ResearchRouting table, RPKI, IRR & looking glass

AS42156 GNX B.V.

AS42156 (GNX) is registered to GNX B.V. in NL. It originates 16 prefixes in the global routing table.

11
IPv4 prefixes
5
IPv6 prefixes
3,072
IPv4 addresses
100%
RPKI valid

Who holds AS42156

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

AS number
AS42156
Handle
GNX
Organization
GNX B.V.
Country
NL
ASPA
None published

What AS42156 announces

Prefixes originated by AS42156 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
11
IPv6 prefixes
5
IPv4 addresses
3,072 (12 /24s)
RPKI valid
16 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS42156
18
With an IRR route object
14 87%

Announced prefixes

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

Who AS42156 is reached through

The AS just before AS42156 in the paths our looking glass collectors hold, for 16 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.