
RTechRef:    https://rdap.arin.net/registry/entity/TH60-ARIN

RNOCHandle: TH60-ARIN
RNOCName:   Hutton, Thomas
RNOCPhone:  +1-858-534-5136
RNOCEmail:  hutton@ucsd.edu
RNOCRef:    https://rdap.arin.net/registry/entity/TH60-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