ResearchRouting table, RPKI, IRR & looking glass

AS393257 Lawrence University

AS393257 (LAWREN-1) is registered to Lawrence University in US. It originates 1 prefix in the global routing table.

1
IPv4 prefixes
0
IPv6 prefixes
32,768
IPv4 addresses
0%
RPKI valid

Who holds AS393257

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

AS number
AS393257
Handle
LAWREN-1
Organization
Lawrence University
Country
US
ASPA
None published

What AS393257 announces

Prefixes originated by AS393257 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
1
IPv6 prefixes
0
IPv4 addresses
32,768 (128 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
1
ROAs naming AS393257
0
With an IRR route object
1 100%

Announced prefixes

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

IPv4 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS393257 is reached through

The AS just before AS393257 in the paths our looking glass collectors hold, for 1 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
RADBRoadRunnerMAINT-RR

Route objects with origin AS393257: RADB 1

as-sets that list AS393257 (8)