ResearchRouting table, RPKI, IRR & looking glass

AS397501 Purdue University

AS397501 (PURDUE-RESNET) is registered to Purdue University in US. It originates 11 prefixes in the global routing table.

10
IPv4 prefixes
1
IPv6 prefixes
19,968
IPv4 addresses
100%
RPKI valid

Who holds AS397501

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

AS number
AS397501
Handle
PURDUE-RESNET
Organization
Purdue University
Country
US
ASPA
None published

What AS397501 announces

Prefixes originated by AS397501 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
10
IPv6 prefixes
1
IPv4 addresses
19,968 (78 /24s)
RPKI valid
11 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS397501
2
With an IRR route object
11 100%

Announced prefixes

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

Who AS397501 is reached through

The AS just before AS397501 in the paths our looking glass collectors hold, for 11 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
RADBASN397501MAINT-IU

Route objects with origin AS397501: RADB 11

as-sets that list AS397501 (3)