ResearchRouting table, RPKI, IRR & looking glass

AS56837 Tigron bv

AS56837 (TIGRON-AS) is registered to Tigron bv in BE. It originates 7 prefixes in the global routing table.

3
IPv4 prefixes
4
IPv6 prefixes
5,376
IPv4 addresses
100%
RPKI valid

Who holds AS56837

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

AS number
AS56837
Handle
TIGRON-AS
Organization
Tigron bv
Country
BE
ASPA
None published

What AS56837 announces

Prefixes originated by AS56837 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
3
IPv6 prefixes
4
IPv4 addresses
5,376 (21 /24s)
RPKI valid
7 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS56837
7
With an IRR route object
7 100%

Announced prefixes

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

Who AS56837 is reached through

The AS just before AS56837 in the paths our looking glass collectors hold, for 7 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
RIPETIGRON-ASRIPE-NCC-END-MNT, TGRN-MNT

Route objects with origin AS56837: RIPE 8

as-sets that list AS56837 (9)