ResearchRouting table, RPKI, IRR & looking glass

AS61281 Chess Limited

AS61281 (NDT-AS) is registered to Chess Limited in GB. It originates 1 prefix in the global routing table.

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

Who holds AS61281

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

AS number
AS61281
Handle
NDT-AS
Organization
Chess Limited
Country
GB
ASPA
None published

What AS61281 announces

Prefixes originated by AS61281 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
1,024 (4 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
1
ROAs naming AS61281
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 AS61281 is reached through

The AS just before AS61281 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
RIPENDT-ASRIPE-NCC-END-MNT, CHESS-NOC

Route objects with origin AS61281: RIPE 2

as-sets that list AS61281 (3)