ResearchRouting table, RPKI, IRR & looking glass

AS36375 University of Michigan

AS36375 (UMICH-AS-5) is registered to University of Michigan in US. It originates 21 prefixes in the global routing table.

20
IPv4 prefixes
1
IPv6 prefixes
826,496
IPv4 addresses
100%
RPKI valid

Who holds AS36375

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

AS number
AS36375
Handle
UMICH-AS-5
Organization
University of Michigan
Country
US
ASPA
None published

What AS36375 announces

Prefixes originated by AS36375 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
20
IPv6 prefixes
1
IPv4 addresses
826,496 (3,228 /24s)
RPKI valid
21 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS36375
24
With an IRR route object
21 100%

Announced prefixes

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

Who AS36375 is reached through

The AS just before AS36375 in the paths our looking glass collectors hold, for 21 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
RADBUMICH-ASN1MAINT-AS36375

Route objects with origin AS36375: RADB 22

as-sets that list AS36375 (5)