ResearchRouting table, RPKI, IRR & looking glass

AS3431 ESnet

AS3431 (ESNET-AS) is registered to ESnet in US. It originates 4 prefixes in the global routing table.

4
IPv4 prefixes
0
IPv6 prefixes
1,024
IPv4 addresses
0%
RPKI valid

Who holds AS3431

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

AS number
AS3431
Handle
ESNET-AS
Organization
ESnet
Country
US
ASPA
1 provider

What AS3431 announces

Prefixes originated by AS3431 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
4
IPv6 prefixes
0
IPv4 addresses
1,024 (4 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
4
ROAs naming AS3431
0
With an IRR route object
4 100%

Announced prefixes

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

IPv4 (4)

RPKI valid   RPKI invalid   no ROA covers it

Who AS3431 is reached through

The AS just before AS3431 in the paths our looking glass collectors hold, for 4 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS3431 publishes an ASPA naming this provider. Check a path.

Routing registry objects

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

Sourceas-nameMaintained by
RADBGA-ASMAINT-ESNET

Route objects with origin AS3431: RADB 5

as-sets that list AS3431 (4)