ResearchRouting table, RPKI, IRR & looking glass

AS5653 University of California San Francisco

AS5653 (UCSF) is registered to University of California San Francisco in US. It originates 17 prefixes in the global routing table.

17
IPv4 prefixes
0
IPv6 prefixes
196,608
IPv4 addresses
0%
RPKI valid

Who holds AS5653

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS5653
Handle
UCSF
Organization
University of California San Francisco
Country
US
ASPA
None published

What AS5653 announces

Prefixes originated by AS5653 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
17
IPv6 prefixes
0
IPv4 addresses
196,608 (768 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
17
ROAs naming AS5653
0
With an IRR route object
3 17%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

Who AS5653 is reached through

The AS just before AS5653 in the paths our looking glass collectors hold, for 17 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RADBUNSPECIFIEDMAINT-AS5653

Route objects with origin AS5653: RADB 5

as-sets that list AS5653 (4)