ResearchRouting table, RPKI, IRR & looking glass

AS27256 Cybernet Communications Ltd

AS27256 (CBNBC-NET) is registered to Cybernet Communications Ltd in CA. It originates 1 prefix in the global routing table.

1
IPv4 prefixes
0
IPv6 prefixes
2,048
IPv4 addresses
0%
RPKI valid

Who holds AS27256

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

AS number
AS27256
Handle
CBNBC-NET
Organization
Cybernet Communications Ltd
Country
CA
ASPA
None published

What AS27256 announces

Prefixes originated by AS27256 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
2,048 (8 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
1
ROAs naming AS27256
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 AS27256 is reached through

The AS just before AS27256 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
RADBCYBERNET-COMMUNICATIONSMAINT-AS18988

Route objects with origin AS27256: RADB 1

as-sets that list AS27256 (5)