ResearchRouting table, RPKI, IRR & looking glass

AS209506 Stephen Cushen

AS209506 (CushNet) is registered to Stephen Cushen in IE. It originates 2 prefixes in the global routing table.

1
IPv4 prefixes
1
IPv6 prefixes
256
IPv4 addresses
0%
RPKI valid

Who holds AS209506

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

AS number
AS209506
Handle
CushNet
Organization
Stephen Cushen
Country
IE
ASPA
1 provider

What AS209506 announces

Prefixes originated by AS209506 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
1
IPv4 addresses
256 (1 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
2
ROAs naming AS209506
0
With an IRR route object
2 100%

Announced prefixes

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

IPv4 (1)
IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS209506 is reached through

The AS just before AS209506 in the paths our looking glass collectors hold, for 2 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Provider authorization

AS209506 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
RIPECushNetRIPE-NCC-END-MNT, DC8735-MNT, SC100-MNT

Route objects with origin AS209506: RIPE 6 · RADB 2 · ALTDB 1 · NTTCOM 1

as-sets that list AS209506 (7)