206208 looking glass

AS5653 University of California San Francisco 🇺🇸 US

Announcing 17 prefixes, seen at the RIS collectors.

IPv4 prefixes
17
200,192 (782 × /24)
IPv6 prefixes
0
-
Upstreams
3
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
AS5653
Name
University of California San Francisco
Organisation
University of California San Francisco
Country
🇺🇸 US
RIR
ARIN
Allocated
1995-07-27

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 17 no ROA (100.0%)

Whois

Fetched from whois.arin.net

ASNumber:       5653
ASName:         UCSF
ASHandle:       AS5653
RegDate:        1995-07-27
Updated:        2026-02-26
Ref:            https://rdap.arin.net/registry/autnum/5653

OrgName:        University of California San Francisco
OrgId:          UCSF-Z
Address:        Room 602
Address:        1855 Folsom Street
City:           San Francisco
StateProv:      CA
PostalCode:     94143-0225
Country:        US
RegDate:        2023-08-22
Updated:        2023-08-22
Ref:            https://rdap.arin.net/registry/entity/UCSF-Z

OrgAbuseHandle: UIISS-ARIN
OrgAbuseName:   UCSF ITS Information Security Services
OrgAbusePhone:  +1-415-514-4100
OrgAbuseEmail:  security@ucsf.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/UIISS-ARIN

OrgTechHandle: YOUNG1436-ARIN
OrgTechName:   Young, Steve
OrgTechPhone:  +1-415-476-0869
OrgTechEmail:  steve.young@ucsf.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/YOUNG1436-ARIN

OrgTechHandle: CHENT14-ARIN
OrgTechName:   Chen, Tom
OrgTechPhone:  +1-415-353-3990
OrgTechEmail:  tom.chen@ucsf.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/CHENT14-ARIN